Opinion Poll by Opinium for The Observer, 4–6 September 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 | 
|---|---|---|---|---|---|---|
| Conservative Party | 42.4% | 34.8% | 33.5–36.2% | 33.1–36.6% | 32.8–37.0% | 32.1–37.6% | 
| Labour Party | 40.0% | 24.9% | 23.7–26.2% | 23.3–26.5% | 23.0–26.8% | 22.5–27.5% | 
| Liberal Democrats | 7.4% | 16.9% | 15.9–18.0% | 15.6–18.4% | 15.3–18.6% | 14.9–19.2% | 
| Brexit Party | 0.0% | 12.9% | 12.0–14.0% | 11.8–14.2% | 11.5–14.5% | 11.1–15.0% | 
| Scottish National Party | 3.0% | 5.0% | 4.4–5.7% | 4.2–5.9% | 4.1–6.0% | 3.8–6.4% | 
| Green Party | 1.6% | 3.0% | 2.5–3.5% | 2.4–3.7% | 2.3–3.8% | 2.1–4.1% | 
| UK Independence Party | 1.8% | 1.0% | 0.8–1.4% | 0.7–1.4% | 0.6–1.5% | 0.5–1.7% | 
| Plaid Cymru | 0.5% | 0.2% | 0.2–0.5% | 0.1–0.5% | 0.1–0.6% | 0.1–0.7% | 
| Change UK | 0.0% | 0.2% | 0.2–0.5% | 0.1–0.5% | 0.1–0.6% | 0.1–0.7% | 
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 | 
|---|---|---|---|---|---|---|
| Conservative Party | 317 | 318 | 293–341 | 293–346 | 293–349 | 285–353 | 
| Labour Party | 262 | 177 | 151–189 | 149–189 | 143–193 | 140–204 | 
| Liberal Democrats | 12 | 54 | 48–58 | 47–59 | 45–59 | 45–63 | 
| Brexit Party | 0 | 35 | 17–41 | 17–45 | 17–50 | 15–59 | 
| Scottish National Party | 35 | 54 | 53–54 | 53–54 | 51–54 | 51–54 | 
| Green Party | 1 | 1 | 1 | 1 | 1 | 1–2 | 
| UK Independence Party | 0 | 0 | 0 | 0 | 0 | 0 | 
| Plaid Cymru | 4 | 0 | 0–3 | 0–4 | 0–4 | 0–4 | 
| Change UK | 0 | 0 | 0 | 0 | 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 | 
|---|---|---|---|
| 275 | 0.1% | 100% | |
| 276 | 0% | 99.9% | |
| 277 | 0% | 99.9% | |
| 278 | 0% | 99.9% | |
| 279 | 0% | 99.8% | |
| 280 | 0% | 99.8% | |
| 281 | 0.1% | 99.8% | |
| 282 | 0% | 99.8% | |
| 283 | 0% | 99.8% | |
| 284 | 0.1% | 99.7% | |
| 285 | 0.2% | 99.6% | |
| 286 | 0% | 99.5% | |
| 287 | 0% | 99.5% | |
| 288 | 0% | 99.4% | |
| 289 | 0.1% | 99.4% | |
| 290 | 0% | 99.3% | |
| 291 | 0% | 99.3% | |
| 292 | 0.1% | 99.3% | |
| 293 | 13% | 99.2% | |
| 294 | 0.2% | 86% | |
| 295 | 0% | 86% | |
| 296 | 0.3% | 86% | |
| 297 | 0% | 86% | |
| 298 | 0.1% | 86% | |
| 299 | 0.1% | 86% | |
| 300 | 0.3% | 86% | |
| 301 | 0% | 85% | |
| 302 | 9% | 85% | |
| 303 | 0.2% | 76% | |
| 304 | 0% | 76% | |
| 305 | 3% | 76% | |
| 306 | 0.4% | 73% | |
| 307 | 0.2% | 73% | |
| 308 | 5% | 72% | |
| 309 | 0.1% | 68% | |
| 310 | 0.1% | 68% | |
| 311 | 1.1% | 67% | |
| 312 | 8% | 66% | |
| 313 | 0.1% | 58% | |
| 314 | 0.1% | 58% | |
| 315 | 6% | 58% | |
| 316 | 0.3% | 52% | |
| 317 | 1.3% | 51% | Last Result | 
| 318 | 0.4% | 50% | Median | 
| 319 | 14% | 50% | |
| 320 | 0% | 36% | |
| 321 | 0.3% | 36% | |
| 322 | 0.8% | 36% | |
| 323 | 0.1% | 35% | |
| 324 | 2% | 35% | |
| 325 | 0.7% | 33% | |
| 326 | 0.8% | 33% | Majority | 
| 327 | 1.4% | 32% | |
| 328 | 0.1% | 30% | |
| 329 | 1.2% | 30% | |
| 330 | 0.7% | 29% | |
| 331 | 0.1% | 29% | |
| 332 | 7% | 28% | |
| 333 | 0.3% | 22% | |
| 334 | 1.0% | 21% | |
| 335 | 0.4% | 20% | |
| 336 | 2% | 20% | |
| 337 | 0% | 18% | |
| 338 | 6% | 18% | |
| 339 | 0.3% | 12% | |
| 340 | 1.0% | 12% | |
| 341 | 5% | 11% | |
| 342 | 0% | 7% | |
| 343 | 0% | 7% | |
| 344 | 0.1% | 7% | |
| 345 | 0.1% | 7% | |
| 346 | 2% | 7% | |
| 347 | 0.8% | 4% | |
| 348 | 0.1% | 3% | |
| 349 | 1.3% | 3% | |
| 350 | 0% | 2% | |
| 351 | 0% | 2% | |
| 352 | 0% | 2% | |
| 353 | 2% | 2% | |
| 354 | 0% | 0.1% | |
| 355 | 0% | 0.1% | |
| 356 | 0% | 0.1% | |
| 357 | 0% | 0.1% | |
| 358 | 0% | 0.1% | |
| 359 | 0% | 0.1% | |
| 360 | 0% | 0.1% | |
| 361 | 0% | 0.1% | |
| 362 | 0% | 0.1% | |
| 363 | 0% | 0.1% | |
| 364 | 0% | 0.1% | |
| 365 | 0% | 0% | 
Labour Party
For a full overview of the results for this party, see the Labour Party page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 127 | 0% | 100% | |
| 128 | 0% | 99.9% | |
| 129 | 0% | 99.9% | |
| 130 | 0% | 99.9% | |
| 131 | 0% | 99.9% | |
| 132 | 0% | 99.9% | |
| 133 | 0% | 99.9% | |
| 134 | 0% | 99.9% | |
| 135 | 0.1% | 99.9% | |
| 136 | 0% | 99.7% | |
| 137 | 0% | 99.7% | |
| 138 | 0% | 99.7% | |
| 139 | 0.1% | 99.7% | |
| 140 | 2% | 99.6% | |
| 141 | 0% | 98% | |
| 142 | 0.1% | 98% | |
| 143 | 0.3% | 98% | |
| 144 | 0.1% | 97% | |
| 145 | 1.4% | 97% | |
| 146 | 0% | 96% | |
| 147 | 0% | 96% | |
| 148 | 0% | 96% | |
| 149 | 1.5% | 96% | |
| 150 | 0% | 94% | |
| 151 | 6% | 94% | |
| 152 | 1.1% | 89% | |
| 153 | 6% | 88% | |
| 154 | 1.2% | 81% | |
| 155 | 0.2% | 80% | |
| 156 | 0% | 80% | |
| 157 | 1.0% | 80% | |
| 158 | 7% | 79% | |
| 159 | 3% | 72% | |
| 160 | 0% | 69% | |
| 161 | 1.3% | 69% | |
| 162 | 1.0% | 68% | |
| 163 | 0.8% | 67% | |
| 164 | 2% | 66% | |
| 165 | 0.1% | 64% | |
| 166 | 0.2% | 64% | |
| 167 | 1.4% | 64% | |
| 168 | 0.4% | 63% | |
