Opinion Poll by ORB for The Telegraph, 16–17 April 2019
Voting Intentions | Seats | Coalitions | Technical Information
Voting Intentions

Confidence Intervals
| Party | Last Result | Poll Result | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval | 
|---|---|---|---|---|---|---|
| Labour Party | 40.0% | 29.0% | 27.6–30.5% | 27.2–31.0% | 26.8–31.3% | 26.1–32.1% | 
| Conservative Party | 42.4% | 26.0% | 24.6–27.5% | 24.2–27.9% | 23.9–28.2% | 23.2–28.9% | 
| Brexit Party | 0.0% | 14.0% | 12.9–15.2% | 12.6–15.6% | 12.4–15.9% | 11.9–16.4% | 
| Liberal Democrats | 7.4% | 8.0% | 7.2–9.0% | 7.0–9.3% | 6.8–9.5% | 6.4–10.0% | 
| UK Independence Party | 1.8% | 5.0% | 4.3–5.8% | 4.1–6.0% | 4.0–6.2% | 3.7–6.6% | 
| Change UK | 0.0% | 5.0% | 4.3–5.8% | 4.1–6.0% | 4.0–6.2% | 3.7–6.6% | 
| Scottish National Party | 3.0% | 4.0% | 3.4–4.7% | 3.3–4.9% | 3.1–5.1% | 2.9–5.5% | 
| Green Party | 1.6% | 4.0% | 3.4–4.7% | 3.3–4.9% | 3.1–5.1% | 2.9–5.5% | 
| Plaid Cymru | 0.5% | 1.0% | 0.7–1.4% | 0.6–1.5% | 0.6–1.6% | 0.5–1.8% | 
Note: The poll result column reflects the actual value used in the calculations. Published results may vary slightly, and in addition be rounded to fewer digits.
Seats

Confidence Intervals
| Party | Last Result | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval | 
|---|---|---|---|---|---|---|
| Labour Party | 262 | 271 | 243–286 | 233–290 | 220–297 | 214–305 | 
| Conservative Party | 317 | 221 | 201–251 | 197–263 | 194–276 | 183–281 | 
| Brexit Party | 0 | 43 | 32–66 | 29–70 | 25–72 | 20–76 | 
| Liberal Democrats | 12 | 27 | 23–33 | 22–34 | 21–37 | 19–39 | 
| UK Independence Party | 0 | 0 | 0 | 0 | 0 | 0 | 
| Change UK | 0 | 0 | 0 | 0 | 0 | 0 | 
| Scottish National Party | 35 | 54 | 54–57 | 53–57 | 51–58 | 51–58 | 
| Green Party | 1 | 2 | 2 | 2 | 2 | 1–2 | 
| Plaid Cymru | 4 | 5 | 5–8 | 5–10 | 5–12 | 3–14 | 
Labour Party
For a full overview of the results for this party, see the Labour Party page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 199 | 0% | 100% | |
| 200 | 0% | 99.9% | |
| 201 | 0% | 99.9% | |
| 202 | 0% | 99.9% | |
| 203 | 0% | 99.9% | |
| 204 | 0.1% | 99.9% | |
| 205 | 0% | 99.8% | |
| 206 | 0% | 99.8% | |
| 207 | 0% | 99.8% | |
| 208 | 0.1% | 99.7% | |
| 209 | 0% | 99.6% | |
| 210 | 0% | 99.6% | |
| 211 | 0% | 99.6% | |
| 212 | 0.1% | 99.6% | |
| 213 | 0% | 99.5% | |
| 214 | 0% | 99.5% | |
| 215 | 0% | 99.5% | |
| 216 | 0% | 99.5% | |
| 217 | 0.2% | 99.4% | |
| 218 | 0.2% | 99.3% | |
| 219 | 0% | 99.0% | |
| 220 | 2% | 99.0% | |
| 221 | 0.1% | 97% | |
| 222 | 0.1% | 97% | |
| 223 | 0% | 97% | |
| 224 | 0.1% | 97% | |
| 225 | 0% | 97% | |
| 226 | 0.4% | 97% | |
| 227 | 0.4% | 96% | |
| 228 | 0.1% | 96% | |
| 229 | 0.1% | 96% | |
| 230 | 0.2% | 96% | |
| 231 | 0.2% | 96% | |
| 232 | 0.2% | 95% | |
| 233 | 2% | 95% | |
| 234 | 0% | 93% | |
| 235 | 0.1% | 93% | |
| 236 | 0.2% | 93% | |
| 237 | 0.2% | 93% | |
| 238 | 0.2% | 93% | |
| 239 | 0.9% | 92% | |
| 240 | 0.3% | 92% | |
| 241 | 0.6% | 91% | |
| 242 | 0% | 91% | |
| 243 | 1.3% | 91% | |
| 244 | 0.3% | 89% | |
| 245 | 1.4% | 89% | |
| 246 | 0.1% | 88% | |
| 247 | 0.9% | 88% | |
| 248 | 0.2% | 87% | |
| 249 | 0.2% | 86% | |
| 250 | 0.4% | 86% | |
| 251 | 1.3% | 86% | |
| 252 | 1.4% | 85% | |
| 253 | 0.7% | 83% | |
| 254 | 0.5% | 82% | |
| 255 | 0.1% | 82% | |
| 256 | 3% | 82% | |
| 257 | 0.2% | 79% | |
| 258 | 4% | 79% | |
| 259 | 1.1% | 75% | |
| 260 | 3% | 74% | |
| 261 | 0.9% | 71% | |
| 262 | 3% | 70% | Last Result | 
| 263 | 0.2% | 67% | |
| 264 | 3% | 67% | |
| 265 | 1.3% | 64% | |
| 266 | 2% | 63% | |
| 267 | 0.3% | 61% | |
| 268 | 3% | 60% | |
| 269 | 6% | 57% | |
| 270 | 1.4% | 52% | |
| 271 | 0.8% | 50% | Median | 
| 272 | 0.8% | 49% | |
| 273 | 5% | 49% | |
| 274 | 1.3% | 44% | |
| 275 | 0.3% | 42% | |
| 276 | 0.1% | 42% | |
| 277 | 2% | 42% | |
| 278 | 3% | 40% | |
| 279 | 11% | 38% | |
| 280 | 2% | 27% | |
| 281 | 2% | 25% | |
| 282 | 2% | 23% | |
| 283 | 2% | 21% | |
| 284 | 0.1% | 19% | |
| 285 | 2% | 19% | |
| 286 | 10% | 18% | |
| 287 | 0.4% | 7% | |
| 288 | 0.9% | 7% | |
| 289 | 0.7% | 6% | |
| 290 | 0.2% | 5% | |
| 291 | 0.8% | 5% | |
| 292 | 0.2% | 4% | |
| 293 | 0.6% | 4% | |
| 294 | 0.3% | 4% | |
| 295 | 0.3% | 3% | |
| 296 | 0.2% | 3% | |
| 297 | 0.4% | 3% | |
| 298 | 0.3% | 2% | |
| 299 | 0.5% | 2% | |
| 300 | 0.1% | 2% | |
| 301 | 0.4% | 1.4% | |
| 302 | 0.1% | 1.0% | |
| 303 | 0.3% | 0.9% | |
| 304 | 0% | 0.7% | |
| 305 | 0.2% | 0.6% | |
| 306 | 0% | 0.4% | |
| 307 | 0% | 0.4% | |
| 308 | 0.1% | 0.4% | |
| 309 | 0.1% | 0.3% | |
| 310 | 0% | 0.2% | |
| 311 | 0% | 0.2% | |
| 312 | 0% | 0.2% | |
| 313 | 0.1% | 0.2% | |
| 314 | 0% | 0.1% | |
| 315 | 0% | 0.1% | |
| 316 | 0% | 0.1% | |
| 317 | 0% | 0.1% | |
| 318 | 0% | 0.1% | |
| 319 | 0% | 0.1% | |
| 320 | 0% | 0.1% | |
| 321 | 0% | 0% | 
Conservative Party
For a full overview of the results for this party, see the Conservative Party page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 169 | 0% | 100% | |
| 170 | 0% | 99.9% | |
| 171 | 0% | 99.9% | |
| 172 | 0% | 99.9% | |
| 173 | 0% | 99.9% | |
| 174 | 0% | 99.9% | |
| 175 | 0% | 99.9% | |
| 176 | 0% | 99.8% | |
| 177 | 0.2% | 99.8% | |
| 178 | 0% | 99.7% | |
| 179 | 0% | 99.6% | |
| 180 | 0% | 99.6% | |
| 181 | 0% | 99.6% | |
| 182 | 0.1% | 99.6% | |
| 183 | 0.1% | 99.5% | |
| 184 | 0.1% | 99.5% | |
| 185 | 0.2% | 99.4% | |
| 186 | 0.1% | 99.2% | |
| 187 | 0% | 99.1% | |
| 188 | 0.1% | 99.1% | |
| 189 | 0.2% | 99.0% | |
| 190 | 0% | 98.8% | |
| 191 | 0.1% | 98.7% | |
| 192 | 0.3% | 98.7% | |
| 193 | 0.7% | 98% | |
| 194 | 2% | 98% | |
| 195 | 0.2% | 96% | |
| 196 | 0.3% | 96% | |
| 197 | 3% | 96% | |
| 198 | 0.6% | 92% | |
| 199 | 0.2% | 92% | |
| 200 | 0.3% | 92% | |
| 201 | 2% | 91% | |
| 202 | 0.5% | 89% | |
| 203 | 0.5% | 89% | |
| 204 | 1.4% | 88% | |
| 205 | 2% | 87% | |
| 206 | 0.9% | 85% | |
| 207 | 1.2% | 84% | |
| 208 | 0.6% | 82% | |
| 209 | 5% | 82% | |
| 210 | 0.8% | 77% | |
| 211 | 0.3% | 76% | |
| 212 | 0.7% | 76% | |
| 213 | 1.2% | 75% | |
| 214 | 0.9% | 74% | |
| 215 | 0.7% | 73% | |
| 216 | 1.2% | 73% | |
| 217 | 1.1% | 71% | |
| 218 | 11% | 70% | |
| 219 | 0.2% | 59% | |
| 220 | 2% | 59% | |
| 221 | 10% | 57% | Median | 
| 222 | 1.3% | 47% | |
| 223 | 0.3% | 46% | |
| 224 | 0.8% | 45% | |
| 225 | 1.2% | 44% | |
| 226 | 4% | 43% | |
| 227 | 1.2% | 39% | |
| 228 | 0.6% | 38% | |
| 229 | 1.1% | 37% | |
| 230 | 4% | 36% | |
| 231 | 0.3% | 32% | |
| 232 | 1.3% | 32% | |
| 233 | 2% | 31% | |
| 234 | 0.4% | 29% | |
| 235 | 1.3% | 29% | |
| 236 | 2% | 27% | |
| 237 | 0.4% | 26% | |
| 238 | 0.2% | 25% | |
| 239 | 4% | 25% | |
| 240 | 2% | 21% | |
| 241 | 3% | 19% | |
| 242 | 0.2% | 16% | |
| 243 | 2% | 16% | |
| 244 | 1.1% | 14% | |
| 245 | 0.8% | 13% | |
| 246 | 0.4% | 12% | |
| 247 | 0.4% | 12% | |
| 248 | 1.0% | 12% | |
| 249 | 0.5% | 11% | |
| 250 | 0.2% | 10% | |
| 251 | 0.2% | 10% | |
| 252 | 0.4% | 10% | |
| 253 | 0.3% | 10% | |
| 254 | 0.4% | 9% | |
| 255 | 0.1% | 9% | |
| 256 | 2% | 9% | |
| 257 | 0.1% | 7% | |
| 258 | 0.4% | 7% | |
| 259 | 0.1% | 6% | |
| 260 | 0.2% | 6% | |
| 261 | 0.8% | 6% | |
| 262 | 0% | 5% | |
| 263 | 0.9% | 5% | |
| 264 | 0% | 4% | |
| 265 | 0.4% | 4% | |
| 266 | 0.1% | 4% | |
| 267 | 0.3% | 4% | |
| 268 | 0.1% | 3% | |
| 269 | 0% | 3% | |
| 270 | 0.1% | 3% | |
| 271 | 0% | 3% | |
| 272 | 0.1% | 3% | |
| 273 | 0.1% | 3% | |
| 274 | 0.1% | 3% | |
| 275 | 0.1% | 3% | |
| 276 | 2% | 3% | |
| 277 | 0% | 0.9% | |
| 278 | 0.2% | 0.8% | |
| 279 | 0% | 0.6% | |
| 280 | 0% | 0.6% | |
| 281 | 0% | 0.5% | |
| 282 | 0% | 0.5% | |
| 283 | 0.1% | 0.5% | |
| 284 | 0% | 0.4% | |
| 285 | 0% | 0.4% | |
| 286 | 0% | 0.3% | |
| 287 | 0.1% | 0.3% | |
| 288 | 0% | 0.3% | |
| 289 | 0% | 0.2% | |
| 290 | 0% | 0.2% | |
| 291 | 0.1% | 0.2% | |
| 292 | 0% | 0.1% | |
| 293 | 0% | 0.1% | |
| 294 | 0% | 0.1% | |
| 295 | 0% | 0% | |
| 296 | 0% | 0% | |
| 297 | 0% | 0% | |
| 298 | 0% | 0% | |
| 299 | 0% | 0% | |
| 300 | 0% | 0% | |
| 301 | 0% | 0% | |
| 302 | 0% | 0% | |
| 303 | 0% | 0% | |
| 304 | 0% | 0% | |
| 305 | 0% | 0% | |
| 306 | 0% | 0% | |
| 307 | 0% | 0% | |
| 308 | 0% | 0% | |
| 309 | 0% | 0% | |
| 310 | 0% | 0% | |
| 311 | 0% | 0% | |
| 312 | 0% | 0% | |
| 313 | 0% | 0% | |
| 314 | 0% | 0% | |
| 315 | 0% | 0% | |
| 316 | 0% | 0% | |
| 317 | 0% | 0% | Last Result | 
Brexit Party