| 169 | 1.1% | 62% | |
| 170 | 2% | 61% | |
| 171 | 0.6% | 59% | |
| 172 | 0% | 59% | |
| 173 | 0.1% | 59% | |
| 174 | 1.3% | 59% | |
| 175 | 5% | 57% | |
| 176 | 0.3% | 53% | |
| 177 | 8% | 52% | Median | 
| 178 | 0.4% | 44% | |
| 179 | 0.2% | 44% | |
| 180 | 0.1% | 44% | |
| 181 | 4% | 43% | |
| 182 | 0% | 40% | |
| 183 | 6% | 39% | |
| 184 | 0.1% | 34% | |
| 185 | 1.3% | 33% | |
| 186 | 16% | 32% | |
| 187 | 0.1% | 17% | |
| 188 | 0.1% | 16% | |
| 189 | 13% | 16% | |
| 190 | 1.2% | 4% | |
| 191 | 0% | 3% | |
| 192 | 0.1% | 3% | |
| 193 | 0.8% | 3% | |
| 194 | 0% | 2% | |
| 195 | 0.1% | 2% | |
| 196 | 0% | 2% | |
| 197 | 0.3% | 2% | |
| 198 | 0% | 1.3% | |
| 199 | 0% | 1.3% | |
| 200 | 0.2% | 1.3% | |
| 201 | 0.1% | 1.2% | |
| 202 | 0.2% | 1.1% | |
| 203 | 0% | 1.0% | |
| 204 | 0.5% | 1.0% | |
| 205 | 0% | 0.5% | |
| 206 | 0.1% | 0.5% | |
| 207 | 0% | 0.4% | |
| 208 | 0% | 0.4% | |
| 209 | 0% | 0.4% | |
| 210 | 0% | 0.4% | |
| 211 | 0% | 0.3% | |
| 212 | 0% | 0.3% | |
| 213 | 0.1% | 0.3% | |
| 214 | 0.2% | 0.3% | |
| 215 | 0% | 0.1% | |
| 216 | 0% | 0.1% | |
| 217 | 0% | 0% | |
| 218 | 0% | 0% | |
| 219 | 0% | 0% | |
| 220 | 0% | 0% | |
| 221 | 0% | 0% | |
| 222 | 0% | 0% | |
| 223 | 0% | 0% | |
| 224 | 0% | 0% | |
| 225 | 0% | 0% | |
| 226 | 0% | 0% | |
| 227 | 0% | 0% | |
| 228 | 0% | 0% | |
| 229 | 0% | 0% | |
| 230 | 0% | 0% | |
| 231 | 0% | 0% | |
| 232 | 0% | 0% | |
| 233 | 0% | 0% | |
| 234 | 0% | 0% | |
| 235 | 0% | 0% | |
| 236 | 0% | 0% | |
| 237 | 0% | 0% | |
| 238 | 0% | 0% | |
| 239 | 0% | 0% | |
| 240 | 0% | 0% | |
| 241 | 0% | 0% | |
| 242 | 0% | 0% | |
| 243 | 0% | 0% | |
| 244 | 0% | 0% | |
| 245 | 0% | 0% | |
| 246 | 0% | 0% | |
| 247 | 0% | 0% | |
| 248 | 0% | 0% | |
| 249 | 0% | 0% | |
| 250 | 0% | 0% | |
| 251 | 0% | 0% | |
| 252 | 0% | 0% | |
| 253 | 0% | 0% | |
| 254 | 0% | 0% | |
| 255 | 0% | 0% | |
| 256 | 0% | 0% | |
| 257 | 0% | 0% | |
| 258 | 0% | 0% | |
| 259 | 0% | 0% | |
| 260 | 0% | 0% | |
| 261 | 0% | 0% | |
| 262 | 0% | 0% | Last Result | 
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% | 100% | |
| 16 | 0% | 100% | |
| 17 | 0% | 100% | |
| 18 | 0% | 100% | |
| 19 | 0% | 100% | |
| 20 | 0% | 100% | |
| 21 | 0% | 100% | |
| 22 | 0% | 100% | |
| 23 | 0% | 100% | |
| 24 | 0% | 100% | |
| 25 | 0% | 100% | |
| 26 | 0% | 100% | |
| 27 | 0% | 100% | |
| 28 | 0% | 100% | |
| 29 | 0% | 100% | |
| 30 | 0% | 100% | |
| 31 | 0% | 100% | |
| 32 | 0% | 100% | |
| 33 | 0% | 100% | |
| 34 | 0% | 100% | |
| 35 | 0% | 100% | |
| 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 | 0.4% | 100% | |
| 45 | 2% | 99.6% | |
| 46 | 0.1% | 97% | |
| 47 | 5% | 97% | |
| 48 | 21% | 92% | |
| 49 | 5% | 72% | |
| 50 | 0% | 67% | |
| 51 | 6% | 67% | |
| 52 | 0.2% | 61% | |
| 53 | 9% | 61% | |
| 54 | 3% | 51% | Median | 
| 55 | 15% | 48% | |
| 56 | 0.6% | 33% | |
| 57 | 15% | 32% | |
| 58 | 12% | 18% | |
| 59 | 4% | 6% | |
| 60 | 0.2% | 2% | |
| 61 | 0.1% | 2% | |
| 62 | 0.1% | 2% | |
| 63 | 1.4% | 2% | |
| 64 | 0.1% | 0.2% | |
| 65 | 0% | 0.1% | |
| 66 | 0% | 0.1% | |
| 67 | 0% | 0.1% | |
| 68 | 0% | 0.1% | |
| 69 | 0% | 0% | 
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 | 0.5% | 100% | |
| 14 | 0% | 99.5% | |
| 15 | 0.2% | 99.5% | |
| 16 | 0.3% | 99.3% | |
| 17 | 14% | 99.0% | |
| 18 | 0.4% | 85% | |
| 19 | 1.4% | 85% | |
| 20 | 3% | 84% | |
| 21 | 1.1% | 81% | |
| 22 | 0.2% | 80% | |
| 23 | 0% | 80% | |
| 24 | 0.1% | 80% | |
| 25 | 7% | 80% | |
| 26 | 0.7% | 73% | |
| 27 | 5% | 72% | |
| 28 | 2% | 67% | |
| 29 | 4% | 66% | |
| 30 | 0.1% | 61% | |
| 31 | 2% | 61% | |
| 32 | 2% | 59% | |
| 33 | 0.1% | 57% | |
| 34 | 4% | 57% | |
| 35 | 6% | 53% | Median | 
| 36 | 2% | 48% | |
| 37 | 10% | 45% | |
| 38 | 13% | 35% | |
| 39 | 0.4% | 22% | |
| 40 | 3% | 22% | |
| 41 | 12% | 19% | |
| 42 | 0.6% | 7% | |
| 43 | 0.1% | 7% | |
| 44 | 1.3% | 6% | |
| 45 | 0.5% | 5% | |
| 46 | 1.0% | 5% | |
| 47 | 0.4% | 4% | |
| 48 | 0.2% | 3% | |
| 49 | 0% | 3% | |
| 50 | 1.1% | 3% | |
| 51 | 0.1% | 2% | |
| 52 | 0.1% | 2% | |
| 53 | 0% | 2% | |
| 54 | 0% | 2% | |
| 55 | 0% | 2% | |
| 56 | 0.1% | 2% | |
| 57 | 0% | 2% | |
| 58 | 0.9% | 2% | |
| 59 | 0.6% | 0.8% | |
| 60 | 0.1% | 0.3% | |
| 61 | 0% | 0.2% | |
| 62 | 0.2% | 0.2% | |
| 63 | 0% | 0% | 
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 | 0.1% | 100% | |
| 49 | 0% | 99.9% | |
| 50 | 0.1% | 99.9% | |
| 51 | 4% | 99.7% | |
| 52 | 0% | 95% | |
| 53 | 14% | 95% | |
| 54 | 81% | 81% | Median | 
| 55 | 0.1% | 0.1% | |
| 56 | 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 | 99.1% | 100% | Last Result, Median | 
| 2 | 0.9% | 0.9% | |
| 3 | 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 | 
Plaid Cymru
For a full overview of the results for this party, see the Plaid Cymru page.