For a full overview of the results for this party, see the Brexit Party page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 0 | 0% | 100% | Last Result | 
| 1 | 0% | 100% | |
| 2 | 0% | 100% | |
| 3 | 0% | 100% | |
| 4 | 0% | 100% | |
| 5 | 0% | 100% | |
| 6 | 0% | 100% | |
| 7 | 0% | 100% | |
| 8 | 0% | 100% | |
| 9 | 0% | 100% | |
| 10 | 0% | 100% | |
| 11 | 0% | 100% | |
| 12 | 0% | 100% | |
| 13 | 0% | 100% | |
| 14 | 0% | 100% | |
| 15 | 0% | 100% | |
| 16 | 0% | 100% | |
| 17 | 0% | 100% | |
| 18 | 0.1% | 99.9% | |
| 19 | 0.2% | 99.9% | |
| 20 | 0.4% | 99.7% | |
| 21 | 0.1% | 99.3% | |
| 22 | 0.2% | 99.2% | |
| 23 | 0.4% | 99.0% | |
| 24 | 0.6% | 98.6% | |
| 25 | 0.7% | 98% | |
| 26 | 0.4% | 97% | |
| 27 | 0.4% | 97% | |
| 28 | 1.2% | 96% | |
| 29 | 0.5% | 95% | |
| 30 | 1.1% | 95% | |
| 31 | 3% | 94% | |
| 32 | 3% | 91% | |
| 33 | 4% | 87% | |
| 34 | 3% | 84% | |
| 35 | 11% | 80% | |
| 36 | 1.3% | 69% | |
| 37 | 2% | 68% | |
| 38 | 1.3% | 66% | |
| 39 | 0.6% | 65% | |
| 40 | 0.6% | 64% | |
| 41 | 2% | 64% | |
| 42 | 2% | 62% | |
| 43 | 13% | 60% | Median | 
| 44 | 2% | 47% | |
| 45 | 0.3% | 45% | |
| 46 | 4% | 45% | |
| 47 | 1.2% | 41% | |
| 48 | 3% | 39% | |
| 49 | 0.7% | 37% | |
| 50 | 4% | 36% | |
| 51 | 0.6% | 32% | |
| 52 | 0.3% | 31% | |
| 53 | 0.2% | 31% | |
| 54 | 1.2% | 31% | |
| 55 | 0.5% | 30% | |
| 56 | 0.7% | 29% | |
| 57 | 0.3% | 29% | |
| 58 | 0.1% | 28% | |
| 59 | 0.5% | 28% | |
| 60 | 1.4% | 28% | |
| 61 | 7% | 26% | |
| 62 | 3% | 20% | |
| 63 | 0.3% | 17% | |
| 64 | 4% | 17% | |
| 65 | 0.7% | 13% | |
| 66 | 2% | 12% | |
| 67 | 1.3% | 10% | |
| 68 | 2% | 9% | |
| 69 | 0.3% | 7% | |
| 70 | 2% | 6% | |
| 71 | 0.9% | 5% | |
| 72 | 3% | 4% | |
| 73 | 0.2% | 0.9% | |
| 74 | 0.1% | 0.7% | |
| 75 | 0.1% | 0.6% | |
| 76 | 0.1% | 0.5% | |
| 77 | 0.1% | 0.5% | |
| 78 | 0.1% | 0.4% | |
| 79 | 0% | 0.3% | |
| 80 | 0% | 0.3% | |
| 81 | 0% | 0.2% | |
| 82 | 0% | 0.2% | |
| 83 | 0% | 0.2% | |
| 84 | 0% | 0.2% | |
| 85 | 0% | 0.2% | |
| 86 | 0% | 0.2% | |
| 87 | 0% | 0.2% | |
| 88 | 0% | 0.2% | |
| 89 | 0% | 0.2% | |
| 90 | 0% | 0.1% | |
| 91 | 0% | 0.1% | |
| 92 | 0% | 0.1% | |
| 93 | 0% | 0.1% | |
| 94 | 0% | 0.1% | |
| 95 | 0% | 0.1% | |
| 96 | 0% | 0.1% | |
| 97 | 0% | 0.1% | |
| 98 | 0% | 0.1% | |
| 99 | 0% | 0.1% | |
| 100 | 0% | 0.1% | |
| 101 | 0% | 0.1% | |
| 102 | 0% | 0.1% | |
| 103 | 0% | 0.1% | |
| 104 | 0% | 0.1% | |
| 105 | 0% | 0% | 
Liberal Democrats
For a full overview of the results for this party, see the Liberal Democrats page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 12 | 0% | 100% | Last Result | 
| 13 | 0% | 100% | |
| 14 | 0% | 100% | |
| 15 | 0.1% | 100% | |
| 16 | 0.1% | 99.8% | |
| 17 | 0.2% | 99.7% | |
| 18 | 0% | 99.6% | |
| 19 | 0.6% | 99.5% | |
| 20 | 0.6% | 99.0% | |
| 21 | 2% | 98% | |
| 22 | 2% | 96% | |
| 23 | 7% | 95% | |
| 24 | 17% | 88% | |
| 25 | 8% | 70% | |
| 26 | 7% | 63% | |
| 27 | 7% | 56% | Median | 
| 28 | 8% | 49% | |
| 29 | 13% | 41% | |
| 30 | 1.3% | 28% | |
| 31 | 11% | 26% | |
| 32 | 3% | 15% | |
| 33 | 7% | 12% | |
| 34 | 0.8% | 5% | |
| 35 | 0.9% | 4% | |
| 36 | 1.0% | 4% | |
| 37 | 0.9% | 3% | |
| 38 | 1.1% | 2% | |
| 39 | 0.3% | 0.7% | |
| 40 | 0.1% | 0.4% | |
| 41 | 0.1% | 0.3% | |
| 42 | 0.1% | 0.3% | |
| 43 | 0.1% | 0.2% | |
| 44 | 0% | 0% | 
UK Independence Party
For a full overview of the results for this party, see the UK Independence Party page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 0 | 100% | 100% | Last Result, Median | 
Change UK
For a full overview of the results for this party, see the Change UK page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 0 | 100% | 100% | Last Result, Median | 
Scottish National Party
For a full overview of the results for this party, see the Scottish National Party page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 35 | 0% | 100% | Last Result | 
| 36 | 0% | 100% | |
| 37 | 0% | 100% | |
| 38 | 0% | 100% | |
| 39 | 0% | 100% | |
| 40 | 0% | 100% | |
| 41 | 0% | 100% | |
| 42 | 0% | 100% | |
| 43 | 0% | 100% | |
| 44 | 0% | 100% | |
| 45 | 0% | 100% | |
| 46 | 0% | 100% | |
| 47 | 0% | 100% | |
| 48 | 0% | 100% | |
| 49 | 0% | 100% | |
| 50 | 0.1% | 99.9% | |
| 51 | 3% | 99.8% | |
| 52 | 0.3% | 97% | |
| 53 | 4% | 97% | |
| 54 | 44% | 92% | Median | 
| 55 | 2% | 48% | |
| 56 | 16% | 46% | |
| 57 | 26% | 29% | |
| 58 | 3% | 3% | |
| 59 | 0.3% | 0.3% | |
| 60 | 0% | 0% | 
Green Party
For a full overview of the results for this party, see the Green Party page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 1 | 2% | 100% | Last Result | 
| 2 | 98% | 98% | Median | 
| 3 | 0.2% | 0.3% | |
| 4 | 0% | 0% | 
Plaid Cymru
For a full overview of the results for this party, see the Plaid Cymru page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 3 | 0.7% | 100% | |
| 4 | 1.0% | 99.2% | Last Result | 
| 5 | 54% | 98% | Median | 
| 6 | 6% | 44% | |
| 7 | 5% | 38% | |
| 8 | 24% | 33% | |
| 9 | 3% | 9% | |
| 10 | 3% | 6% | |
| 11 | 0.7% | 3% | |
| 12 | 0.6% | 3% | |
| 13 | 0.7% | 2% | |
| 14 | 1.1% | 1.3% | |
| 15 | 0.1% | 0.1% | |
| 16 | 0% | 0% | 
Coalitions

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval | 
|---|---|---|---|---|---|---|---|
| Labour Party – Liberal Democrats – Scottish National Party – Plaid Cymru | 313 | 359 | 92% | 331–376 | 323–380 | 307–388 | 302–397 | 
| Labour Party – Liberal Democrats – Scottish National Party | 309 | 352 | 89% | 324–371 | 315–374 | 302–381 | 296–391 | 
| Labour Party – Scottish National Party – Plaid Cymru | 301 | 331 | 66% | 306–345 | 292–352 | 279–358 | 276–366 | 
| Labour Party – Scottish National Party | 297 | 325 | 50% | 299–340 | 287–345 | 274–353 | 269–361 | 
| Conservative Party – Scottish National Party – Plaid Cymru | 356 | 283 | 5% | 264–313 | 259–325 | 254–335 | 243–344 | 
| Labour Party – Liberal Democrats – Plaid Cymru | 278 | 305 | 5% | 274–322 | 268–326 | 253–332 | 246–342 | 
| Conservative Party – Scottish National Party | 352 | 278 | 3% | 258–307 | 251–319 | 248–330 | 237–337 | 
| Labour Party – Liberal Democrats – Change UK | 274 | 298 | 3% | 268–317 | 260–319 | 248–327 | 240–336 | 
| Labour Party – Liberal Democrats | 274 | 298 | 3% | 268–317 | 260–319 | 248–327 | 240–336 | 
| Labour Party – Plaid Cymru | 266 | 278 | 0% | 250–291 | 238–296 | 225–304 | 221–310 | 
| Conservative Party – Liberal Democrats – Change UK | 329 | 249 | 0% | 229–277 | 226–289 | 223–304 | 214–306 | 
| Conservative Party – Liberal Democrats | 329 | 249 | 0% | 229–277 | 226–289 | 223–304 | 214–306 | 
| Labour Party – Change UK | 262 | 271 | 0% | 243–286 | 233–290 | 220–297 | 214–305 | 
| Labour Party | 262 | 271 | 0% | 243–286 | 233–290 | 220–297 | 214–305 | 
| Conservative Party – Plaid Cymru | 321 | 226 | 0% | 207–258 | 204–269 | 200–281 | 190–288 | 
| Conservative Party – Change UK | 317 | 221 | 0% | 201–251 | 197–263 | 194–276 | 183–281 | 
| Conservative Party | 317 | 221 | 0% | 201–251 | 197–263 | 194–276 | 183–281 | 
Labour Party – Liberal Democrats – Scottish National Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 288 | 0% | 100% | |
| 289 | 0% | 99.9% | |
| 290 | 0% | 99.9% | |
| 291 | 0.1% | 99.9% | |
| 292 | 0% | 99.8% | |
| 293 | 0% | 99.8% | |
| 294 | 0% | 99.8% | |
| 295 | 0% | 99.7% | |
| 296 | 0.1% | 99.7% | |
| 297 | 0% | 99.7% | |
| 298 | 0.1% | 99.6% | |
| 299 | 0% | 99.6% | |
| 300 | 0% | 99.5% | |
| 301 | 0% | 99.5% | |
| 302 | 0% | 99.5% | |
| 303 | 0% | 99.5% | |
| 304 | 0% | 99.5% | |
| 305 | 0.2% | 99.5% | |
| 306 | 0% | 99.3% | |
| 307 | 2% | 99.2% | |
| 308 | 0.3% | 97% | |
| 309 | 0.1% | 97% | |
| 310 | 0.1% | 97% | |
| 311 | 0% | 97% | |
| 312 | 0% | 97% | |
| 313 | 0.3% | 97% | Last Result | 
| 314 | 0.1% | 97% | |
| 315 | 0.5% | 96% | |
| 316 | 0% | 96% | |
| 317 | 0.2% | 96% | |
| 318 | 0.1% | 96% | |
| 319 | 0% | 96% | |
| 320 | 0.2% | 96% | |
| 321 | 0% | 95% | |
| 322 | 0.4% | 95% | |
| 323 | 0.1% | 95% | |
| 324 | 1.0% | 95% | |
| 325 | 2% | 94% | |
| 326 | 0.1% | 92% | Majority | 
| 327 | 0.3% | 92% | |
| 328 | 0.1% | 92% | |
| 329 | 0.1% | 92% | |
| 330 | 1.3% | 91% | |
| 331 | 0.6% | 90% | |
| 332 | 0.2% | 89% | |
| 333 | 0.3% | 89% | |
| 334 | 0.2% | 89% | |
| 335 | 0% | 89% | |
| 336 | 0.3% | 89% | |
| 337 | 0.8% | 89% | |
| 338 | 0.6% | 88% | |
| 339 | 0.2% | 87% | |
| 340 | 1.2% | 87% | |
| 341 | 0.3% | 86% | |
| 342 | 2% | 85% | |
| 343 | 0.3% | 83% | |
| 344 | 2% | 83% | |
| 345 | 4% | 81% | |
| 346 | 2% | 77% | |
| 347 | 2% | 75% | |
| 348 | 0.1% | 73% | |
| 349 | 3% | 73% | |
| 350 | 0.8% | 70% | |
| 351 | 0.8% | 69% | |
| 352 | 0.7% | 68% | |
| 353 | 3% | 68% | |
| 354 | 0.9% | 64% | |
| 355 | 1.5% | 64% | |
| 356 | 4% | 62% | |
| 357 | 2% | 58% | Median | 
| 358 | 0.4% | 57% | |
| 359 | 6% | 56% | |
| 360 | 2% | 50% | |
| 361 | 1.1% | 48% | |
| 362 | 0.5% | 47% | |
| 363 | 2% | 47% | |
| 364 | 1.4% | 44% | |
| 365 | 11% | 43% | |
| 366 | 0.6% | 32% | |
| 367 | 2% | 32% | |
| 368 | 3% | 30% | |
| 369 | 0.8% | 27% | |
| 370 | 2% | 26% | |
| 371 | 2% | 24% | |
| 372 | 1.2% | 22% | |
| 373 | 0.9% | 21% | |
| 374 | 2% | 20% | |
| 375 | 0.7% | 18% | |
| 376 | 10% | 17% | |
| 377 | 0.8% | 7% | |
| 378 | 0.4% | 6% | |
| 379 | 0.5% | 6% | |
| 380 | 0.8% | 6% | |
| 381 | 0.2% | 5% | |
| 382 | 0.3% | 4% | |
| 383 | 0.4% | 4% | |
| 384 | 0.4% | 4% | |
| 385 | 0.2% | 3% | |
| 386 | 0.5% | 3% | |
| 387 | 0.1% | 3% | |
| 388 | 0.7% | 3% | |
| 389 | 0.7% | 2% | |
| 390 | 0.1% | 1.2% | |
| 391 | 0.2% | 1.1% | |
| 392 | 0.1% | 0.9% | |
| 393 | 0.2% | 0.8% | |
| 394 | 0% | 0.7% | |
| 395 | 0% | 0.6% | |
| 396 | 0% | 0.6% | |
| 397 | 0.1% | 0.5% | |
| 398 | 0% | 0.4% | |
| 399 | 0.1% | 0.4% | |
| 400 | 0% | 0.3% | |
| 401 | 0.1% | 0.3% | |
| 402 | 0% | 0.2% | |
| 403 | 0% | 0.2% | |
| 404 | 0.1% | 0.2% | |
| 405 | 0% | 0.1% | |
| 406 | 0% | 0.1% | |
| 407 | 0% | 0.1% | |
| 408 | 0% | 0.1% | |
| 409 | 0% | 0% | 
Labour Party – Liberal Democrats – Scottish National Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 280 | 0% | 100% | |
| 281 | 0% | 99.9% | |
| 282 | 0% | 99.9% | |
| 283 | 0% | 99.9% | |
| 284 | 0% | 99.9% | |
| 285 | 0.1% | 99.9% | |
| 286 | 0% | 99.8% | |
| 287 | 0% | 99.8% | |
| 288 | 0% | 99.7% | |
| 289 | 0% | 99.7% | |
| 290 | 0% | 99.7% | |
| 291 | 0.1% | 99.7% | |
| 292 | 0.1% | 99.6% | |
| 293 | 0% | 99.5% | |
| 294 | 0% | 99.5% | |
| 295 | 0% | 99.5% | |
| 296 | 0% | 99.5% | |
| 297 | 0.1% | 99.5% | |
| 298 | 0.3% | 99.3% | |
| 299 | 0% | 99.1% | |
| 300 | 0.1% | 99.0% | |
| 301 | 0% | 98.9% | |
| 302 | 2% | 98.9% | |
| 303 | 0% | 97% | |
| 304 | 0.1% | 97% | |
| 305 | 0% | 97% | |
| 306 | 0.1% | 97% | |
| 307 | 0.3% | 97% | |
| 308 | 0.3% | 96% | |
| 309 | 0.1% | 96% | Last Result | 
| 310 | 0.2% | 96% | |
| 311 | 0% | 96% | |
| 312 | 0.3% | 96% | |
| 313 | 0% | 95% | |
| 314 | 0.3% | 95% | |
| 315 | 0.1% | 95% | |
| 316 | 0.1% | 95% | |
| 317 | 0.2% | 95% | |
| 318 | 0.2% | 95% | |
| 319 | 0.9% | 95% | |
| 320 | 2% | 94% | |
| 321 | 0.8% | 92% | |
| 322 | 0.1% | 91% | |
| 323 | 0.7% | 91% | |
| 324 | 0.3% | 90% | |
| 325 | 1.0% | 90% | |
| 326 | 0.1% | 89% | Majority | 
| 327 | 0% | 89% | |
| 328 | 0.1% | 89% | |
| 329 | 0.4% | 89% | |
| 330 | 0.9% | 88% | |
| 331 | 1.2% | 87% | |
| 332 | 1.1% | 86% | |
| 333 | 0.3% | 85% | |
| 334 | 1.2% | 85% | |
| 335 | 0.4% | 84% | |
| 336 | 0.2% | 83% | |
| 337 | 2% | 83% | |
| 338 | 0.5% | 81% | |
| 339 | 2% | 81% | |
| 340 | 3% | 78% | |
| 341 | 4% | 75% | |
| 342 | 1.2% | 71% | |
| 343 | 0.7% | 70% | |
| 344 | 1.4% | 69% | |
| 345 | 2% | 68% | |
| 346 | 0.7% | 66% | |
| 347 | 0.6% | 65% | |
| 348 | 3% | 65% | |
| 349 | 0.2% | 62% | |
| 350 | 4% | 62% | |
| 351 | 1.0% | 58% | |
| 352 | 7% | 57% | Median | 
| 353 | 0.7% | 50% | |
| 354 | 2% | 49% | |
| 355 | 0.4% | 47% | |
| 356 | 1.4% | 47% | |
| 357 | 0.4% | 45% | |
| 358 | 3% | 45% | |
| 359 | 0.6% | 42% | |
| 360 | 13% | 41% | |
| 361 | 0.7% | 28% | |
| 362 | 2% | 27% | |
| 363 | 1.0% | 26% | |
| 364 | 1.4% | 25% | |
| 365 | 1.3% | 23% | |
| 366 | 2% | 22% | |
| 367 | 0.6% | 20% | |
| 368 | 2% | 19% | |
| 369 | 0.6% | 18% | |
| 370 | 0.6% | 17% | |
| 371 | 10% | 16% | |
| 372 | 0.6% | 6% | |
| 373 | 0.3% | 6% | |
| 374 | 0.3% | 5% | |
| 375 | 0.6% | 5% | |
| 376 | 0.3% | 4% | |
| 377 | 0.3% | 4% | |
| 378 | 0.4% | 4% | |
| 379 | 0.4% | 4% | |
| 380 | 0.4% | 3% | |
| 381 | 0.6% | 3% | |
| 382 | 0.1% | 2% | |
| 383 | 0.3% | 2% | |
| 384 | 0.6% | 2% | |
| 385 | 0% | 1.0% | |
| 386 | 0.2% | 1.0% | |
| 387 | 0.1% | 0.8% | |
| 388 | 0% | 0.7% | |
| 389 | 0% | 0.6% | |
| 390 | 0% | 0.6% | |
| 391 | 0.1% | 0.5% | |
| 392 | 0.1% | 0.5% | |
| 393 | 0% | 0.4% | |
| 394 | 0.1% | 0.3% | |
| 395 | 0% | 0.3% | |
| 396 | 0.1% | 0.3% | |
| 397 | 0% | 0.2% | |
| 398 | 0% | 0.2% | |
| 399 | 0.1% | 0.2% | |
| 400 | 0% | 0.1% | |
| 401 | 0% | 0.1% | |
| 402 | 0% | 0.1% | |
| 403 | 0% | 0.1% | |
| 404 | 0% | 0% | 
Labour Party – Scottish National Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 262 | 0% | 100% | |
| 263 | 0% | 99.9% | |
| 264 | 0% | 99.9% | |
| 265 | 0% | 99.9% | |
| 266 | 0.1% | 99.9% | |
| 267 | 0% | 99.8% | |
| 268 | 0% | 99.7% | |
| 269 | 0% | 99.7% | |
| 270 | 0% | 99.7% | |
| 271 | 0% | 99.7% | |
| 272 | 0% | 99.7% | |
| 273 | 0.1% | 99.7% | |
| 274 | 0.1% | 99.6% | |
| 275 | 0% | 99.5% | |
| 276 | 0% | 99.5% | |
| 277 | 0% | 99.5% | |
| 278 | 0% | 99.4% | |
| 279 | 2% | 99.4% | |
| 280 | 0.1% | 97% | |
| 281 | 0% | 97% | |
| 282 | 0.3% | 97% | |
| 283 | 0% | 97% | |
| 284 | 0% | 97% | |
| 285 | 0.3% | 97% | |
| 286 | 0.1% | 97% | |
| 287 | 0.1% | 97% | |
| 288 | 0% | 97% | |
| 289 | 0.5% | 96% | |
| 290 | 0.1% | 96% | |
| 291 | 0.1% | 96% | |
| 292 | 2% | 96% | |
| 293 | 0.1% | 94% | |
| 294 | 0.1% | 94% | |
| 295 | 0% | 94% | |
| 296 | 0.3% | 94% | |
| 297 | 0.3% | 93% | |
| 298 | 0.1% | 93% | |
| 299 | 0.2% | 93% | |
| 300 | 0.9% | 93% | |
| 301 | 0.3% | 92% | Last Result | 
| 302 | 0.1% | 91% | |
| 303 | 0.3% | 91% | |
| 304 | 0.4% | 91% | |
| 305 | 0.6% | 91% | |
| 306 | 0.3% | 90% | |
| 307 | 0.6% | 90% | |
| 308 | 0.3% | 89% | |
| 309 | 0.6% | 89% | |
| 310 | 0.6% | 88% | |
| 311 | 1.3% | 88% | |
| 312 | 0.6% | 86% | |
| 313 | 0.5% | 86% | |
| 314 | 0.8% | 85% | |
| 315 | 1.2% | 84% | |
| 316 | 0.3% | 83% | |
| 317 | 1.0% | 83% | |
| 318 | 1.5% | 82% | |
| 319 | 3% | 80% | |
| 320 | 4% | 78% | |
| 321 | 0.6% | 74% | |
| 322 | 2% | 73% | |
| 323 | 2% | 72% | |
| 324 | 2% | 70% | |
| 325 | 2% | 68% | |
| 326 | 0.4% | 66% | Majority | 
| 327 | 2% | 65% | |
| 328 | 4% | 64% | |
| 329 | 2% | 60% | |
| 330 | 5% | 57% | Median | 
| 331 | 3% | 53% | |
| 332 | 0.3% | 50% | |
| 333 | 1.4% | 50% | |
| 334 | 0.4% | 48% | |
| 335 | 3% | 48% | |
| 336 | 1.4% | 44% | |
| 337 | 0.8% | 43% | |
| 338 | 1.0% | 42% | |
| 339 | 3% | 41% | |
| 340 | 2% | 38% | |
| 341 | 11% | 36% | |
| 342 | 2% | 26% | |
| 343 | 2% | 24% | |
| 344 | 1.2% | 22% | |
| 345 | 11% | 21% | |
| 346 | 0.1% | 10% | |
| 347 | 1.4% | 10% | |
| 348 | 0.7% | 8% | |
| 349 | 1.4% | 7% | |
| 350 | 0.7% | 6% | |
| 351 | 0.2% | 5% | |
| 352 | 0.5% | 5% | |
| 353 | 0.3% | 5% | |
| 354 | 0.7% | 4% | |
| 355 | 0.3% | 4% | |
| 356 | 0.3% | 3% | |
| 357 | 0.2% | 3% | |
| 358 | 0.6% | 3% | |
| 359 | 0.3% | 2% | |
| 360 | 0.1% | 2% | |
| 361 | 0.2% | 2% | |
| 362 | 0.5% | 2% | |
| 363 | 0% | 1.1% | |
| 364 | 0.4% | 1.1% | |
| 365 | 0% | 0.7% | |
| 366 | 0.2% | 0.7% | |
| 367 | 0.1% | 0.4% | |
| 368 | 0% | 0.4% | |
| 369 | 0.1% | 0.4% | |
| 370 | 0.1% | 0.3% | |
| 371 | 0% | 0.2% | |
| 372 | 0% | 0.2% | |
| 373 | 0% | 0.2% | |
| 374 | 0% | 0.2% | |
| 375 | 0.1% | 0.2% | |
| 376 | 0% | 0.1% | |
| 377 | 0% | 0.1% | |
| 378 | 0% | 0.1% | |
| 379 | 0% | 0.1% | |
| 380 | 0% | 0.1% | |
| 381 | 0% | 0.1% | |
| 382 | 0% | 0% | 
Labour Party – Scottish National Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 254 | 0% | 100% | |
| 255 | 0% | 99.9% | |
| 256 | 0% | 99.9% | |
| 257 | 0% | 99.9% | |
| 258 | 0% | 99.9% | |
| 259 | 0% | 99.9% | |
| 260 | 0.1% | 99.9% | |
| 261 | 0.1% | 99.8% | |
| 262 | 0% | 99.7% | |
| 263 | 0% | 99.7% | |
| 264 | 0% | 99.7% | |
| 265 | 0% | 99.7% | |
| 266 | 0% | 99.6% | |
| 267 | 0% | 99.6% | |
| 268 | 0.1% | 99.6% | |
| 269 | 0.1% | 99.5% | |
| 270 | 0% | 99.5% | |
| 271 | 0% | 99.5% | |
| 272 | 0.3% | 99.4% | |
| 273 | 0% | 99.1% | |
| 274 | 2% | 99.1% | |
| 275 | 0% | 97% | |
| 276 | 0.1% | 97% | |
| 277 | 0.1% | 97% | |
| 278 | 0.1% | 97% | |
| 279 | 0% | 97% | |
| 280 | 0.2% | 97% | |
| 281 | 0.3% | 97% | |
| 282 | 0.2% | 96% | |
| 283 | 0.1% | 96% | |
| 284 | 0.4% | 96% | |
| 285 | 0.1% | 96% | |
| 286 | 0.1% | 96% | |
| 287 | 2% | 95% | |
| 288 | 0.3% | 93% | |
| 289 | 0.1% | 93% | |
| 290 | 0.1% | 93% | |
| 291 | 0.2% | 93% | |
| 292 | 0.4% | 93% | |
| 293 | 0.2% | 92% | |
| 294 | 0.2% | 92% | |
| 295 | 1.0% | 92% | |
| 296 | 0.3% | 91% | |