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 0 | 54% | 100% | Median | 
| 1 | 2% | 46% | |
| 2 | 0.5% | 45% | |
| 3 | 35% | 44% | |
| 4 | 9% | 9% | Last Result | 
| 5 | 0% | 0% | 
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 | 
Coalitions

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval | 
|---|---|---|---|---|---|---|---|
| Conservative Party – Scottish National Party – Plaid Cymru | 356 | 373 | 100% | 347–397 | 347–398 | 347–406 | 342–410 | 
| Conservative Party – Scottish National Party | 352 | 372 | 100% | 347–395 | 347–397 | 347–403 | 339–407 | 
| Conservative Party – Liberal Democrats – Change UK | 329 | 373 | 100% | 350–389 | 350–392 | 350–396 | 344–400 | 
| Conservative Party – Liberal Democrats | 329 | 373 | 100% | 350–389 | 350–392 | 350–396 | 344–400 | 
| Conservative Party – Plaid Cymru | 321 | 319 | 34% | 293–344 | 293–346 | 293–352 | 288–356 | 
| Conservative Party – Change UK | 317 | 318 | 33% | 293–341 | 293–346 | 293–349 | 285–353 | 
| Conservative Party | 317 | 318 | 33% | 293–341 | 293–346 | 293–349 | 285–353 | 
| Labour Party – Liberal Democrats – Scottish National Party – Plaid Cymru | 313 | 286 | 0.1% | 258–300 | 253–301 | 247–304 | 244–318 | 
| Labour Party – Liberal Democrats – Scottish National Party | 309 | 285 | 0.1% | 255–300 | 250–300 | 246–301 | 241–315 | 
| Labour Party – Liberal Democrats – Plaid Cymru | 278 | 234 | 0% | 204–246 | 199–247 | 193–250 | 190–264 | 
| Labour Party – Liberal Democrats – Change UK | 274 | 232 | 0% | 201–246 | 196–246 | 193–248 | 187–261 | 
| Labour Party – Liberal Democrats | 274 | 232 | 0% | 201–246 | 196–246 | 193–248 | 187–261 | 
| Labour Party – Scottish National Party – Plaid Cymru | 301 | 234 | 0% | 206–243 | 205–243 | 199–247 | 197–259 | 
| Labour Party – Scottish National Party | 297 | 231 | 0% | 205–243 | 203–243 | 197–247 | 194–258 | 
| Labour Party – Plaid Cymru | 266 | 180 | 0% | 152–189 | 151–189 | 145–193 | 143–205 | 
| Labour Party – Change UK | 262 | 177 | 0% | 151–189 | 149–189 | 143–193 | 140–204 | 
| Labour Party | 262 | 177 | 0% | 151–189 | 149–189 | 143–193 | 140–204 | 
Conservative Party – Scottish National Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 331 | 0.1% | 100% | |
| 332 | 0% | 99.9% | |
| 333 | 0% | 99.8% | |
| 334 | 0% | 99.8% | |
| 335 | 0% | 99.8% | |
| 336 | 0% | 99.8% | |
| 337 | 0.1% | 99.8% | |
| 338 | 0.1% | 99.7% | |
| 339 | 0% | 99.7% | |
| 340 | 0% | 99.6% | |
| 341 | 0% | 99.6% | |
| 342 | 0.2% | 99.6% | |
| 343 | 0% | 99.4% | |
| 344 | 0% | 99.4% | |
| 345 | 0% | 99.4% | |
| 346 | 0% | 99.4% | |
| 347 | 13% | 99.4% | |
| 348 | 0% | 86% | |
| 349 | 0.3% | 86% | |
| 350 | 0.1% | 86% | |
| 351 | 0.1% | 86% | |
| 352 | 0% | 86% | |
| 353 | 0.2% | 86% | |
| 354 | 0% | 86% | |
| 355 | 0.1% | 86% | |
| 356 | 0.1% | 86% | Last Result | 
| 357 | 0.2% | 85% | |
| 358 | 0.3% | 85% | |
| 359 | 9% | 85% | |
| 360 | 0.1% | 76% | |
| 361 | 2% | 76% | |
| 362 | 4% | 74% | |
| 363 | 0.5% | 69% | |
| 364 | 0% | 69% | |
| 365 | 2% | 69% | |
| 366 | 5% | 66% | |
| 367 | 0.2% | 62% | |
| 368 | 3% | 62% | |
| 369 | 0.4% | 58% | |
| 370 | 0.2% | 58% | |
| 371 | 0.2% | 58% | |
| 372 | 7% | 58% | Median | 
| 373 | 14% | 50% | |
| 374 | 0% | 37% | |
| 375 | 0.4% | 37% | |
| 376 | 1.0% | 36% | |
| 377 | 0.1% | 35% | |
| 378 | 0.8% | 35% | |
| 379 | 0.7% | 34% | |
| 380 | 2% | 34% | |
| 381 | 0.1% | 32% | |
| 382 | 1.2% | 32% | |
| 383 | 0.3% | 31% | |
| 384 | 0.1% | 31% | |
| 385 | 1.3% | 30% | |
| 386 | 6% | 29% | |
| 387 | 2% | 23% | |
| 388 | 1.2% | 21% | |
| 389 | 1.5% | 20% | |
| 390 | 0.2% | 18% | |
| 391 | 0% | 18% | |
| 392 | 0.3% | 18% | |
| 393 | 0.1% | 18% | |
| 394 | 0.4% | 18% | |
| 395 | 5% | 18% | |
| 396 | 0.2% | 12% | |
| 397 | 3% | 12% | |
| 398 | 4% | 9% | |
| 399 | 0% | 4% | |
| 400 | 0% | 4% | |
| 401 | 0.8% | 4% | |
| 402 | 0% | 3% | |
| 403 | 0% | 3% | |
| 404 | 0% | 3% | |
| 405 | 0.1% | 3% | |
| 406 | 1.3% | 3% | |
| 407 | 0% | 2% | |
| 408 | 0% | 2% | |
| 409 | 0% | 2% | |
| 410 | 2% | 2% | |
| 411 | 0% | 0.1% | |
| 412 | 0% | 0.1% | |
| 413 | 0% | 0.1% | |
| 414 | 0% | 0.1% | |
| 415 | 0% | 0.1% | |
| 416 | 0% | 0.1% | |
| 417 | 0% | 0.1% | |
| 418 | 0% | 0.1% | |
| 419 | 0% | 0.1% | |
| 420 | 0% | 0.1% | |
| 421 | 0% | 0.1% | |
| 422 | 0% | 0% | 
Conservative Party – Scottish National Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 328 | 0.1% | 100% | |
| 329 | 0% | 99.9% | |
| 330 | 0% | 99.9% | |
| 331 | 0.1% | 99.9% | |
| 332 | 0% | 99.8% | |
| 333 | 0% | 99.8% | |
| 334 | 0% | 99.8% | |
| 335 | 0.1% | 99.8% | |
| 336 | 0% | 99.8% | |
| 337 | 0.1% | 99.7% | |
| 338 | 0% | 99.6% | |
| 339 | 0.2% | 99.6% | |
| 340 | 0% | 99.4% | |
| 341 | 0% | 99.4% | |
| 342 | 0% | 99.4% | |
| 343 | 0.1% | 99.4% | |
| 344 | 0% | 99.3% | |
| 345 | 0% | 99.3% | |
| 346 | 0.1% | 99.3% | |
| 347 | 13% | 99.2% | |
| 348 | 0.1% | 86% | |
| 349 | 0.3% | 86% | |
| 350 | 0% | 86% | |
| 351 | 0.1% | 86% | |