| 297 | 0.5% | 91% | Last Result | 
| 298 | 0.2% | 90% | |
| 299 | 0.5% | 90% | |
| 300 | 0.5% | 90% | |
| 301 | 1.1% | 89% | |
| 302 | 1.1% | 88% | |
| 303 | 0.3% | 87% | |
| 304 | 0.4% | 87% | |
| 305 | 0.6% | 86% | |
| 306 | 0.8% | 86% | |
| 307 | 0.5% | 85% | |
| 308 | 1.2% | 84% | |
| 309 | 1.2% | 83% | |
| 310 | 1.4% | 82% | |
| 311 | 0.2% | 80% | |
| 312 | 4% | 80% | |
| 313 | 0.1% | 77% | |
| 314 | 4% | 76% | |
| 315 | 0.5% | 73% | |
| 316 | 2% | 72% | |
| 317 | 0.4% | 70% | |
| 318 | 2% | 70% | |
| 319 | 3% | 68% | |
| 320 | 4% | 65% | |
| 321 | 0.3% | 61% | |
| 322 | 0.6% | 60% | |
| 323 | 6% | 60% | |
| 324 | 2% | 54% | |
| 325 | 2% | 52% | Median | 
| 326 | 0.6% | 50% | Majority | 
| 327 | 4% | 49% | |
| 328 | 2% | 45% | |
| 329 | 0.2% | 44% | |
| 330 | 0.5% | 43% | |
| 331 | 3% | 43% | |
| 332 | 0.6% | 40% | |
| 333 | 0.3% | 40% | |
| 334 | 2% | 39% | |
| 335 | 2% | 37% | |
| 336 | 11% | 35% | |
| 337 | 3% | 24% | |
| 338 | 2% | 21% | |
| 339 | 1.3% | 19% | |
| 340 | 9% | 18% | |
| 341 | 0.3% | 9% | |
| 342 | 1.4% | 9% | |
| 343 | 0.3% | 7% | |
| 344 | 1.3% | 7% | |
| 345 | 0.9% | 6% | |
| 346 | 0.3% | 5% | |
| 347 | 0.1% | 4% | |
| 348 | 0.1% | 4% | |
| 349 | 0.6% | 4% | |
| 350 | 0.4% | 3% | |
| 351 | 0.3% | 3% | |
| 352 | 0.1% | 3% | |
| 353 | 0.5% | 3% | |
| 354 | 0.6% | 2% | |
| 355 | 0.3% | 2% | |
| 356 | 0.1% | 1.2% | |
| 357 | 0.1% | 1.1% | |
| 358 | 0.3% | 1.1% | |
| 359 | 0.1% | 0.8% | |
| 360 | 0.1% | 0.7% | |
| 361 | 0.2% | 0.6% | |
| 362 | 0% | 0.4% | |
| 363 | 0% | 0.3% | |
| 364 | 0% | 0.3% | |
| 365 | 0.1% | 0.3% | |
| 366 | 0% | 0.2% | |
| 367 | 0% | 0.2% | |
| 368 | 0% | 0.2% | |
| 369 | 0% | 0.2% | |
| 370 | 0.1% | 0.2% | |
| 371 | 0% | 0.1% | |
| 372 | 0% | 0.1% | |
| 373 | 0% | 0.1% | |
| 374 | 0% | 0.1% | |
| 375 | 0% | 0.1% | |
| 376 | 0% | 0% | 
Conservative Party – Scottish National Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 229 | 0% | 100% | |
| 230 | 0% | 99.9% | |
| 231 | 0% | 99.9% | |
| 232 | 0% | 99.9% | |
| 233 | 0% | 99.9% | |
| 234 | 0% | 99.9% | |
| 235 | 0% | 99.9% | |
| 236 | 0.1% | 99.9% | |
| 237 | 0% | 99.7% | |
| 238 | 0% | 99.7% | |
| 239 | 0% | 99.7% | |
| 240 | 0% | 99.6% | |
| 241 | 0.1% | 99.6% | |
| 242 | 0% | 99.6% | |
| 243 | 0.1% | 99.5% | |
| 244 | 0% | 99.4% | |
| 245 | 0.1% | 99.4% | |
| 246 | 0% | 99.3% | |
| 247 | 0.2% | 99.2% | |
| 248 | 0.1% | 99.1% | |
| 249 | 0% | 99.0% | |
| 250 | 0% | 99.0% | |
| 251 | 0.3% | 98.9% | |
| 252 | 0.2% | 98.7% | |
| 253 | 0.8% | 98% | |
| 254 | 0.4% | 98% | |
| 255 | 0.1% | 97% | |
| 256 | 1.0% | 97% | |
| 257 | 0.2% | 96% | |
| 258 | 1.0% | 96% | |
| 259 | 3% | 95% | |
| 260 | 0.1% | 92% | |
| 261 | 0.2% | 92% | |
| 262 | 0.2% | 91% | |
| 263 | 0.6% | 91% | |
| 264 | 2% | 91% | |
| 265 | 0.5% | 88% | |
| 266 | 3% | 88% | |
| 267 | 1.0% | 85% | |
| 268 | 0.7% | 84% | |
| 269 | 0.1% | 83% | |
| 270 | 4% | 83% | |
| 271 | 2% | 79% | |
| 272 | 0.5% | 77% | |
| 273 | 0.4% | 76% | |
| 274 | 0.4% | 76% | |
| 275 | 0.4% | 75% | |
| 276 | 1.4% | 75% | |
| 277 | 10% | 73% | |
| 278 | 0.4% | 63% | |
| 279 | 1.5% | 63% | |
| 280 | 0.6% | 61% | Median | 
| 281 | 0.7% | 61% | |
| 282 | 3% | 60% | |
| 283 | 10% | 57% | |
| 284 | 2% | 47% | |
| 285 | 3% | 45% | |
| 286 | 0.4% | 42% | |
| 287 | 0.5% | 41% | |
| 288 | 1.2% | 41% | |
| 289 | 0.5% | 40% | |
| 290 | 0.6% | 39% | |
| 291 | 3% | 38% | |
| 292 | 3% | 36% | |
| 293 | 0.2% | 33% | |
| 294 | 1.1% | 33% | |
| 295 | 3% | 32% | |
| 296 | 2% | 29% | |
| 297 | 0.4% | 27% | |
| 298 | 0.8% | 27% | |
| 299 | 0.6% | 26% | |
| 300 | 5% | 25% | |
| 301 | 0.8% | 20% | |
| 302 | 0.9% | 19% | |
| 303 | 0.6% | 18% | |
| 304 | 0.8% | 18% | |
| 305 | 1.3% | 17% | |
| 306 | 0.3% | 16% | |
| 307 | 2% | 15% | |
| 308 | 0.9% | 13% | |
| 309 | 1.5% | 12% | |
| 310 | 0.1% | 11% | |
| 311 | 0.2% | 11% | |
| 312 | 0.7% | 11% | |
| 313 | 0.1% | 10% | |
| 314 | 0.3% | 10% | |
| 315 | 2% | 10% | |
| 316 | 0% | 7% | |
| 317 | 0.2% | 7% | |
| 318 | 0.4% | 7% | |
| 319 | 0.1% | 7% | |
| 320 | 0.2% | 7% | |
| 321 | 0.2% | 6% | |
| 322 | 0.2% | 6% | |
| 323 | 0.1% | 6% | |
| 324 | 0.9% | 6% | |
| 325 | 0.3% | 5% | |
| 326 | 0.5% | 5% | Majority | 
| 327 | 0.1% | 4% | |
| 328 | 0.3% | 4% | |
| 329 | 0.4% | 4% | |
| 330 | 0.1% | 4% | |
| 331 | 0.1% | 3% | |
| 332 | 0% | 3% | |
| 333 | 0.2% | 3% | |
| 334 | 0.1% | 3% | |
| 335 | 2% | 3% | |
| 336 | 0% | 1.1% | |
| 337 | 0% | 1.0% | |
| 338 | 0.1% | 1.0% | |
| 339 | 0.1% | 0.9% | |
| 340 | 0% | 0.9% | |
| 341 | 0% | 0.8% | |
| 342 | 0.3% | 0.8% | |
| 343 | 0% | 0.5% | |
| 344 | 0% | 0.5% | |
| 345 | 0.1% | 0.5% | |
| 346 | 0% | 0.4% | |
| 347 | 0% | 0.4% | |
| 348 | 0% | 0.3% | |
| 349 | 0.1% | 0.3% | |
| 350 | 0% | 0.3% | |
| 351 | 0% | 0.2% | |
| 352 | 0% | 0.2% | |
| 353 | 0.1% | 0.2% | |
| 354 | 0% | 0.1% | |
| 355 | 0% | 0.1% | |
| 356 | 0% | 0.1% | Last Result | 
| 357 | 0% | 0% | 
Labour Party – Liberal Democrats – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 234 | 0% | 100% | |
| 235 | 0.1% | 99.9% | |
| 236 | 0% | 99.8% | |
| 237 | 0.1% | 99.8% | |
| 238 | 0% | 99.8% | |
| 239 | 0.1% | 99.7% | |
| 240 | 0.1% | 99.7% | |
| 241 | 0% | 99.6% | |
| 242 | 0% | 99.6% | |
| 243 | 0% | 99.6% | |
| 244 | 0% | 99.6% | |
| 245 | 0% | 99.5% | |
| 246 | 0% | 99.5% | |
| 247 | 0% | 99.5% | |
| 248 | 0.1% | 99.5% | |
| 249 | 0% | 99.4% | |
| 250 | 0.1% | 99.3% | |
| 251 | 0.1% | 99.3% | |
| 252 | 0% | 99.2% | |
| 253 | 2% | 99.2% | |
| 254 | 0.3% | 97% | |
| 255 | 0.1% | 97% | |
| 256 | 0.1% | 97% | |
| 257 | 0% | 97% | |
| 258 | 0.1% | 97% | |
| 259 | 0.3% | 97% | |
| 260 | 0.1% | 96% | |
| 261 | 0.4% | 96% | |
| 262 | 0.2% | 96% | |
| 263 | 0.1% | 96% | |
| 264 | 0.2% | 96% | |
| 265 | 0.1% | 95% | |
| 266 | 0% | 95% | |
| 267 | 0.2% | 95% | |
| 268 | 1.0% | 95% | |
| 269 | 0.1% | 94% | |
| 270 | 0.1% | 94% | |
| 271 | 2% | 94% | |
| 272 | 0.1% | 92% | |
| 273 | 1.1% | 92% | |
| 274 | 0.6% | 90% | |
| 275 | 0.1% | 90% | |
| 276 | 0.2% | 90% | |
| 277 | 0.1% | 90% | |
| 278 | 0.1% | 90% | Last Result | 
| 279 | 0.6% | 89% | |
| 280 | 0.3% | 89% | |
| 281 | 0.7% | 88% | |
| 282 | 0.4% | 88% | |
| 283 | 0.4% | 87% | |
| 284 | 0.1% | 87% | |
| 285 | 2% | 87% | |
| 286 | 1.3% | 85% | |
| 287 | 0.4% | 84% | |
| 288 | 0.3% | 83% | |
| 289 | 2% | 83% | |
| 290 | 4% | 81% | |
| 291 | 3% | 76% | |
| 292 | 0.2% | 73% | |
| 293 | 0.6% | 73% | |
| 294 | 0.2% | 72% | |
| 295 | 3% | 72% | |
| 296 | 0.9% | 69% | |
| 297 | 2% | 68% | |
| 298 | 0.6% | 66% | |
| 299 | 4% | 66% | |
| 300 | 1.3% | 62% | |
| 301 | 1.4% | 60% | |
| 302 | 1.4% | 59% | |
| 303 | 2% | 57% | Median | 
| 304 | 1.4% | 56% | |
| 305 | 5% | 54% | |
| 306 | 2% | 50% | |
| 307 | 3% | 47% | |
| 308 | 11% | 45% | |
| 309 | 1.1% | 34% | |
| 310 | 0.3% | 33% | |
| 311 | 2% | 32% | |
| 312 | 0.7% | 30% | |
| 313 | 0.7% | 29% | |
| 314 | 3% | 29% | |
| 315 | 0.9% | 26% | |
| 316 | 0.3% | 25% | |
| 317 | 3% | 24% | |
| 318 | 1.3% | 21% | |
| 319 | 2% | 20% | |
| 320 | 2% | 18% | |
| 321 | 1.2% | 17% | |
| 322 | 9% | 16% | |
| 323 | 0.2% | 6% | |
| 324 | 0.4% | 6% | |
| 325 | 0.5% | 5% | |
| 326 | 0.6% | 5% | Majority | 
| 327 | 0.1% | 4% | |
| 328 | 0.3% | 4% | |
| 329 | 0.3% | 4% | |
| 330 | 0.4% | 4% | |
| 331 | 0.5% | 3% | |
| 332 | 0.5% | 3% | |
| 333 | 0.2% | 2% | |
| 334 | 0.6% | 2% | |
| 335 | 0.2% | 1.4% | |
| 336 | 0.1% | 1.2% | |
| 337 | 0.2% | 1.0% | |
| 338 | 0% | 0.9% | |
| 339 | 0.2% | 0.8% | |
| 340 | 0% | 0.6% | |
| 341 | 0.1% | 0.6% | |
| 342 | 0.1% | 0.5% | |
| 343 | 0% | 0.4% | |
| 344 | 0% | 0.4% | |
| 345 | 0.1% | 0.4% | |
| 346 | 0% | 0.3% | |
| 347 | 0.1% | 0.3% | |
| 348 | 0.1% | 0.2% | |
| 349 | 0% | 0.1% | |
| 350 | 0% | 0.1% | |
| 351 | 0% | 0.1% | |
| 352 | 0% | 0.1% | |
| 353 | 0% | 0.1% | |
| 354 | 0% | 0% | 
Conservative Party – Scottish National Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 223 | 0% | 100% | |
| 224 | 0% | 99.9% | |
| 225 | 0% | 99.9% | |
| 226 | 0% | 99.9% | |
| 227 | 0% | 99.9% | |
| 228 | 0% | 99.9% | |
| 229 | 0% | 99.9% | |
| 230 | 0% | 99.9% | |
| 231 | 0.2% | 99.9% | |
| 232 | 0% | 99.7% | |
| 233 | 0% | 99.7% | |
| 234 | 0% | 99.6% | |
| 235 | 0.1% | 99.6% | |
| 236 | 0% | 99.6% | |
| 237 | 0.1% | 99.5% | |
| 238 | 0.1% | 99.4% | |
| 239 | 0% | 99.3% | |
| 240 | 0.1% | 99.3% | |
| 241 | 0.1% | 99.2% | |
| 242 | 0.2% | 99.2% | |
| 243 | 0.1% | 99.0% | |
| 244 | 0% | 98.9% | |
| 245 | 0% | 98.9% | |
| 246 | 0.3% | 98.9% | |
| 247 | 0.2% | 98.6% | |
| 248 | 2% | 98% | |
| 249 | 0.3% | 97% | |
| 250 | 0.7% | 96% | |
| 251 | 4% | 96% | |
| 252 | 0.4% | 92% | |
| 253 | 0.1% | 92% | |
| 254 | 0.2% | 92% | |
| 255 | 0% | 91% | |
| 256 | 0.2% | 91% | |
| 257 | 0.4% | 91% | |
| 258 | 3% | 91% | |
| 259 | 0.5% | 88% | |
| 260 | 0.2% | 88% | |
| 261 | 4% | 87% | |
| 262 | 0.7% | 84% | |
| 263 | 5% | 83% | |
| 264 | 0.4% | 78% | |
| 265 | 0.2% | 77% | |
| 266 | 1.4% | 77% | |
| 267 | 0.7% | 76% | |
| 268 | 0.3% | 75% | |
| 269 | 0.7% | 75% | |
| 270 | 0.4% | 74% | |
| 271 | 1.4% | 74% | |
| 272 | 10% | 72% | |
| 273 | 0.5% | 62% | |
| 274 | 3% | 62% | |
| 275 | 0.5% | 58% | Median | 
| 276 | 2% | 58% | |
| 277 | 0.3% | 56% | |
| 278 | 10% | 56% | |
| 279 | 1.5% | 45% | |
| 280 | 4% | 44% | |
| 281 | 2% | 40% | |
| 282 | 0.3% | 38% | |
| 283 | 0.6% | 38% | |
| 284 | 2% | 37% | |
| 285 | 0.6% | 35% | |
| 286 | 2% | 34% | |
| 287 | 1.4% | 32% | |
| 288 | 0.9% | 31% | |
| 289 | 0.5% | 30% | |
| 290 | 3% | 29% | |
| 291 | 0.7% | 26% | |
| 292 | 1.0% | 26% | |
| 293 | 1.1% | 25% | |
| 294 | 0.5% | 23% | |
| 295 | 5% | 23% | |
| 296 | 0.2% | 18% | |
| 297 | 0.9% | 17% | |
| 298 | 0.3% | 17% | |
| 299 | 3% | 16% | |
| 300 | 0.3% | 14% | |
| 301 | 1.2% | 13% | |
| 302 | 0.7% | 12% | |
| 303 | 0.3% | 11% | |
| 304 | 0.6% | 11% | |
| 305 | 0% | 11% | |
| 306 | 0.3% | 10% | |
| 307 | 0.9% | 10% | |
| 308 | 0.1% | 9% | |
| 309 | 0.6% | 9% | |
| 310 | 2% | 9% | |
| 311 | 0.1% | 7% | |
| 312 | 0.1% | 6% | |
| 313 | 0.2% | 6% | |
| 314 | 0.1% | 6% | |
| 315 | 0% | 6% | |
| 316 | 0.1% | 6% | |
| 317 | 0.2% | 6% | |
| 318 | 0.7% | 6% | |
| 319 | 0.9% | 5% | |
| 320 | 0.3% | 4% | |
| 321 | 0.3% | 4% | |
| 322 | 0.3% | 4% | |
| 323 | 0.1% | 3% | |
| 324 | 0.1% | 3% | |
| 325 | 0% | 3% | |
| 326 | 0% | 3% | Majority | 
| 327 | 0.1% | 3% | |
| 328 | 0.2% | 3% | |
| 329 | 0% | 3% | |
| 330 | 2% | 3% | |
| 331 | 0.1% | 1.0% | |
| 332 | 0.2% | 0.9% | |
| 333 | 0.1% | 0.7% | |
| 334 | 0.1% | 0.6% | |
| 335 | 0% | 0.6% | |
| 336 | 0% | 0.5% | |
| 337 | 0.1% | 0.5% | |
| 338 | 0% | 0.5% | |
| 339 | 0% | 0.4% | |
| 340 | 0.1% | 0.4% | |
| 341 | 0% | 0.4% | |
| 342 | 0% | 0.3% | |
| 343 | 0% | 0.3% | |
| 344 | 0.1% | 0.3% | |
| 345 | 0% | 0.2% | |
| 346 | 0% | 0.2% | |
| 347 | 0.1% | 0.2% | |
| 348 | 0% | 0.1% | |
| 349 | 0% | 0.1% | |
| 350 | 0% | 0% | |
| 351 | 0% | 0% | |
| 352 | 0% | 0% | Last Result | 
Labour Party – Liberal Democrats – Change UK

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 225 | 0% | 100% | |
| 226 | 0% | 99.9% | |
| 227 | 0% | 99.9% | |
| 228 | 0% | 99.9% | |
| 229 | 0.1% | 99.9% | |
| 230 | 0% | 99.8% | |
| 231 | 0% | 99.8% | |
| 232 | 0% | 99.8% | |
| 233 | 0% | 99.7% | |
| 234 | 0.1% | 99.7% | |
| 235 | 0.1% | 99.6% | |
| 236 | 0% | 99.6% | |
| 237 | 0% | 99.6% | |
| 238 | 0% | 99.5% | |
| 239 | 0% | 99.5% | |
| 240 | 0.1% | 99.5% | |
| 241 | 0% | 99.4% | |
| 242 | 0% | 99.3% | |
| 243 | 0.1% | 99.3% | |
| 244 | 0.3% | 99.3% | |
| 245 | 0% | 98.9% | |
| 246 | 0% | 98.9% | |
| 247 | 0.1% | 98.9% | |
| 248 | 2% | 98.8% | |
| 249 | 0% | 97% | |
| 250 | 0.2% | 97% | |
| 251 | 0.1% | 97% | |
| 252 | 0.1% | 97% | |
| 253 | 0.3% | 97% | |
| 254 | 0.3% | 96% | |
| 255 | 0.1% | 96% | |
| 256 | 0.3% | 96% | |
| 257 | 0% | 96% | |
| 258 | 0.1% | 95% | |
| 259 | 0.3% | 95% | |
| 260 | 0.3% | 95% | |
| 261 | 0.1% | 95% | |
| 262 | 0.1% | 95% | |
| 263 | 0.9% | 95% | |
| 264 | 0.5% | 94% | |
| 265 | 0.1% | 93% | |
| 266 | 2% | 93% | |
| 267 | 0.1% | 91% | |
| 268 | 1.0% | 90% | |
| 269 | 0.1% | 89% | |
| 270 | 0.4% | 89% | |
| 271 | 0.3% | 89% | |
| 272 | 0.1% | 89% | |
| 273 | 0.3% | 89% | |
| 274 | 0.1% | 88% | Last Result | 
| 275 | 2% | 88% | |
| 276 | 1.0% | 86% | |
| 277 | 1.3% | 85% | |
| 278 | 0.4% | 84% | |
| 279 | 0.1% | 84% | |
| 280 | 0.4% | 84% | |
| 281 | 2% | 83% | |
| 282 | 1.0% | 81% | |
| 283 | 0.5% | 80% | |
| 284 | 0.7% | 80% | |
| 285 | 4% | 79% | |
| 286 | 3% | 76% | |
| 287 | 3% | 72% | |
| 288 | 0.7% | 69% | |
| 289 | 2% | 69% | |
| 290 | 1.2% | 67% | |
| 291 | 0.7% | 66% | |
| 292 | 1.0% | 65% | |
| 293 | 3% | 64% | |
| 294 | 2% | 61% | |
| 295 | 0.7% | 59% | |
| 296 | 2% | 59% | |
| 297 | 1.2% | 56% | |
| 298 | 6% | 55% | Median | 
| 299 | 1.1% | 49% | |
| 300 | 0.6% | 48% | |
| 301 | 2% | 47% | |
| 302 | 2% | 46% | |
| 303 | 11% | 43% | |
| 304 | 1.5% | 32% | |
| 305 | 0.4% | 31% | |
| 306 | 4% | 30% | |
| 307 | 0.7% | 26% | |
| 308 | 0.3% | 25% | |
| 309 | 2% | 25% | |
| 310 | 1.2% | 23% | |
| 311 | 0.4% | 22% | |
| 312 | 2% | 22% | |
| 313 | 1.0% | 20% | |
| 314 | 2% | 19% | |
| 315 | 0.7% | 17% | |
| 316 | 1.2% | 16% | |
| 317 | 9% | 15% | |
| 318 | 0.3% | 6% | |
| 319 | 0.5% | 5% | |
| 320 | 0.4% | 5% | |
| 321 | 0.2% | 4% | |
| 322 | 0.3% | 4% | |
| 323 | 0.6% | 4% | |
| 324 | 0.3% | 3% | |
| 325 | 0.3% | 3% | |
| 326 | 0.1% | 3% | Majority | 
| 327 | 0.6% | 3% | |
| 328 | 0.5% | 2% | |
| 329 | 0.1% | 1.5% | |
| 330 | 0.3% | 1.4% | |
| 331 | 0.2% | 1.1% | |
| 332 | 0.1% | 0.9% | |
| 333 | 0.2% | 0.8% | |
| 334 | 0% | 0.6% | |
| 335 | 0.1% | 0.6% | |
| 336 | 0.1% | 0.5% | |
| 337 | 0% | 0.4% | |
| 338 | 0% | 0.4% | |
| 339 | 0% | 0.4% | |
| 340 | 0.1% | 0.4% | |
| 341 | 0% | 0.3% | |
| 342 | 0.1% | 0.3% | |
| 343 | 0.1% | 0.2% | |
| 344 | 0% | 0.1% | |
| 345 | 0% | 0.1% | |
| 346 | 0% | 0.1% | |
| 347 | 0% | 0.1% | |
| 348 | 0% | 0% | 
Labour Party – Liberal Democrats

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 225 | 0% | 100% | |
| 226 | 0% | 99.9% | |
| 227 | 0% | 99.9% | |
| 228 | 0% | 99.9% | |
| 229 | 0.1% | 99.9% | |
| 230 | 0% | 99.8% | |
| 231 | 0% | 99.8% | |
| 232 | 0% | 99.8% | |
| 233 | 0% | 99.7% | |
| 234 | 0.1% | 99.7% | |
| 235 | 0.1% | 99.6% | |
| 236 | 0% | 99.6% | |
| 237 | 0% | 99.6% | |
| 238 | 0% | 99.5% | |
| 239 | 0% | 99.5% | |
| 240 | 0.1% | 99.5% | |
| 241 | 0% | 99.4% | |
| 242 | 0% | 99.3% | |
| 243 | 0.1% | 99.3% | |
| 244 | 0.3% | 99.3% | |
| 245 | 0% | 98.9% | |
| 246 | 0% | 98.9% | |
| 247 | 0.1% | 98.9% | |
| 248 | 2% | 98.8% | |
| 249 | 0% | 97% | |
| 250 | 0.2% | 97% | |
| 251 | 0.1% | 97% | |
| 252 | 0.1% | 97% | |
| 253 | 0.3% | 97% | |
| 254 | 0.3% | 96% | |
| 255 | 0.1% | 96% | |
| 256 | 0.3% | 96% | |
| 257 | 0% | 96% | |
| 258 | 0.1% | 95% | |
| 259 | 0.3% | 95% | |
| 260 | 0.3% | 95% | |
| 261 | 0.1% | 95% | |
| 262 | 0.1% | 95% | |
| 263 | 0.9% | 95% | |
| 264 | 0.5% | 94% | |
| 265 | 0.1% | 93% | |
| 266 | 2% | 93% | |
| 267 | 0.1% | 91% | |
| 268 | 1.0% | 90% | |
| 269 | 0.1% | 89% | |
| 270 | 0.4% | 89% | |
| 271 | 0.3% | 89% | |
| 272 | 0.1% | 89% | |
| 273 | 0.3% | 89% | |
| 274 | 0.1% | 88% | Last Result | 
| 275 | 2% | 88% | |
| 276 | 1.0% | 86% | |
| 277 | 1.3% | 85% | |
| 278 | 0.4% | 84% | |
| 279 | 0.1% | 84% | |
| 280 | 0.4% | 84% | |
| 281 | 2% | 83% | |
| 282 | 1.0% | 81% | |
| 283 | 0.5% | 80% | |
| 284 | 0.7% | 80% | |
| 285 | 4% | 79% | |
| 286 | 3% | 76% | |
| 287 | 3% | 72% | |
| 288 | 0.7% | 69% | |
| 289 | 2% | 69% | |
| 290 | 1.2% | 67% | |
| 291 | 0.7% | 66% | |
| 292 | 1.0% | 65% | |
| 293 | 3% | 64% | |
| 294 | 2% | 61% | |
| 295 | 0.7% | 59% | |
| 296 | 2% | 59% | |
| 297 | 1.2% | 56% | |
| 298 | 6% | 55% | Median | 
| 299 | 1.1% | 49% | |
| 300 | 0.6% | 48% | |
| 301 | 2% | 47% | |
| 302 | 2% | 46% | |
| 303 | 11% | 43% | |
| 304 | 1.5% | 32% | |
| 305 | 0.4% | 31% | |
| 306 | 4% | 30% | |
| 307 | 0.7% | 26% | |
| 308 | 0.3% | 25% | |
| 309 | 2% | 25% | |
| 310 | 1.2% | 23% | |
| 311 | 0.4% | 22% | |
| 312 | 2% | 22% | |
| 313 | 1.0% | 20% | |
| 314 | 2% | 19% | |
| 315 | 0.7% | 17% | |
| 316 | 1.2% | 16% | |
| 317 | 9% | 15% | |
| 318 | 0.3% | 6% | |
| 319 | 0.5% | 5% | |
| 320 | 0.4% | 5% | |
| 321 | 0.2% | 4% | |
| 322 | 0.3% | 4% | |
| 323 | 0.6% | 4% | |
| 324 | 0.3% | 3% | |
| 325 | 0.3% | 3% | |
| 326 | 0.1% | 3% | Majority | 
| 327 | 0.6% | 3% | |
| 328 | 0.5% | 2% | |
| 329 | 0.1% | 1.5% | |
| 330 | 0.3% | 1.4% | |
| 331 | 0.2% | 1.1% | |
| 332 | 0.1% | 0.9% | |
| 333 | 0.2% | 0.8% | |
| 334 | 0% | 0.6% | |
| 335 | 0.1% | 0.6% | |
| 336 | 0.1% | 0.5% | |
| 337 | 0% | 0.4% | |
| 338 | 0% | 0.4% | |
| 339 | 0% | 0.4% | |
| 340 | 0.1% | 0.4% | |
| 341 | 0% | 0.3% | |
| 342 | 0.1% | 0.3% | |
| 343 | 0.1% | 0.2% | |
| 344 | 0% | 0.1% | |
| 345 | 0% | 0.1% | |
| 346 | 0% | 0.1% | |
| 347 | 0% | 0.1% | |
| 348 | 0% | 0% | 