| 352 | 0.2% | 86% | Last Result | 
| 353 | 0.1% | 86% | |
| 354 | 0.3% | 85% | |
| 355 | 0.1% | 85% | |
| 356 | 9% | 85% | |
| 357 | 0.1% | 76% | |
| 358 | 0.1% | 76% | |
| 359 | 3% | 76% | |
| 360 | 0.5% | 73% | |
| 361 | 2% | 73% | |
| 362 | 3% | 71% | |
| 363 | 0.3% | 68% | |
| 364 | 0.1% | 67% | |
| 365 | 4% | 67% | |
| 366 | 5% | 63% | |
| 367 | 0.1% | 58% | |
| 368 | 6% | 58% | |
| 369 | 0.8% | 52% | |
| 370 | 0.1% | 52% | |
| 371 | 1.4% | 51% | |
| 372 | 0.4% | 50% | Median | 
| 373 | 14% | 50% | |
| 374 | 0.1% | 36% | |
| 375 | 0.3% | 36% | |
| 376 | 0.8% | 36% | |
| 377 | 1.0% | 35% | |
| 378 | 0.8% | 34% | |
| 379 | 0.9% | 33% | |
| 380 | 0.7% | 32% | |
| 381 | 1.4% | 32% | |
| 382 | 0.9% | 30% | |
| 383 | 0.4% | 29% | |
| 384 | 0.6% | 29% | |
| 385 | 0.1% | 28% | |
| 386 | 7% | 28% | |
| 387 | 2% | 22% | |
| 388 | 1.0% | 20% | |
| 389 | 0.5% | 19% | |
| 390 | 0.2% | 18% | |
| 391 | 0% | 18% | |
| 392 | 6% | 18% | |
| 393 | 0.3% | 12% | |
| 394 | 1.2% | 12% | |
| 395 | 4% | 11% | |
| 396 | 0% | 7% | |
| 397 | 2% | 7% | |
| 398 | 0% | 4% | |
| 399 | 0.1% | 4% | |
| 400 | 0% | 4% | |
| 401 | 0.8% | 4% | |
| 402 | 0.1% | 3% | |
| 403 | 1.3% | 3% | |
| 404 | 0% | 2% | |
| 405 | 0% | 2% | |
| 406 | 0% | 2% | |
| 407 | 2% | 2% | |
| 408 | 0% | 0.1% | |
| 409 | 0% | 0.1% | |
| 410 | 0% | 0.1% | |
| 411 | 0% | 0.1% | |
| 412 | 0% | 0.1% | |
| 413 | 0% | 0.1% | |
| 414 | 0% | 0.1% | |
| 415 | 0% | 0.1% | |
| 416 | 0% | 0.1% | |
| 417 | 0% | 0.1% | |
| 418 | 0% | 0.1% | |
| 419 | 0% | 0% | 
Conservative Party – Liberal Democrats – Change UK

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 329 | 0% | 100% | Last Result | 
| 330 | 0% | 100% | |
| 331 | 0% | 100% | |
| 332 | 0% | 100% | |
| 333 | 0.1% | 100% | |
| 334 | 0% | 99.9% | |
| 335 | 0% | 99.9% | |
| 336 | 0% | 99.9% | |
| 337 | 0% | 99.9% | |
| 338 | 0% | 99.8% | |
| 339 | 0.1% | 99.8% | |
| 340 | 0% | 99.8% | |
| 341 | 0% | 99.8% | |
| 342 | 0.1% | 99.8% | |
| 343 | 0% | 99.7% | |
| 344 | 0.2% | 99.6% | |
| 345 | 0% | 99.4% | |
| 346 | 0% | 99.4% | |
| 347 | 0.5% | 99.4% | |
| 348 | 0.3% | 98.9% | |
| 349 | 0.1% | 98.6% | |
| 350 | 12% | 98.5% | |
| 351 | 0.1% | 86% | |
| 352 | 0% | 86% | |
| 353 | 0% | 86% | |
| 354 | 0.1% | 86% | |
| 355 | 0.1% | 86% | |
| 356 | 0.1% | 86% | |
| 357 | 0.5% | 86% | |
| 358 | 0% | 85% | |
| 359 | 2% | 85% | |
| 360 | 11% | 83% | |
| 361 | 8% | 71% | |
| 362 | 0.1% | 64% | |
| 363 | 0.6% | 63% | |
| 364 | 0.4% | 63% | |
| 365 | 1.3% | 62% | |
| 366 | 6% | 61% | |
| 367 | 2% | 55% | |
| 368 | 0.2% | 53% | |
| 369 | 1.4% | 53% | |
| 370 | 0.1% | 52% | |
| 371 | 0.6% | 52% | |
| 372 | 1.0% | 51% | Median | 
| 373 | 0.7% | 50% | |
| 374 | 14% | 49% | |
| 375 | 2% | 35% | |
| 376 | 0.1% | 34% | |
| 377 | 1.1% | 34% | |
| 378 | 0.3% | 32% | |
| 379 | 0.9% | 32% | |
| 380 | 2% | 31% | |
| 381 | 0.4% | 29% | |
| 382 | 0.5% | 29% | |
| 383 | 0.3% | 29% | |
| 384 | 2% | 28% | |
| 385 | 6% | 27% | |
| 386 | 5% | 21% | |
| 387 | 1.3% | 15% | |
| 388 | 0.9% | 14% | |
| 389 | 4% | 13% | |
| 390 | 1.0% | 9% | |
| 391 | 3% | 8% | |
| 392 | 0.5% | 5% | |
| 393 | 0.1% | 4% | |
| 394 | 0.3% | 4% | |
| 395 | 0.6% | 4% | |
| 396 | 2% | 3% | |
| 397 | 0% | 2% | |
| 398 | 0% | 2% | |
| 399 | 0% | 2% | |
| 400 | 2% | 2% | |
| 401 | 0% | 0.2% | |
| 402 | 0% | 0.2% | |
| 403 | 0% | 0.1% | |
| 404 | 0% | 0.1% | |
| 405 | 0% | 0.1% | |
| 406 | 0% | 0.1% | |
| 407 | 0% | 0.1% | |
| 408 | 0% | 0.1% | |
| 409 | 0% | 0.1% | |
| 410 | 0% | 0.1% | |
| 411 | 0% | 0.1% | |
| 412 | 0% | 0.1% | |
| 413 | 0% | 0% | 
Conservative Party – Liberal Democrats

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 329 | 0% | 100% | Last Result | 
| 330 | 0% | 100% | |
| 331 | 0% | 100% | |
| 332 | 0% | 100% | |
| 333 | 0.1% | 100% | |
| 334 | 0% | 99.9% | |
| 335 | 0% | 99.9% | |
| 336 | 0% | 99.9% | |
| 337 | 0% | 99.9% | |
| 338 | 0% | 99.8% | |
| 339 | 0.1% | 99.8% | |
| 340 | 0% | 99.8% | |
| 341 | 0% | 99.8% | |
| 342 | 0.1% | 99.8% | |
| 343 | 0% | 99.7% | |
| 344 | 0.2% | 99.6% | |
| 345 | 0% | 99.4% | |
| 346 | 0% | 99.4% | |
| 347 | 0.5% | 99.4% | |
| 348 | 0.3% | 98.9% | |
| 349 | 0.1% | 98.6% | |
| 350 | 12% | 98.5% | |
| 351 | 0.1% | 86% | |
| 352 | 0% | 86% | |
| 353 | 0% | 86% | |
| 354 | 0.1% | 86% | |
| 355 | 0.1% | 86% | |
| 356 | 0.1% | 86% | |
| 357 | 0.5% | 86% | |
| 358 | 0% | 85% | |
| 359 | 2% | 85% | |
| 360 | 11% | 83% | |
| 361 | 8% | 71% | |
| 362 | 0.1% | 64% | |
| 363 | 0.6% | 63% | |
| 364 | 0.4% | 63% | |
| 365 | 1.3% | 62% | |
| 366 | 6% | 61% | |
| 367 | 2% | 55% | |
| 368 | 0.2% | 53% | |
| 369 | 1.4% | 53% | |
| 370 | 0.1% | 52% | |
| 371 | 0.6% | 52% | |
| 372 | 1.0% | 51% | Median | 
| 373 | 0.7% | 50% | |
| 374 | 14% | 49% | |
| 375 | 2% | 35% | |
| 376 | 0.1% | 34% | |
| 377 | 1.1% | 34% | |
| 378 | 0.3% | 32% | |
| 379 | 0.9% | 32% | |
| 380 | 2% | 31% | |
| 381 | 0.4% | 29% | |
| 382 | 0.5% | 29% | |
| 383 | 0.3% | 29% | |
| 384 | 2% | 28% | |
| 385 | 6% | 27% | |
| 386 | 5% | 21% | |
| 387 | 1.3% | 15% | |
| 388 | 0.9% | 14% | |
| 389 | 4% | 13% | |
| 390 | 1.0% | 9% | |
| 391 | 3% | 8% | |
| 392 | 0.5% | 5% | |
| 393 | 0.1% | 4% | |
| 394 | 0.3% | 4% | |
| 395 | 0.6% | 4% | |
| 396 | 2% | 3% | |
| 397 | 0% | 2% | |
| 398 | 0% | 2% | |
| 399 | 0% | 2% | |
| 400 | 2% | 2% | |
| 401 | 0% | 0.2% | |
| 402 | 0% | 0.2% | |
| 403 | 0% | 0.1% | |
| 404 | 0% | 0.1% | |
| 405 | 0% | 0.1% | |
| 406 | 0% | 0.1% | |
| 407 | 0% | 0.1% | |
| 408 | 0% | 0.1% | |
| 409 | 0% | 0.1% | |
| 410 | 0% | 0.1% | |
| 411 | 0% | 0.1% | |
| 412 | 0% | 0.1% | |
| 413 | 0% | 0% | 
Conservative Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 277 | 0% | 100% | |
| 278 | 0.1% | 99.9% | |
| 279 | 0% | 99.8% | |
| 280 | 0% | 99.8% | |
| 281 | 0% | 99.8% | |
| 282 | 0% | 99.8% | |
| 283 | 0% | 99.8% | |
| 284 | 0.1% | 99.8% | |
| 285 | 0% | 99.7% | |
| 286 | 0% | 99.7% | |
| 287 | 0% | 99.6% | |
| 288 | 0.2% | 99.6% | |
| 289 | 0% | 99.5% | |
| 290 | 0% | 99.4% | |
| 291 | 0% | 99.4% | |
| 292 | 0% | 99.4% | |
| 293 | 13% | 99.4% | |
| 294 | 0% | 86% | |
| 295 | 0.1% | 86% | |
| 296 | 0.3% | 86% | |
| 297 | 0.1% | 86% | |
| 298 | 0% | 86% | |
| 299 | 0.1% | 86% | |
| 300 | 0.1% | 86% | |
| 301 | 0% | 86% | |
| 302 | 0.1% | 86% | |
| 303 | 0.3% | 86% | |
| 304 | 0.3% | 85% | |
| 305 | 9% | 85% | |
| 306 | 0% | 76% | |
| 307 | 0.2% | 76% | |
| 308 | 6% | 75% | |
| 309 | 0.5% | 69% | |
| 310 | 0% | 69% | |
| 311 | 2% | 69% | |
| 312 | 5% | 67% | |
| 313 | 0.1% | 62% | |
| 314 | 0% | 62% | |
| 315 | 4% | 62% | |
| 316 | 0.2% | 58% | |
| 317 | 0.2% | 58% | |
| 318 | 2% | 58% | Median | 
| 319 | 19% | 56% | |
| 320 | 0.2% | 37% | |
| 321 | 0.4% | 37% | Last Result | 
| 322 | 1.0% | 36% | |
| 323 | 0% | 35% | |
| 324 | 0.8% | 35% | |
| 325 | 0.7% | 34% | |
| 326 | 0.7% | 34% | Majority | 
| 327 | 0.9% | 33% | |
| 328 | 0.2% | 32% | |
| 329 | 1.2% | 32% | |
| 330 | 0.1% | 31% | |
| 331 | 1.3% | 31% | |
| 332 | 6% | 29% | |
| 333 | 0.5% | 23% | |
| 334 | 1.3% | 23% | |
| 335 | 1.4% | 22% | |
| 336 | 2% | 20% | |
| 337 | 0% | 18% | |
| 338 | 0.3% | 18% | |
| 339 | 0.2% | 18% | |
| 340 | 0.1% | 18% | |
| 341 | 6% | 18% | |
| 342 | 0.2% | 12% | |
| 343 | 0.9% | 12% | |
| 344 | 4% | 11% | |
| 345 | 0% | 7% | |
| 346 | 2% | 7% | |
| 347 | 0.8% | 4% | |
| 348 | 0.1% | 3% | |
| 349 | 0% | 3% | |
| 350 | 0% | 3% | |
| 351 | 0.1% | 3% | |
| 352 | 1.3% | 3% | |
| 353 | 0% | 2% | |
| 354 | 0% | 2% | |
| 355 | 0% | 2% | |
| 356 | 2% | 2% | |
| 357 | 0% | 0.1% | |
| 358 | 0% | 0.1% | |
| 359 | 0% | 0.1% | |
| 360 | 0% | 0.1% | |
| 361 | 0% | 0.1% | |
| 362 | 0% | 0.1% | |
| 363 | 0% | 0.1% | |
| 364 | 0% | 0.1% | |
| 365 | 0% | 0.1% | |
| 366 | 0% | 0.1% | |
| 367 | 0% | 0.1% | |
| 368 | 0% | 0% | 
Conservative Party – Change UK

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 275 | 0.1% | 100% | |
| 276 | 0% | 99.9% | |
| 277 | 0% | 99.9% | |
| 278 | 0% | 99.9% | |
| 279 | 0% | 99.8% | |
| 280 | 0% | 99.8% | |
| 281 | 0.1% | 99.8% | |
| 282 | 0% | 99.8% | |
| 283 | 0% | 99.8% | |
| 284 | 0.1% | 99.7% | |
| 285 | 0.2% | 99.6% | |
| 286 | 0% | 99.5% | |
| 287 | 0% | 99.5% | |
| 288 | 0% | 99.4% | |
| 289 | 0.1% | 99.4% | |
| 290 | 0% | 99.3% | |
| 291 | 0% | 99.3% | |
| 292 | 0.1% | 99.3% | |
| 293 | 13% | 99.2% | |
| 294 | 0.2% | 86% | |
| 295 | 0% | 86% | |
| 296 | 0.3% | 86% | |
| 297 | 0% | 86% | |
| 298 | 0.1% | 86% | |
| 299 | 0.1% | 86% | |
| 300 | 0.3% | 86% | |
| 301 | 0% | 85% | |
| 302 | 9% | 85% | |
| 303 | 0.2% | 76% | |
| 304 | 0% | 76% | |
| 305 | 3% | 76% | |
| 306 | 0.4% | 73% | |
| 307 | 0.2% | 73% | |
| 308 | 5% | 72% | |
| 309 | 0.1% | 68% | |
| 310 | 0.1% | 68% | |
| 311 | 1.1% | 67% | |
| 312 | 8% | 66% | |
| 313 | 0.1% | 58% | |
| 314 | 0.1% | 58% | |
| 315 | 6% | 58% | |
| 316 | 0.3% | 52% | |
| 317 | 1.3% | 51% | Last Result | 
| 318 | 0.4% | 50% | Median | 
| 319 | 14% | 50% | |
| 320 | 0% | 36% | |
| 321 | 0.3% | 36% | |
| 322 | 0.8% | 36% | |
| 323 | 0.1% | 35% | |
| 324 | 2% | 35% | |
| 325 | 0.7% | 33% | |
| 326 | 0.8% | 33% | Majority | 
| 327 | 1.4% | 32% | |
| 328 | 0.1% | 30% | |
| 329 | 1.2% | 30% | |
| 330 | 0.7% | 29% | |
| 331 | 0.1% | 29% | |
| 332 | 7% | 28% | |
| 333 | 0.3% | 22% | |
| 334 | 1.0% | 21% | |
| 335 | 0.4% | 20% | |
| 336 | 2% | 20% | |
| 337 | 0% | 18% | |
| 338 | 6% | 18% | |
| 339 | 0.3% | 12% | |
| 340 | 1.0% | 12% | |
| 341 | 5% | 11% | |
| 342 | 0% | 7% | |
| 343 | 0% | 7% | |
| 344 | 0.1% | 7% | |
| 345 | 0.1% | 7% | |
| 346 | 2% | 7% | |
| 347 | 0.8% | 4% | |
| 348 | 0.1% | 3% | |
| 349 | 1.3% | 3% | |
| 350 | 0% | 2% | |
| 351 | 0% | 2% | |
| 352 | 0% | 2% | |
| 353 | 2% | 2% | |
| 354 | 0% | 0.1% | |
| 355 | 0% | 0.1% | |
| 356 | 0% | 0.1% | |
| 357 | 0% | 0.1% | |
| 358 | 0% | 0.1% | |
| 359 | 0% | 0.1% | |
| 360 | 0% | 0.1% | |
| 361 | 0% | 0.1% | |
| 362 | 0% | 0.1% | |
| 363 | 0% | 0.1% | |
| 364 | 0% | 0.1% | |