Labour Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 207 | 0% | 100% | |
| 208 | 0% | 99.9% | |
| 209 | 0% | 99.9% | |
| 210 | 0.1% | 99.9% | |
| 211 | 0% | 99.8% | |
| 212 | 0% | 99.8% | |
| 213 | 0% | 99.7% | |
| 214 | 0% | 99.7% | |
| 215 | 0% | 99.7% | |
| 216 | 0.1% | 99.7% | |
| 217 | 0% | 99.6% | |
| 218 | 0% | 99.6% | |
| 219 | 0% | 99.5% | |
| 220 | 0% | 99.5% | |
| 221 | 0% | 99.5% | |
| 222 | 0% | 99.5% | |
| 223 | 0% | 99.5% | |
| 224 | 0.1% | 99.4% | |
| 225 | 2% | 99.4% | |
| 226 | 0% | 97% | |
| 227 | 0% | 97% | |
| 228 | 0.2% | 97% | |
| 229 | 0.1% | 97% | |
| 230 | 0.1% | 97% | |
| 231 | 0.3% | 97% | |
| 232 | 0.1% | 97% | |
| 233 | 0% | 96% | |
| 234 | 0.1% | 96% | |
| 235 | 0.4% | 96% | |
| 236 | 0.1% | 96% | |
| 237 | 0.1% | 96% | |
| 238 | 2% | 96% | |
| 239 | 0.1% | 94% | |
| 240 | 0.2% | 94% | |
| 241 | 0% | 93% | |
| 242 | 0.2% | 93% | |
| 243 | 0.3% | 93% | |
| 244 | 1.1% | 93% | |
| 245 | 0.1% | 92% | |
| 246 | 0.1% | 92% | |
| 247 | 0.3% | 92% | |
| 248 | 0.1% | 91% | |
| 249 | 0.8% | 91% | |
| 250 | 1.2% | 90% | |
| 251 | 0.1% | 89% | |
| 252 | 0.7% | 89% | |
| 253 | 0.6% | 88% | |
| 254 | 0.1% | 88% | |
| 255 | 0.5% | 88% | |
| 256 | 0.2% | 87% | |
| 257 | 1.1% | 87% | |
| 258 | 0.7% | 86% | |
| 259 | 0.1% | 85% | |
| 260 | 2% | 85% | |
| 261 | 2% | 84% | |
| 262 | 0.5% | 82% | |
| 263 | 0.6% | 81% | |
| 264 | 2% | 81% | |
| 265 | 3% | 79% | |
| 266 | 4% | 76% | Last Result | 
| 267 | 3% | 72% | |
| 268 | 1.1% | 69% | |
| 269 | 0.5% | 68% | |
| 270 | 0.2% | 67% | |
| 271 | 2% | 67% | |
| 272 | 3% | 65% | |
| 273 | 0.6% | 63% | |
| 274 | 5% | 62% | |
| 275 | 0.8% | 57% | |
| 276 | 5% | 56% | Median | 
| 277 | 0.9% | 51% | |
| 278 | 3% | 51% | |
| 279 | 1.2% | 48% | |
| 280 | 0.5% | 46% | |
| 281 | 3% | 46% | |
| 282 | 0.7% | 43% | |
| 283 | 2% | 42% | |
| 284 | 10% | 40% | |
| 285 | 2% | 29% | |
| 286 | 2% | 28% | |
| 287 | 2% | 26% | |
| 288 | 3% | 24% | |
| 289 | 0.5% | 21% | |
| 290 | 2% | 21% | |
| 291 | 11% | 19% | |
| 292 | 0.2% | 8% | |
| 293 | 0.7% | 8% | |
| 294 | 0.8% | 7% | |
| 295 | 0.5% | 6% | |
| 296 | 0.7% | 6% | |
| 297 | 0.5% | 5% | |
| 298 | 0.7% | 4% | |
| 299 | 0.3% | 4% | |
| 300 | 0.2% | 3% | |
| 301 | 0.2% | 3% | |
| 302 | 0.1% | 3% | |
| 303 | 0.4% | 3% | |
| 304 | 0.5% | 3% | |
| 305 | 0.6% | 2% | |
| 306 | 0.1% | 1.4% | |
| 307 | 0.3% | 1.3% | |
| 308 | 0% | 1.0% | |
| 309 | 0.3% | 0.9% | |
| 310 | 0.2% | 0.7% | |
| 311 | 0% | 0.5% | |
| 312 | 0% | 0.5% | |
| 313 | 0.1% | 0.5% | |
| 314 | 0.1% | 0.3% | |
| 315 | 0% | 0.2% | |
| 316 | 0% | 0.2% | |
| 317 | 0% | 0.2% | |
| 318 | 0.1% | 0.2% | |
| 319 | 0% | 0.1% | |
| 320 | 0% | 0.1% | |
| 321 | 0% | 0.1% | |
| 322 | 0% | 0.1% | |
| 323 | 0% | 0.1% | |
| 324 | 0% | 0.1% | |
| 325 | 0% | 0.1% | |
| 326 | 0% | 0% | Majority | 
Conservative Party – Liberal Democrats – Change UK

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 199 | 0% | 100% | |
| 200 | 0% | 99.9% | |
| 201 | 0% | 99.9% | |
| 202 | 0% | 99.9% | |
| 203 | 0% | 99.9% | |
| 204 | 0% | 99.9% | |
| 205 | 0% | 99.9% | |
| 206 | 0% | 99.9% | |
| 207 | 0% | 99.9% | |
| 208 | 0% | 99.9% | |
| 209 | 0% | 99.9% | |
| 210 | 0% | 99.9% | |
| 211 | 0.1% | 99.8% | |
| 212 | 0% | 99.7% | |
| 213 | 0.2% | 99.7% | |
| 214 | 0.2% | 99.5% | |
| 215 | 0.1% | 99.4% | |
| 216 | 0.1% | 99.3% | |
| 217 | 0.1% | 99.2% | |
| 218 | 0.3% | 99.2% | |
| 219 | 0.1% | 98.9% | |
| 220 | 0% | 98.8% | |
| 221 | 0% | 98.8% | |
| 222 | 1.0% | 98.7% | |
| 223 | 0.9% | 98% | |
| 224 | 0.1% | 97% | |
| 225 | 0.2% | 97% | |
| 226 | 4% | 97% | |
| 227 | 0.3% | 93% | |
| 228 | 0.6% | 93% | |
| 229 | 2% | 92% | |
| 230 | 3% | 90% | |
| 231 | 0.1% | 87% | |
| 232 | 0.3% | 87% | |
| 233 | 0.9% | 87% | |
| 234 | 1.1% | 86% | |
| 235 | 1.3% | 85% | |
| 236 | 2% | 83% | |
| 237 | 0.8% | 81% | |
| 238 | 5% | 81% | |
| 239 | 0.7% | 76% | |
| 240 | 0.3% | 75% | |
| 241 | 1.3% | 75% | |
| 242 | 0.9% | 74% | |
| 243 | 3% | 73% | |
| 244 | 0.3% | 70% | |
| 245 | 10% | 70% | |
| 246 | 0.1% | 59% | |
| 247 | 1.3% | 59% | |
| 248 | 1.5% | 58% | Median | 
| 249 | 9% | 56% | |
| 250 | 0.6% | 47% | |
| 251 | 1.0% | 46% | |
| 252 | 1.0% | 45% | |
| 253 | 2% | 44% | |
| 254 | 5% | 43% | |
| 255 | 0.6% | 38% | |
| 256 | 2% | 38% | |
| 257 | 1.4% | 35% | |
| 258 | 1.0% | 34% | |
| 259 | 4% | 33% | |
| 260 | 2% | 29% | |
| 261 | 0.2% | 28% | |
| 262 | 2% | 28% | |
| 263 | 0.3% | 26% | |
| 264 | 0.5% | 25% | |
| 265 | 1.1% | 25% | |
| 266 | 2% | 24% | |
| 267 | 6% | 22% | |
| 268 | 2% | 16% | |
| 269 | 0.2% | 14% | |
| 270 | 0.4% | 14% | |
| 271 | 0.3% | 13% | |
| 272 | 0.9% | 13% | |
| 273 | 0.3% | 12% | |
| 274 | 0.4% | 12% | |
| 275 | 0.4% | 11% | |
| 276 | 1.0% | 11% | |
| 277 | 0.2% | 10% | |
| 278 | 0.2% | 10% | |
| 279 | 0.3% | 10% | |
| 280 | 0.3% | 9% | |
| 281 | 0% | 9% | |
| 282 | 0.6% | 9% | |
| 283 | 0.1% | 8% | |
| 284 | 0.2% | 8% | |
| 285 | 0.5% | 8% | |
| 286 | 0.2% | 8% | |
| 287 | 1.2% | 8% | |
| 288 | 0.5% | 6% | |
| 289 | 2% | 6% | |
| 290 | 0.1% | 4% | |
| 291 | 0.2% | 4% | |
| 292 | 0.2% | 4% | |
| 293 | 0.3% | 4% | |
| 294 | 0% | 3% | |
| 295 | 0% | 3% | |
| 296 | 0% | 3% | |
| 297 | 0% | 3% | |
| 298 | 0% | 3% | |
| 299 | 0.1% | 3% | |
| 300 | 0.2% | 3% | |
| 301 | 0.1% | 3% | |
| 302 | 0.1% | 3% | |
| 303 | 0.1% | 3% | |
| 304 | 2% | 3% | |
| 305 | 0% | 0.6% | |
| 306 | 0.1% | 0.5% | |
| 307 | 0% | 0.5% | |
| 308 | 0% | 0.4% | |
| 309 | 0% | 0.4% | |
| 310 | 0% | 0.4% | |
| 311 | 0.1% | 0.3% | |
| 312 | 0% | 0.3% | |
| 313 | 0% | 0.3% | |
| 314 | 0% | 0.2% | |
| 315 | 0% | 0.2% | |
| 316 | 0.1% | 0.2% | |
| 317 | 0% | 0.2% | |
| 318 | 0% | 0.2% | |
| 319 | 0% | 0.1% | |
| 320 | 0% | 0.1% | |
| 321 | 0% | 0.1% | |
| 322 | 0% | 0.1% | |
| 323 | 0% | 0% | |
| 324 | 0% | 0% | |
| 325 | 0% | 0% | |
| 326 | 0% | 0% | Majority | 
| 327 | 0% | 0% | |
| 328 | 0% | 0% | |
| 329 | 0% | 0% | Last Result | 
Conservative Party – Liberal Democrats

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 199 | 0% | 100% | |
| 200 | 0% | 99.9% | |
| 201 | 0% | 99.9% | |
| 202 | 0% | 99.9% | |
| 203 | 0% | 99.9% | |
| 204 | 0% | 99.9% | |
| 205 | 0% | 99.9% | |
| 206 | 0% | 99.9% | |
| 207 | 0% | 99.9% | |
| 208 | 0% | 99.9% | |
| 209 | 0% | 99.9% | |
| 210 | 0% | 99.9% | |
| 211 | 0.1% | 99.8% | |
| 212 | 0% | 99.7% | |
| 213 | 0.2% | 99.7% | |
| 214 | 0.2% | 99.5% | |
| 215 | 0.1% | 99.4% | |
| 216 | 0.1% | 99.3% | |
| 217 | 0.1% | 99.2% | |
| 218 | 0.3% | 99.2% | |
| 219 | 0.1% | 98.9% | |
| 220 | 0% | 98.8% | |
| 221 | 0% | 98.8% | |
| 222 | 1.0% | 98.7% | |
| 223 | 0.9% | 98% | |
| 224 | 0.1% | 97% | |
| 225 | 0.2% | 97% | |
| 226 | 4% | 97% | |
| 227 | 0.3% | 93% | |
| 228 | 0.6% | 93% | |
| 229 | 2% | 92% | |
| 230 | 3% | 90% | |
| 231 | 0.1% | 87% | |
| 232 | 0.3% | 87% | |
| 233 | 0.9% | 87% | |
| 234 | 1.1% | 86% | |
| 235 | 1.3% | 85% | |
| 236 | 2% | 83% | |
| 237 | 0.8% | 81% | |
| 238 | 5% | 81% | |
| 239 | 0.7% | 76% | |
| 240 | 0.3% | 75% | |
| 241 | 1.3% | 75% | |
| 242 | 0.9% | 74% | |
| 243 | 3% | 73% | |
| 244 | 0.3% | 70% | |
| 245 | 10% | 70% | |
| 246 | 0.1% | 59% | |
| 247 | 1.3% | 59% | |
| 248 | 1.5% | 58% | Median | 
| 249 | 9% | 56% | |
| 250 | 0.6% | 47% | |
| 251 | 1.0% | 46% | |
| 252 | 1.0% | 45% | |
| 253 | 2% | 44% | |
| 254 | 5% | 43% | |
| 255 | 0.6% | 38% | |
| 256 | 2% | 38% | |
| 257 | 1.4% | 35% | |
| 258 | 1.0% | 34% | |
| 259 | 4% | 33% | |
| 260 | 2% | 29% | |
| 261 | 0.2% | 28% | |
| 262 | 2% | 28% | |
| 263 | 0.3% | 26% | |
| 264 | 0.5% | 25% | |
| 265 | 1.1% | 25% | |
| 266 | 2% | 24% | |
| 267 | 6% | 22% | |
| 268 | 2% | 16% | |
| 269 | 0.2% | 14% | |
| 270 | 0.4% | 14% | |
| 271 | 0.3% | 13% | |
| 272 | 0.9% | 13% | |
| 273 | 0.3% | 12% | |
| 274 | 0.4% | 12% | |
| 275 | 0.4% | 11% | |
| 276 | 1.0% | 11% | |
| 277 | 0.2% | 10% | |
| 278 | 0.2% | 10% | |
| 279 | 0.3% | 10% | |
| 280 | 0.3% | 9% | |
| 281 | 0% | 9% | |
| 282 | 0.6% | 9% | |
| 283 | 0.1% | 8% | |
| 284 | 0.2% | 8% | |
| 285 | 0.5% | 8% | |
| 286 | 0.2% | 8% | |
| 287 | 1.2% | 8% | |
| 288 | 0.5% | 6% | |
| 289 | 2% | 6% | |
| 290 | 0.1% | 4% | |
| 291 | 0.2% | 4% | |
| 292 | 0.2% | 4% | |
| 293 | 0.3% | 4% | |
| 294 | 0% | 3% | |
| 295 | 0% | 3% | |
| 296 | 0% | 3% | |
| 297 | 0% | 3% | |
| 298 | 0% | 3% | |
| 299 | 0.1% | 3% | |
| 300 | 0.2% | 3% | |
| 301 | 0.1% | 3% | |
| 302 | 0.1% | 3% | |
| 303 | 0.1% | 3% | |
| 304 | 2% | 3% | |
| 305 | 0% | 0.6% | |