| 365 | 0% | 0% | 
Conservative Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 275 | 0.1% | 100% | |
| 276 | 0% | 99.9% | |
| 277 | 0% | 99.9% | |
| 278 | 0% | 99.9% | |
| 279 | 0% | 99.8% | |
| 280 | 0% | 99.8% | |
| 281 | 0.1% | 99.8% | |
| 282 | 0% | 99.8% | |
| 283 | 0% | 99.8% | |
| 284 | 0.1% | 99.7% | |
| 285 | 0.2% | 99.6% | |
| 286 | 0% | 99.5% | |
| 287 | 0% | 99.5% | |
| 288 | 0% | 99.4% | |
| 289 | 0.1% | 99.4% | |
| 290 | 0% | 99.3% | |
| 291 | 0% | 99.3% | |
| 292 | 0.1% | 99.3% | |
| 293 | 13% | 99.2% | |
| 294 | 0.2% | 86% | |
| 295 | 0% | 86% | |
| 296 | 0.3% | 86% | |
| 297 | 0% | 86% | |
| 298 | 0.1% | 86% | |
| 299 | 0.1% | 86% | |
| 300 | 0.3% | 86% | |
| 301 | 0% | 85% | |
| 302 | 9% | 85% | |
| 303 | 0.2% | 76% | |
| 304 | 0% | 76% | |
| 305 | 3% | 76% | |
| 306 | 0.4% | 73% | |
| 307 | 0.2% | 73% | |
| 308 | 5% | 72% | |
| 309 | 0.1% | 68% | |
| 310 | 0.1% | 68% | |
| 311 | 1.1% | 67% | |
| 312 | 8% | 66% | |
| 313 | 0.1% | 58% | |
| 314 | 0.1% | 58% | |
| 315 | 6% | 58% | |
| 316 | 0.3% | 52% | |
| 317 | 1.3% | 51% | Last Result | 
| 318 | 0.4% | 50% | Median | 
| 319 | 14% | 50% | |
| 320 | 0% | 36% | |
| 321 | 0.3% | 36% | |
| 322 | 0.8% | 36% | |
| 323 | 0.1% | 35% | |
| 324 | 2% | 35% | |
| 325 | 0.7% | 33% | |
| 326 | 0.8% | 33% | Majority | 
| 327 | 1.4% | 32% | |
| 328 | 0.1% | 30% | |
| 329 | 1.2% | 30% | |
| 330 | 0.7% | 29% | |
| 331 | 0.1% | 29% | |
| 332 | 7% | 28% | |
| 333 | 0.3% | 22% | |
| 334 | 1.0% | 21% | |
| 335 | 0.4% | 20% | |
| 336 | 2% | 20% | |
| 337 | 0% | 18% | |
| 338 | 6% | 18% | |
| 339 | 0.3% | 12% | |
| 340 | 1.0% | 12% | |
| 341 | 5% | 11% | |
| 342 | 0% | 7% | |
| 343 | 0% | 7% | |
| 344 | 0.1% | 7% | |
| 345 | 0.1% | 7% | |
| 346 | 2% | 7% | |
| 347 | 0.8% | 4% | |
| 348 | 0.1% | 3% | |
| 349 | 1.3% | 3% | |
| 350 | 0% | 2% | |
| 351 | 0% | 2% | |
| 352 | 0% | 2% | |
| 353 | 2% | 2% | |
| 354 | 0% | 0.1% | |
| 355 | 0% | 0.1% | |
| 356 | 0% | 0.1% | |
| 357 | 0% | 0.1% | |
| 358 | 0% | 0.1% | |
| 359 | 0% | 0.1% | |
| 360 | 0% | 0.1% | |
| 361 | 0% | 0.1% | |
| 362 | 0% | 0.1% | |
| 363 | 0% | 0.1% | |
| 364 | 0% | 0.1% | |
| 365 | 0% | 0% | 
Labour Party – Liberal Democrats – Scottish National Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 228 | 0% | 100% | |
| 229 | 0% | 99.9% | |
| 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% | 99.9% | |
| 237 | 0% | 99.9% | |
| 238 | 0% | 99.9% | |
| 239 | 0% | 99.9% | |
| 240 | 0% | 99.9% | |
| 241 | 0.1% | 99.9% | |
| 242 | 0% | 99.8% | |
| 243 | 0% | 99.7% | |
| 244 | 2% | 99.7% | |
| 245 | 0.1% | 98% | |
| 246 | 0% | 98% | |
| 247 | 0.6% | 98% | |
| 248 | 0.2% | 97% | |
| 249 | 1.1% | 97% | |
| 250 | 0.1% | 96% | |
| 251 | 0% | 96% | |
| 252 | 0% | 96% | |
| 253 | 1.4% | 96% | |
| 254 | 3% | 95% | |
| 255 | 1.0% | 92% | |
| 256 | 0% | 91% | |
| 257 | 0.1% | 91% | |
| 258 | 11% | 91% | |
| 259 | 1.1% | 80% | |
| 260 | 1.3% | 79% | |
| 261 | 0% | 78% | |
| 262 | 0.9% | 78% | |
| 263 | 6% | 77% | |
| 264 | 0.2% | 71% | |
| 265 | 0.1% | 71% | |
| 266 | 0.6% | 71% | |
| 267 | 0.1% | 70% | |
| 268 | 0.7% | 70% | |
| 269 | 0% | 69% | |
| 270 | 0.5% | 69% | |
| 271 | 1.2% | 69% | |
| 272 | 0.2% | 68% | |
| 273 | 0.4% | 67% | |
| 274 | 2% | 67% | |
| 275 | 0.7% | 65% | |
| 276 | 0.8% | 64% | |
| 277 | 1.4% | 63% | |
| 278 | 6% | 62% | |
| 279 | 0% | 56% | |
| 280 | 0.3% | 56% | |
| 281 | 0.4% | 56% | |
| 282 | 0.1% | 55% | |
| 283 | 2% | 55% | |
| 284 | 0.8% | 53% | |
| 285 | 2% | 53% | Median | 
| 286 | 0.1% | 50% | |
| 287 | 2% | 50% | |
| 288 | 0.2% | 48% | |
| 289 | 0.1% | 48% | |
| 290 | 0.1% | 48% | |
| 291 | 6% | 48% | |
| 292 | 8% | 42% | |
| 293 | 0.3% | 34% | |
| 294 | 0% | 33% | |
| 295 | 13% | 33% | |
| 296 | 0% | 20% | |
| 297 | 2% | 20% | |
| 298 | 0% | 18% | |
| 299 | 0.1% | 18% | |
| 300 | 13% | 18% | |
| 301 | 1.5% | 5% | |
| 302 | 0.1% | 4% | |
| 303 | 0.4% | 4% | |
| 304 | 1.2% | 3% | |
| 305 | 0.3% | 2% | |
| 306 | 0% | 2% | |
| 307 | 0.1% | 2% | |
| 308 | 0.1% | 2% | |
| 309 | 0% | 1.4% | |
| 310 | 0.1% | 1.4% | |
| 311 | 0% | 1.3% | |
| 312 | 0.6% | 1.3% | |
| 313 | 0% | 0.7% | Last Result | 
| 314 | 0% | 0.7% | |
| 315 | 0% | 0.7% | |
| 316 | 0.1% | 0.7% | |
| 317 | 0% | 0.6% | |
| 318 | 0.2% | 0.6% | |
| 319 | 0.2% | 0.5% | |
| 320 | 0% | 0.3% | |
| 321 | 0% | 0.3% | |
| 322 | 0.1% | 0.3% | |
| 323 | 0% | 0.2% | |
| 324 | 0% | 0.2% | |
| 325 | 0% | 0.1% | |
| 326 | 0% | 0.1% | Majority | 
| 327 | 0.1% | 0.1% | |
| 328 | 0% | 0.1% | |
| 329 | 0% | 0% | 
Labour Party – Liberal Democrats – Scottish National Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 228 | 0% | 100% | |
| 229 | 0% | 99.9% | |
| 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% | 99.9% | |
| 237 | 0.1% | 99.9% | |
| 238 | 0% | 99.8% | |
| 239 | 0% | 99.8% | |
| 240 | 0% | 99.7% | |
| 241 | 2% | 99.7% | |
| 242 | 0.1% | 98% | |
| 243 | 0% | 98% | |
| 244 | 0% | 98% | |
| 245 | 0.2% | 98% | |
| 246 | 0.9% | 98% | |
| 247 | 0.6% | 97% | |
| 248 | 0% | 96% | |
| 249 | 0.3% | 96% | |
| 250 | 1.4% | 96% | |
| 251 | 0.1% | 95% | |
| 252 | 0.1% | 95% | |
| 253 | 0% | 94% | |
| 254 | 3% | 94% | |
| 255 | 6% | 92% | |
| 256 | 1.0% | 86% | |
| 257 | 0.1% | 85% | |
| 258 | 5% | 84% | |
| 259 | 1.1% | 79% | |
| 260 | 5% | 78% | |
| 261 | 0% | 73% | |
| 262 | 0.9% | 73% | |
| 263 | 2% | 72% | |
| 264 | 0.2% | 71% | |
| 265 | 0.3% | 70% | |
| 266 | 0.8% | 70% | |
| 267 | 0.1% | 69% | |
| 268 | 1.5% | 69% | |
| 269 | 0.1% | 68% | |
| 270 | 0.3% | 68% | |
| 271 | 1.3% | 67% | |
| 272 | 0.2% | 66% | |
| 273 | 0.3% | 66% | |
| 274 | 1.1% | 66% | |
| 275 | 2% | 64% | |
| 276 | 2% | 63% | |
| 277 | 0% | 60% | |
| 278 | 5% | 60% | |
| 279 | 0.2% | 55% | |
| 280 | 0.3% | 55% | |
| 281 | 0.5% | 55% | |
| 282 | 2% | 54% | |
| 283 | 2% | 52% | |
| 284 | 0.1% | 51% | |
| 285 | 0.5% | 50% | Median | 
| 286 | 0.1% | 50% | |
| 287 | 8% | 50% | |
| 288 | 0.1% | 42% | |
| 289 | 8% | 42% | |
| 290 | 0.2% | 34% | |
| 291 | 0% | 34% | |
| 292 | 0.1% | 34% | |
| 293 | 0.1% | 33% | |
| 294 | 2% | 33% | |
| 295 | 13% | 31% | |
| 296 | 0.2% | 18% | |
| 297 | 0% | 18% | |
| 298 | 1.3% | 18% | |
| 299 | 0% | 16% | |
| 300 | 12% | 16% | |
| 301 | 1.3% | 4% | |
| 302 | 0.4% | 2% | |
| 303 | 0.4% | 2% | |
| 304 | 0.1% | 2% | |
| 305 | 0% | 2% | |
| 306 | 0.1% | 2% | |
| 307 | 0% | 1.5% | |
| 308 | 0.1% | 1.4% | |
| 309 | 0% | 1.3% | Last Result | 
| 310 | 0% | 1.3% | |
| 311 | 0% | 1.3% | |
| 312 | 0.6% | 1.3% | |
| 313 | 0% | 0.6% | |
| 314 | 0% | 0.6% | |
| 315 | 0.2% | 0.6% | |
| 316 | 0% | 0.5% | |
| 317 | 0% | 0.5% | |
| 318 | 0% | 0.5% | |
| 319 | 0.3% | 0.5% | |
| 320 | 0% | 0.2% | |
| 321 | 0% | 0.2% | |
| 322 | 0% | 0.2% | |
| 323 | 0% | 0.2% | |
| 324 | 0.1% | 0.1% | |
| 325 | 0% | 0.1% | |
| 326 | 0% | 0.1% | Majority | 
| 327 | 0% | 0.1% | |
| 328 | 0% | 0.1% | |
| 329 | 0% | 0% | 
Labour Party – Liberal Democrats – 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% | 99.9% | |
| 183 | 0% | 99.9% | |
| 184 | 0% | 99.9% | |
| 185 | 0% | 99.9% | |
| 186 | 0% | 99.9% | |
| 187 | 0.1% | 99.9% | |
| 188 | 0% | 99.8% | |
| 189 | 0% | 99.7% | |
| 190 | 2% | 99.7% | |
| 191 | 0.1% | 98% | |
| 192 | 0% | 98% | |
| 193 | 0.6% | 98% | |
| 194 | 0.2% | 97% | |
| 195 | 0% | 97% | |
| 196 | 1.1% | 97% | |
| 197 | 0% | 96% | |
| 198 | 0% | 96% | |
| 199 | 1.4% | 96% | |
| 200 | 0.2% | 95% | |
| 201 | 0.9% | 94% | |
| 202 | 0.1% | 94% | |
| 203 | 2% | 94% | |
| 204 | 11% | 91% | |
| 205 | 1.1% | 80% | |
| 206 | 1.3% | 79% | |
| 207 | 0% | 78% | |
| 208 | 0.1% | 78% | |
| 209 | 5% | 78% | |
| 210 | 0.2% | 72% | |
| 211 | 0.1% | 72% | |
| 212 | 2% | 72% | |
| 213 | 0.1% | 70% | |
| 214 | 0.8% | 70% | |
| 215 | 0.1% | 69% | |
| 216 | 0.5% | 69% | |
| 217 | 1.1% | 69% | |
| 218 | 0.2% | 68% | |
| 219 | 0.4% | 67% | |
| 220 | 2% | 67% | |
| 221 | 0.4% | 65% | |
| 222 | 0.8% | 65% | |
| 223 | 1.4% | 64% | |
| 224 | 5% | 62% | |
| 225 | 1.4% | 57% | |
| 226 | 0.3% | 56% | |
| 227 | 0.4% | 56% | |
| 228 | 0% | 55% | |
| 229 | 2% | 55% | |
| 230 | 0.8% | 53% | |
| 231 | 0.5% | 53% | Median | 
| 232 | 2% | 52% | |
| 233 | 0.1% | 50% | |
| 234 | 2% | 50% | |
| 235 | 0.2% | 48% | |
| 236 | 0.1% | 48% | |
| 237 | 0.1% | 48% | |
| 238 | 14% | 48% | |
| 239 | 0.1% | 34% | |
| 240 | 0.3% | 34% | |
| 241 | 13% | 33% | |
| 242 | 0.1% | 20% | |
| 243 | 2% | 20% | |
| 244 | 0% | 18% | |
| 245 | 0% | 18% | |
| 246 | 13% | 18% | |
| 247 | 1.3% | 5% | |
| 248 | 0.2% | 4% | |
| 249 | 0.4% | 4% | |
| 250 | 1.1% | 3% | |
| 251 | 0.4% | 2% | |
| 252 | 0% | 2% | |
| 253 | 0.1% | 2% | |
| 254 | 0% | 2% | |
| 255 | 0.1% | 2% | |
| 256 | 0% | 1.4% | |
| 257 | 0.1% | 1.4% | |
| 258 | 0.6% | 1.3% | |
| 259 | 0% | 0.7% | |
| 260 | 0% | 0.7% | |
| 261 | 0% | 0.7% | |
| 262 | 0% | 0.7% | |
| 263 | 0.1% | 0.7% | |
| 264 | 0.2% | 0.6% | |
| 265 | 0% | 0.5% | |
| 266 | 0.2% | 0.5% | |
| 267 | 0% | 0.3% | |
| 268 | 0.1% | 0.3% | |
| 269 | 0% | 0.2% | |
| 270 | 0% | 0.2% | |
| 271 | 0% | 0.2% | |
| 272 | 0% | 0.1% | |
| 273 | 0% | 0.1% | |
| 274 | 0.1% | 0.1% | |
| 275 | 0% | 0% | |
| 276 | 0% | 0% | |
| 277 | 0% | 0% | |
| 278 | 0% | 0% | Last Result | 
Labour Party – Liberal Democrats – Change UK

| 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% | 99.9% | |
| 183 | 0.1% | 99.9% | |
| 184 | 0% | 99.8% | |
| 185 | 0% | 99.8% | |
| 186 | 0% | 99.7% | |
| 187 | 2% | 99.7% | |
| 188 | 0.1% | 98% | |
| 189 | 0% | 98% | |
| 190 | 0% | 98% | |
| 191 | 0.3% | 98% | |
| 192 | 0.1% | 98% | |
| 193 | 1.4% | 98% | |
| 194 | 0% | 96% | |
| 195 | 0% | 96% | |
| 196 | 2% | 96% | |
| 197 | 0.1% | 95% | |
| 198 | 0.1% | 95% | |
| 199 | 0% | 94% | |
| 200 | 0.1% | 94% | |
| 201 | 6% | 94% | |
| 202 | 1.1% | 88% | |
| 203 | 2% | 87% | |
| 204 | 5% | 84% | |
| 205 | 1.1% | 79% | |
| 206 | 5% | 78% | |
| 207 | 0% | 73% | |
| 208 | 0% | 73% | |
| 209 | 1.0% | 73% | |
| 210 | 0.3% | 72% | |
| 211 | 0.3% | 72% | |