| 306 | 0.1% | 0.5% | |
| 307 | 0% | 0.5% | |
| 308 | 0% | 0.4% | |
| 309 | 0% | 0.4% | |
| 310 | 0% | 0.4% | |
| 311 | 0.1% | 0.3% | |
| 312 | 0% | 0.3% | |
| 313 | 0% | 0.3% | |
| 314 | 0% | 0.2% | |
| 315 | 0% | 0.2% | |
| 316 | 0.1% | 0.2% | |
| 317 | 0% | 0.2% | |
| 318 | 0% | 0.2% | |
| 319 | 0% | 0.1% | |
| 320 | 0% | 0.1% | |
| 321 | 0% | 0.1% | |
| 322 | 0% | 0.1% | |
| 323 | 0% | 0% | |
| 324 | 0% | 0% | |
| 325 | 0% | 0% | |
| 326 | 0% | 0% | Majority | 
| 327 | 0% | 0% | |
| 328 | 0% | 0% | |
| 329 | 0% | 0% | Last Result | 
Labour Party – Change UK

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 199 | 0% | 100% | |
| 200 | 0% | 99.9% | |
| 201 | 0% | 99.9% | |
| 202 | 0% | 99.9% | |
| 203 | 0% | 99.9% | |
| 204 | 0.1% | 99.9% | |
| 205 | 0% | 99.8% | |
| 206 | 0% | 99.8% | |
| 207 | 0% | 99.8% | |
| 208 | 0.1% | 99.7% | |
| 209 | 0% | 99.6% | |
| 210 | 0% | 99.6% | |
| 211 | 0% | 99.6% | |
| 212 | 0.1% | 99.6% | |
| 213 | 0% | 99.5% | |
| 214 | 0% | 99.5% | |
| 215 | 0% | 99.5% | |
| 216 | 0% | 99.5% | |
| 217 | 0.2% | 99.4% | |
| 218 | 0.2% | 99.3% | |
| 219 | 0% | 99.0% | |
| 220 | 2% | 99.0% | |
| 221 | 0.1% | 97% | |
| 222 | 0.1% | 97% | |
| 223 | 0% | 97% | |
| 224 | 0.1% | 97% | |
| 225 | 0% | 97% | |
| 226 | 0.4% | 97% | |
| 227 | 0.4% | 96% | |
| 228 | 0.1% | 96% | |
| 229 | 0.1% | 96% | |
| 230 | 0.2% | 96% | |
| 231 | 0.2% | 96% | |
| 232 | 0.2% | 95% | |
| 233 | 2% | 95% | |
| 234 | 0% | 93% | |
| 235 | 0.1% | 93% | |
| 236 | 0.2% | 93% | |
| 237 | 0.2% | 93% | |
| 238 | 0.2% | 93% | |
| 239 | 0.9% | 92% | |
| 240 | 0.3% | 92% | |
| 241 | 0.6% | 91% | |
| 242 | 0% | 91% | |
| 243 | 1.3% | 91% | |
| 244 | 0.3% | 89% | |
| 245 | 1.4% | 89% | |
| 246 | 0.1% | 88% | |
| 247 | 0.9% | 88% | |
| 248 | 0.2% | 87% | |
| 249 | 0.2% | 86% | |
| 250 | 0.4% | 86% | |
| 251 | 1.3% | 86% | |
| 252 | 1.4% | 85% | |
| 253 | 0.7% | 83% | |
| 254 | 0.5% | 82% | |
| 255 | 0.1% | 82% | |
| 256 | 3% | 82% | |
| 257 | 0.2% | 79% | |
| 258 | 4% | 79% | |
| 259 | 1.1% | 75% | |
| 260 | 3% | 74% | |
| 261 | 0.9% | 71% | |
| 262 | 3% | 70% | Last Result | 
| 263 | 0.2% | 67% | |
| 264 | 3% | 67% | |
| 265 | 1.3% | 64% | |
| 266 | 2% | 63% | |
| 267 | 0.3% | 61% | |
| 268 | 3% | 60% | |
| 269 | 6% | 57% | |
| 270 | 1.4% | 52% | |
| 271 | 0.8% | 50% | Median | 
| 272 | 0.8% | 49% | |
| 273 | 5% | 49% | |
| 274 | 1.3% | 44% | |
| 275 | 0.3% | 42% | |
| 276 | 0.1% | 42% | |
| 277 | 2% | 42% | |
| 278 | 3% | 40% | |
| 279 | 11% | 38% | |
| 280 | 2% | 27% | |
| 281 | 2% | 25% | |
| 282 | 2% | 23% | |
| 283 | 2% | 21% | |
| 284 | 0.1% | 19% | |
| 285 | 2% | 19% | |
| 286 | 10% | 18% | |
| 287 | 0.4% | 7% | |
| 288 | 0.9% | 7% | |
| 289 | 0.7% | 6% | |
| 290 | 0.2% | 5% | |
| 291 | 0.8% | 5% | |
| 292 | 0.2% | 4% | |
| 293 | 0.6% | 4% | |
| 294 | 0.3% | 4% | |
| 295 | 0.3% | 3% | |
| 296 | 0.2% | 3% | |
| 297 | 0.4% | 3% | |
| 298 | 0.3% | 2% | |
| 299 | 0.5% | 2% | |
| 300 | 0.1% | 2% | |
| 301 | 0.4% | 1.4% | |
| 302 | 0.1% | 1.0% | |
| 303 | 0.3% | 0.9% | |
| 304 | 0% | 0.7% | |
| 305 | 0.2% | 0.6% | |
| 306 | 0% | 0.4% | |
| 307 | 0% | 0.4% | |
| 308 | 0.1% | 0.4% | |
| 309 | 0.1% | 0.3% | |
| 310 | 0% | 0.2% | |
| 311 | 0% | 0.2% | |
| 312 | 0% | 0.2% | |
| 313 | 0.1% | 0.2% | |
| 314 | 0% | 0.1% | |
| 315 | 0% | 0.1% | |
| 316 | 0% | 0.1% | |
| 317 | 0% | 0.1% | |
| 318 | 0% | 0.1% | |
| 319 | 0% | 0.1% | |
| 320 | 0% | 0.1% | |
| 321 | 0% | 0% | 
Labour Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 199 | 0% | 100% | |
| 200 | 0% | 99.9% | |
| 201 | 0% | 99.9% | |
| 202 | 0% | 99.9% | |
| 203 | 0% | 99.9% | |
| 204 | 0.1% | 99.9% | |
| 205 | 0% | 99.8% | |
| 206 | 0% | 99.8% | |
| 207 | 0% | 99.8% | |
| 208 | 0.1% | 99.7% | |
| 209 | 0% | 99.6% | |
| 210 | 0% | 99.6% | |
| 211 | 0% | 99.6% | |
| 212 | 0.1% | 99.6% | |
| 213 | 0% | 99.5% | |
| 214 | 0% | 99.5% | |
| 215 | 0% | 99.5% | |
| 216 | 0% | 99.5% | |
| 217 | 0.2% | 99.4% | |
| 218 | 0.2% | 99.3% | |
| 219 | 0% | 99.0% | |
| 220 | 2% | 99.0% | |
| 221 | 0.1% | 97% | |
| 222 | 0.1% | 97% | |
| 223 | 0% | 97% | |
| 224 | 0.1% | 97% | |
| 225 | 0% | 97% | |
| 226 | 0.4% | 97% | |
| 227 | 0.4% | 96% | |
| 228 | 0.1% | 96% | |
| 229 | 0.1% | 96% | |
| 230 | 0.2% | 96% | |
| 231 | 0.2% | 96% | |
| 232 | 0.2% | 95% | |
| 233 | 2% | 95% | |
| 234 | 0% | 93% | |
| 235 | 0.1% | 93% | |
| 236 | 0.2% | 93% | |
| 237 | 0.2% | 93% | |
| 238 | 0.2% | 93% | |
| 239 | 0.9% | 92% | |
| 240 | 0.3% | 92% | |
| 241 | 0.6% | 91% | |
| 242 | 0% | 91% | |
| 243 | 1.3% | 91% | |
| 244 | 0.3% | 89% | |
| 245 | 1.4% | 89% | |
| 246 | 0.1% | 88% | |
| 247 | 0.9% | 88% | |
| 248 | 0.2% | 87% | |
| 249 | 0.2% | 86% | |
| 250 | 0.4% | 86% | |
| 251 | 1.3% | 86% | |
| 252 | 1.4% | 85% | |
| 253 | 0.7% | 83% | |
| 254 | 0.5% | 82% | |
| 255 | 0.1% | 82% | |
| 256 | 3% | 82% | |
| 257 | 0.2% | 79% | |
| 258 | 4% | 79% | |
| 259 | 1.1% | 75% | |
| 260 | 3% | 74% | |
| 261 | 0.9% | 71% | |
| 262 | 3% | 70% | Last Result | 
| 263 | 0.2% | 67% | |
| 264 | 3% | 67% | |
| 265 | 1.3% | 64% | |
| 266 | 2% | 63% | |
| 267 | 0.3% | 61% | |
| 268 | 3% | 60% | |
| 269 | 6% | 57% | |
| 270 | 1.4% | 52% | |
| 271 | 0.8% | 50% | Median | 
| 272 | 0.8% | 49% | |
| 273 | 5% | 49% | |
| 274 | 1.3% | 44% | |
| 275 | 0.3% | 42% | |
| 276 | 0.1% | 42% | |
| 277 | 2% | 42% | |
| 278 | 3% | 40% | |
| 279 | 11% | 38% | |
| 280 | 2% | 27% | |
| 281 | 2% | 25% | |
| 282 | 2% | 23% | |
| 283 | 2% | 21% | |
| 284 | 0.1% | 19% | |
| 285 | 2% | 19% | |
| 286 | 10% | 18% | |
| 287 | 0.4% | 7% | |
| 288 | 0.9% | 7% | |
| 289 | 0.7% | 6% | |
| 290 | 0.2% | 5% | |
| 291 | 0.8% | 5% | |
| 292 | 0.2% | 4% | |
| 293 | 0.6% | 4% | |
| 294 | 0.3% | 4% | |
| 295 | 0.3% | 3% | |
| 296 | 0.2% | 3% | |
| 297 | 0.4% | 3% | |
| 298 | 0.3% | 2% | |
| 299 | 0.5% | 2% | |
| 300 | 0.1% | 2% | |
| 301 | 0.4% | 1.4% | |
| 302 | 0.1% | 1.0% | |
| 303 | 0.3% | 0.9% | |
| 304 | 0% | 0.7% | |
| 305 | 0.2% | 0.6% | |
| 306 | 0% | 0.4% | |
| 307 | 0% | 0.4% | |
| 308 | 0.1% | 0.4% | |
| 309 | 0.1% | 0.3% | |
| 310 | 0% | 0.2% | |
| 311 | 0% | 0.2% | |
| 312 | 0% | 0.2% | |
| 313 | 0.1% | 0.2% | |
| 314 | 0% | 0.1% | |
| 315 | 0% | 0.1% | |
| 316 | 0% | 0.1% | |
| 317 | 0% | 0.1% | |
| 318 | 0% | 0.1% | |
| 319 | 0% | 0.1% | |
| 320 | 0% | 0.1% | |
| 321 | 0% | 0% | 
Conservative Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 174 | 0% | 100% | |
| 175 | 0% | 99.9% | |
| 176 | 0% | 99.9% | |
| 177 | 0% | 99.9% | |
| 178 | 0% | 99.9% | |
| 179 | 0% | 99.9% | |
| 180 | 0% | 99.9% | |
| 181 | 0% | 99.9% | |
| 182 | 0.2% | 99.9% | |
| 183 | 0% | 99.7% | |
| 184 | 0% | 99.7% | |
| 185 | 0% | 99.6% | |
| 186 | 0% | 99.6% | |
| 187 | 0.1% | 99.6% | |
| 188 | 0% | 99.6% | |
| 189 | 0% | 99.5% | |
| 190 | 0.2% | 99.5% | |
| 191 | 0.1% | 99.3% | |
| 192 | 0% | 99.2% | |
| 193 | 0% | 99.1% | |
| 194 | 0.2% | 99.1% | |
| 195 | 0.1% | 98.9% | |
| 196 | 0.1% | 98.8% | |
| 197 | 0.2% | 98.8% | |
| 198 | 0.1% | 98.5% | |
| 199 | 1.0% | 98% | |
| 200 | 0.2% | 98% | |
| 201 | 0.7% | 97% | |
| 202 | 1.0% | 97% | |
| 203 | 0.3% | 96% | |
| 204 | 0.4% | 95% | |
| 205 | 3% | 95% | |
| 206 | 0.6% | 92% | |
| 207 | 3% | 91% | |
| 208 | 0.1% | 89% | |
| 209 | 1.0% | 89% | |
| 210 | 2% | 88% | |
| 211 | 1.4% | 86% | |
| 212 | 0.5% | 84% | |
| 213 | 0.1% | 84% | |
| 214 | 0.3% | 84% | |
| 215 | 1.0% | 83% | |
| 216 | 5% | 82% | |
| 217 | 0.7% | 77% | |
| 218 | 1.4% | 77% | |
| 219 | 1.1% | 75% | |
| 220 | 0.4% | 74% | |
| 221 | 1.0% | 74% | |
| 222 | 0.2% | 73% | |
| 223 | 10% | 72% | |
| 224 | 0.4% | 62% | |
| 225 | 1.4% | 62% | |
| 226 | 12% | 61% | Median | 
| 227 | 1.3% | 49% | |
| 228 | 1.1% | 47% | |
| 229 | 0.5% | 46% | |
| 230 | 1.3% | 46% | |
| 231 | 3% | 45% | |
| 232 | 0.7% | 41% | |
| 233 | 0.6% | 40% | |
| 234 | 1.0% | 40% | |
| 235 | 2% | 39% | |
| 236 | 0.4% | 37% | |
| 237 | 2% | 37% | |
| 238 | 3% | 35% | |
| 239 | 0.3% | 32% | |
| 240 | 2% | 31% | |
| 241 | 0.7% | 30% | |
| 242 | 2% | 29% | |
| 243 | 0.5% | 28% | |
| 244 | 4% | 27% | |
| 245 | 2% | 23% | |
| 246 | 3% | 21% | |
| 247 | 0.6% | 18% | |
| 248 | 0.8% | 18% | |
| 249 | 0.6% | 17% | |
| 250 | 0.7% | 16% | |
| 251 | 2% | 15% | |
| 252 | 1.2% | 13% | |
| 253 | 0.3% | 12% | |
| 254 | 0.9% | 12% | |
| 255 | 0.3% | 11% | |
| 256 | 0.1% | 11% | |
| 257 | 0.3% | 11% | |
| 258 | 0.3% | 10% | |
| 259 | 0.3% | 10% | |
| 260 | 0.2% | 10% | |
| 261 | 2% | 9% | |
| 262 | 0% | 7% | |
| 263 | 0.2% | 7% | |
| 264 | 0.2% | 7% | |
| 265 | 0.1% | 7% | |
| 266 | 0.1% | 7% | |
| 267 | 0.3% | 6% | |
| 268 | 0.9% | 6% | |
| 269 | 0.7% | 5% | |
| 270 | 0.2% | 5% | |
| 271 | 0.1% | 4% | |
| 272 | 0.2% | 4% | |
| 273 | 0.3% | 4% | |
| 274 | 0.1% | 4% | |
| 275 | 0.3% | 4% | |
| 276 | 0% | 3% | |
| 277 | 0% | 3% | |
| 278 | 0.1% | 3% | |
| 279 | 0.1% | 3% | |
| 280 | 0.1% | 3% | |
| 281 | 2% | 3% | |
| 282 | 0% | 1.0% | |
| 283 | 0.1% | 1.0% | |
| 284 | 0% | 0.9% | |
| 285 | 0% | 0.8% | |
| 286 | 0% | 0.8% | |
| 287 | 0% | 0.8% | |
| 288 | 0.3% | 0.7% | |
| 289 | 0% | 0.5% | |
| 290 | 0% | 0.4% | |
| 291 | 0.1% | 0.4% | |
| 292 | 0% | 0.4% | |
| 293 | 0% | 0.3% | |
| 294 | 0% | 0.3% | |
| 295 | 0% | 0.3% | |
| 296 | 0.1% | 0.3% | |
| 297 | 0.1% | 0.2% | |
| 298 | 0% | 0.1% | |
| 299 | 0% | 0.1% | |
| 300 | 0% | 0.1% | |
| 301 | 0% | 0.1% | |
| 302 | 0% | 0.1% | |
| 303 | 0% | 0% | |
| 304 | 0% | 0% | |
| 305 | 0% | 0% | |
| 306 | 0% | 0% | |
| 307 | 0% | 0% | |
| 308 | 0% | 0% | |
| 309 | 0% | 0% | |
| 310 | 0% | 0% | |
| 311 | 0% | 0% | |
| 312 | 0% | 0% | |
| 313 | 0% | 0% | |
| 314 | 0% | 0% | |
| 315 | 0% | 0% | |
| 316 | 0% | 0% | |
| 317 | 0% | 0% | |
| 318 | 0% | 0% | |
| 319 | 0% | 0% | |
| 320 | 0% | 0% | |
| 321 | 0% | 0% | Last Result | 
Conservative Party – Change UK

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 169 | 0% | 100% | |
| 170 | 0% | 99.9% | |
| 171 | 0% | 99.9% | |
| 172 | 0% | 99.9% | |
| 173 | 0% | 99.9% | |
| 174 | 0% | 99.9% | |
| 175 | 0% | 99.9% | |
| 176 | 0% | 99.8% | |
| 177 | 0.2% | 99.8% | |
| 178 | 0% | 99.7% | |
| 179 | 0% | 99.6% | |
| 180 | 0% | 99.6% | |
| 181 | 0% | 99.6% | |
| 182 | 0.1% | 99.6% | |
| 183 | 0.1% | 99.5% | |
| 184 | 0.1% | 99.5% | |
| 185 | 0.2% | 99.4% | |
| 186 | 0.1% | 99.2% | |
| 187 | 0% | 99.1% | |
| 188 | 0.1% | 99.1% | |
| 189 | 0.2% | 99.0% | |
| 190 | 0% | 98.8% | |
| 191 | 0.1% | 98.7% | |
| 192 | 0.3% | 98.7% | |
| 193 | 0.7% | 98% | |
| 194 | 2% | 98% | |
| 195 | 0.2% | 96% | |
| 196 | 0.3% | 96% | |
| 197 | 3% | 96% | |
| 198 | 0.6% | 92% | |
| 199 | 0.2% | 92% | |
| 200 | 0.3% | 92% | |
| 201 | 2% | 91% | |
| 202 | 0.5% | 89% | |
| 203 | 0.5% | 89% | |
| 204 | 1.4% | 88% | |
| 205 | 2% | 87% | |
| 206 | 0.9% | 85% | |
| 207 | 1.2% | 84% | |
| 208 | 0.6% | 82% | |
| 209 | 5% | 82% | |
| 210 | 0.8% | 77% | |
| 211 | 0.3% | 76% | |
| 212 | 0.7% | 76% | |
| 213 | 1.2% | 75% | |
| 214 | 0.9% | 74% | |
| 215 | 0.7% | 73% | |
| 216 | 1.2% | 73% | |
| 217 | 1.1% | 71% | |
| 218 | 11% | 70% | |
| 219 | 0.2% | 59% | |
| 220 | 2% | 59% | |
| 221 | 10% | 57% | Median | 
| 222 | 1.3% | 47% | |
| 223 | 0.3% | 46% | |
| 224 | 0.8% | 45% | |
| 225 | 1.2% | 44% | |
| 226 | 4% | 43% | |
| 227 | 1.2% | 39% | |
| 228 | 0.6% | 38% | |
| 229 | 1.1% | 37% | |
| 230 | 4% | 36% | |
| 231 | 0.3% | 32% | |
| 232 | 1.3% | 32% | |
| 233 | 2% | 31% | |
| 234 | 0.4% | 29% | |
| 235 | 1.3% | 29% | |
| 236 | 2% | 27% | |
| 237 | 0.4% | 26% | |
| 238 | 0.2% | 25% | |
| 239 | 4% | 25% | |
| 240 | 2% | 21% | |
| 241 | 3% | 19% | |
| 242 | 0.2% | 16% | |
| 243 | 2% | 16% | |
| 244 | 1.1% | 14% | |
| 245 | 0.8% | 13% | |
| 246 | 0.4% | 12% | |
| 247 | 0.4% | 12% | |
| 248 | 1.0% | 12% | |
| 249 | 0.5% | 11% | |
| 250 | 0.2% | 10% | |
| 251 | 0.2% | 10% | |
| 252 | 0.4% | 10% | |
| 253 | 0.3% | 10% | |
| 254 | 0.4% | 9% | |
| 255 | 0.1% | 9% | |
| 256 | 2% | 9% | |
| 257 | 0.1% | 7% | |
| 258 | 0.4% | 7% | |
| 259 | 0.1% | 6% | |
| 260 | 0.2% | 6% | |
| 261 | 0.8% | 6% | |
| 262 | 0% | 5% | |
| 263 | 0.9% | 5% | |
| 264 | 0% | 4% | |
| 265 | 0.4% | 4% | |
| 266 | 0.1% | 4% | |
| 267 | 0.3% | 4% | |
| 268 | 0.1% | 3% | |
| 269 | 0% | 3% | |
| 270 | 0.1% | 3% | |
| 271 | 0% | 3% | |
| 272 | 0.1% | 3% | |
| 273 | 0.1% | 3% | |
| 274 | 0.1% | 3% | |
| 275 | 0.1% | 3% | |
| 276 | 2% | 3% | |
| 277 | 0% | 0.9% | |
| 278 | 0.2% | 0.8% | |
| 279 | 0% | 0.6% | |
| 280 | 0% | 0.6% | |
| 281 | 0% | 0.5% | |
| 282 | 0% | 0.5% | |
| 283 | 0.1% | 0.5% | |
| 284 | 0% | 0.4% | |
| 285 | 0% | 0.4% | |
| 286 | 0% | 0.3% | |
| 287 | 0.1% | 0.3% | |
| 288 | 0% | 0.3% | |
| 289 | 0% | 0.2% | |
| 290 | 0% | 0.2% | |
| 291 | 0.1% | 0.2% | |
| 292 | 0% | 0.1% | |
| 293 | 0% | 0.1% | |
| 294 | 0% | 0.1% | |
| 295 | 0% | 0% | |
| 296 | 0% | 0% | |
| 297 | 0% | 0% | |
| 298 | 0% | 0% | |
| 299 | 0% | 0% | |
| 300 | 0% | 0% | |
| 301 | 0% | 0% | |
| 302 | 0% | 0% | |
| 303 | 0% | 0% | |
| 304 | 0% | 0% | |
| 305 | 0% | 0% | |
| 306 | 0% | 0% | |
| 307 | 0% | 0% | |
| 308 | 0% | 0% | |
| 309 | 0% | 0% | |
| 310 | 0% | 0% | |
| 311 | 0% | 0% | |
| 312 | 0% | 0% | |
| 313 | 0% | 0% | |
| 314 | 0% | 0% | |
| 315 | 0% | 0% | |
| 316 | 0% | 0% | |
| 317 | 0% | 0% | Last Result | 
Conservative Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 169 | 0% | 100% | |
| 170 | 0% | 99.9% | |
| 171 | 0% | 99.9% | |
| 172 | 0% | 99.9% | |
| 173 | 0% | 99.9% | |
| 174 | 0% | 99.9% | |
| 175 | 0% | 99.9% | |
| 176 | 0% | 99.8% | |
| 177 | 0.2% | 99.8% | |
| 178 | 0% | 99.7% | |
| 179 | 0% | 99.6% | |
| 180 | 0% | 99.6% | |
| 181 | 0% | 99.6% | |
| 182 | 0.1% | 99.6% | |
| 183 | 0.1% | 99.5% | |
| 184 | 0.1% | 99.5% | |
| 185 | 0.2% | 99.4% | |
| 186 | 0.1% | 99.2% | |
| 187 | 0% | 99.1% | |
| 188 | 0.1% | 99.1% | |
| 189 | 0.2% | 99.0% | |
| 190 | 0% | 98.8% | |
| 191 | 0.1% | 98.7% | |
| 192 | 0.3% | 98.7% | |
| 193 | 0.7% | 98% | |
| 194 | 2% | 98% | |
| 195 | 0.2% | 96% | |
| 196 | 0.3% | 96% | |
| 197 | 3% | 96% | |
| 198 | 0.6% | 92% | |
| 199 | 0.2% | 92% | |
| 200 | 0.3% | 92% | |
| 201 | 2% | 91% | |
| 202 | 0.5% | 89% | |
| 203 | 0.5% | 89% | |
| 204 | 1.4% | 88% | |
| 205 | 2% | 87% | |
| 206 | 0.9% | 85% | |
| 207 | 1.2% | 84% | |
| 208 | 0.6% | 82% | |
| 209 | 5% | 82% | |
| 210 | 0.8% | 77% | |
| 211 | 0.3% | 76% | |
| 212 | 0.7% | 76% | |
| 213 | 1.2% | 75% | |
| 214 | 0.9% | 74% | |
| 215 | 0.7% | 73% | |
| 216 | 1.2% | 73% | |
| 217 | 1.1% | 71% | |
| 218 | 11% | 70% | |
| 219 | 0.2% | 59% | |
| 220 | 2% | 59% | |
| 221 | 10% | 57% | Median | 
| 222 | 1.3% | 47% | |
| 223 | 0.3% | 46% | |
| 224 | 0.8% | 45% | |
| 225 | 1.2% | 44% | |
| 226 | 4% | 43% | |
| 227 | 1.2% | 39% | |
| 228 | 0.6% | 38% | |
| 229 | 1.1% | 37% | |
| 230 | 4% | 36% | |
| 231 | 0.3% | 32% | |
| 232 | 1.3% | 32% | |
| 233 | 2% | 31% | |
| 234 | 0.4% | 29% | |
| 235 | 1.3% | 29% | |
| 236 | 2% | 27% | |
| 237 | 0.4% | 26% | |
| 238 | 0.2% | 25% | |
| 239 | 4% | 25% | |
| 240 | 2% | 21% | |
| 241 | 3% | 19% | |
| 242 | 0.2% | 16% | |
| 243 | 2% | 16% | |
| 244 | 1.1% | 14% | |
| 245 | 0.8% | 13% | |
| 246 | 0.4% | 12% | |
| 247 | 0.4% | 12% | |
| 248 | 1.0% | 12% | |
| 249 | 0.5% | 11% | |
| 250 | 0.2% | 10% | |
| 251 | 0.2% | 10% | |
| 252 | 0.4% | 10% | |
| 253 | 0.3% | 10% | |
| 254 | 0.4% | 9% | |
| 255 | 0.1% | 9% | |
| 256 | 2% | 9% | |
| 257 | 0.1% | 7% | |
| 258 | 0.4% | 7% | |
| 259 | 0.1% | 6% | |
| 260 | 0.2% | 6% | |
| 261 | 0.8% | 6% | |
| 262 | 0% | 5% | |
| 263 | 0.9% | 5% | |
| 264 | 0% | 4% | |
| 265 | 0.4% | 4% | |
| 266 | 0.1% | 4% | |
| 267 | 0.3% | 4% | |
| 268 | 0.1% | 3% | |
| 269 | 0% | 3% | |
| 270 | 0.1% | 3% | |
| 271 | 0% | 3% | |
| 272 | 0.1% | 3% | |
| 273 | 0.1% | 3% | |
| 274 | 0.1% | 3% | |
| 275 | 0.1% | 3% | |
| 276 | 2% | 3% | |
| 277 | 0% | 0.9% | |
| 278 | 0.2% | 0.8% | |
| 279 | 0% | 0.6% | |
| 280 | 0% | 0.6% | |
| 281 | 0% | 0.5% | |
| 282 | 0% | 0.5% | |
| 283 | 0.1% | 0.5% | |
| 284 | 0% | 0.4% | |
| 285 | 0% | 0.4% | |
| 286 | 0% | 0.3% | |
| 287 | 0.1% | 0.3% | |
| 288 | 0% | 0.3% | |
| 289 | 0% | 0.2% | |
| 290 | 0% | 0.2% | |
| 291 | 0.1% | 0.2% | |
| 292 | 0% | 0.1% | |
| 293 | 0% | 0.1% | |
| 294 | 0% | 0.1% | |
| 295 | 0% | 0% | |
| 296 | 0% | 0% | |
| 297 | 0% | 0% | |
| 298 | 0% | 0% | |
| 299 | 0% | 0% | |
| 300 | 0% | 0% | |
| 301 | 0% | 0% | |
| 302 | 0% | 0% | |
| 303 | 0% | 0% | |
| 304 | 0% | 0% | |
| 305 | 0% | 0% | |
| 306 | 0% | 0% | |
| 307 | 0% | 0% | |
| 308 | 0% | 0% | |
| 309 | 0% | 0% | |
| 310 | 0% | 0% | |
| 311 | 0% | 0% | |
| 312 | 0% | 0% | |
| 313 | 0% | 0% | |
| 314 | 0% | 0% | |
| 315 | 0% | 0% | |
| 316 | 0% | 0% | |
| 317 | 0% | 0% | Last Result | 
Technical Information
Opinion Poll
- Polling firm: ORB
 - Commissioner(s): The Telegraph
 - Fieldwork period: 16–17 April 2019
 
Calculations
- Sample size: 1547
 - Simulations done: 524,288
 - Error estimate: 1.30%