| 212 | 2% | 72% | |
| 213 | 0.1% | 69% | |
| 214 | 1.5% | 69% | |
| 215 | 0.1% | 68% | |
| 216 | 0.3% | 68% | |
| 217 | 1.2% | 67% | |
| 218 | 0.2% | 66% | |
| 219 | 0.4% | 66% | |
| 220 | 1.1% | 66% | |
| 221 | 0.5% | 65% | |
| 222 | 4% | 64% | |
| 223 | 0% | 61% | |
| 224 | 5% | 61% | |
| 225 | 0% | 55% | |
| 226 | 0.3% | 55% | |
| 227 | 0.4% | 55% | |
| 228 | 0.2% | 55% | |
| 229 | 4% | 54% | |
| 230 | 0.1% | 51% | |
| 231 | 0.5% | 51% | Median | 
| 232 | 0.2% | 50% | |
| 233 | 0.1% | 50% | |
| 234 | 8% | 50% | |
| 235 | 8% | 42% | |
| 236 | 0.2% | 34% | |
| 237 | 0.1% | 34% | |
| 238 | 0.1% | 34% | |
| 239 | 0.1% | 34% | |
| 240 | 2% | 33% | |
| 241 | 13% | 31% | |
| 242 | 0.3% | 18% | |
| 243 | 0% | 18% | |
| 244 | 1.3% | 18% | |
| 245 | 0% | 16% | |
| 246 | 12% | 16% | |
| 247 | 1.1% | 4% | |
| 248 | 0.5% | 3% | |
| 249 | 0.4% | 2% | |
| 250 | 0.1% | 2% | |
| 251 | 0% | 2% | |
| 252 | 0% | 2% | |
| 253 | 0.1% | 2% | |
| 254 | 0% | 1.5% | |
| 255 | 0.1% | 1.4% | |
| 256 | 0% | 1.3% | |
| 257 | 0% | 1.3% | |
| 258 | 0.6% | 1.3% | |
| 259 | 0.1% | 0.7% | |
| 260 | 0% | 0.6% | |
| 261 | 0.2% | 0.6% | |
| 262 | 0% | 0.5% | |
| 263 | 0% | 0.5% | |
| 264 | 0% | 0.5% | |
| 265 | 0.1% | 0.5% | |
| 266 | 0.2% | 0.4% | |
| 267 | 0% | 0.2% | |
| 268 | 0% | 0.2% | |
| 269 | 0% | 0.2% | |
| 270 | 0% | 0.2% | |
| 271 | 0.1% | 0.2% | |
| 272 | 0% | 0.1% | |
| 273 | 0% | 0.1% | |
| 274 | 0% | 0.1% | Last Result | 
| 275 | 0% | 0% | 
Labour Party – Liberal Democrats

| 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% | 99.9% | |
| 183 | 0.1% | 99.9% | |
| 184 | 0% | 99.8% | |
| 185 | 0% | 99.8% | |
| 186 | 0% | 99.7% | |
| 187 | 2% | 99.7% | |
| 188 | 0.1% | 98% | |
| 189 | 0% | 98% | |
| 190 | 0% | 98% | |
| 191 | 0.3% | 98% | |
| 192 | 0.1% | 98% | |
| 193 | 1.4% | 98% | |
| 194 | 0% | 96% | |
| 195 | 0% | 96% | |
| 196 | 2% | 96% | |
| 197 | 0.1% | 95% | |
| 198 | 0.1% | 95% | |
| 199 | 0% | 94% | |
| 200 | 0.1% | 94% | |
| 201 | 6% | 94% | |
| 202 | 1.1% | 88% | |
| 203 | 2% | 87% | |
| 204 | 5% | 84% | |
| 205 | 1.1% | 79% | |
| 206 | 5% | 78% | |
| 207 | 0% | 73% | |
| 208 | 0% | 73% | |
| 209 | 1.0% | 73% | |
| 210 | 0.3% | 72% | |
| 211 | 0.3% | 72% | |
| 212 | 2% | 72% | |
| 213 | 0.1% | 69% | |
| 214 | 1.5% | 69% | |
| 215 | 0.1% | 68% | |
| 216 | 0.3% | 68% | |
| 217 | 1.2% | 67% | |
| 218 | 0.2% | 66% | |
| 219 | 0.4% | 66% | |
| 220 | 1.1% | 66% | |
| 221 | 0.5% | 65% | |
| 222 | 4% | 64% | |
| 223 | 0% | 61% | |
| 224 | 5% | 61% | |
| 225 | 0% | 55% | |
| 226 | 0.3% | 55% | |
| 227 | 0.4% | 55% | |
| 228 | 0.2% | 55% | |
| 229 | 4% | 54% | |
| 230 | 0.1% | 51% | |
| 231 | 0.5% | 51% | Median | 
| 232 | 0.2% | 50% | |
| 233 | 0.1% | 50% | |
| 234 | 8% | 50% | |
| 235 | 8% | 42% | |
| 236 | 0.2% | 34% | |
| 237 | 0.1% | 34% | |
| 238 | 0.1% | 34% | |
| 239 | 0.1% | 34% | |
| 240 | 2% | 33% | |
| 241 | 13% | 31% | |
| 242 | 0.3% | 18% | |
| 243 | 0% | 18% | |
| 244 | 1.3% | 18% | |
| 245 | 0% | 16% | |
| 246 | 12% | 16% | |
| 247 | 1.1% | 4% | |
| 248 | 0.5% | 3% | |
| 249 | 0.4% | 2% | |
| 250 | 0.1% | 2% | |
| 251 | 0% | 2% | |
| 252 | 0% | 2% | |
| 253 | 0.1% | 2% | |
| 254 | 0% | 1.5% | |
| 255 | 0.1% | 1.4% | |
| 256 | 0% | 1.3% | |
| 257 | 0% | 1.3% | |
| 258 | 0.6% | 1.3% | |
| 259 | 0.1% | 0.7% | |
| 260 | 0% | 0.6% | |
| 261 | 0.2% | 0.6% | |
| 262 | 0% | 0.5% | |
| 263 | 0% | 0.5% | |
| 264 | 0% | 0.5% | |
| 265 | 0.1% | 0.5% | |
| 266 | 0.2% | 0.4% | |
| 267 | 0% | 0.2% | |
| 268 | 0% | 0.2% | |
| 269 | 0% | 0.2% | |
| 270 | 0% | 0.2% | |
| 271 | 0.1% | 0.2% | |
| 272 | 0% | 0.1% | |
| 273 | 0% | 0.1% | |
| 274 | 0% | 0.1% | Last Result | 
| 275 | 0% | 0% | 
Labour Party – Scottish National Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 179 | 0% | 100% | |
| 180 | 0% | 99.9% | |
| 181 | 0% | 99.9% | |
| 182 | 0% | 99.9% | |
| 183 | 0% | 99.9% | |
| 184 | 0% | 99.9% | |
| 185 | 0% | 99.9% | |
| 186 | 0% | 99.9% | |
| 187 | 0% | 99.9% | |
| 188 | 0% | 99.9% | |
| 189 | 0% | 99.9% | |
| 190 | 0% | 99.9% | |
| 191 | 0% | 99.8% | |
| 192 | 0% | 99.8% | |
| 193 | 0.1% | 99.8% | |
| 194 | 0% | 99.7% | |
| 195 | 0% | 99.7% | |
| 196 | 0.1% | 99.6% | |
| 197 | 2% | 99.6% | |
| 198 | 0.1% | 98% | |
| 199 | 0.7% | 98% | |
| 200 | 0.2% | 97% | |
| 201 | 0.8% | 97% | |
| 202 | 0.1% | 96% | |
| 203 | 0% | 96% | |
| 204 | 0% | 96% | |
| 205 | 6% | 96% | |
| 206 | 2% | 90% | |
| 207 | 0.8% | 88% | |
| 208 | 0% | 87% | |
| 209 | 3% | 87% | |
| 210 | 6% | 84% | |
| 211 | 0.8% | 79% | |
| 212 | 1.1% | 78% | |
| 213 | 0.4% | 77% | |
| 214 | 2% | 77% | |
| 215 | 6% | 74% | |
| 216 | 2% | 68% | |
| 217 | 0.5% | 66% | |
| 218 | 0.6% | 65% | |
| 219 | 0.2% | 65% | |
| 220 | 0.4% | 65% | |
| 221 | 0.2% | 64% | |
| 222 | 0.2% | 64% | |
| 223 | 0.6% | 64% | |
| 224 | 3% | 63% | |
| 225 | 0.7% | 60% | |
| 226 | 0.4% | 60% | |
| 227 | 0.5% | 59% | |
| 228 | 0.2% | 59% | |
| 229 | 5% | 59% | |
| 230 | 1.4% | 54% | |
| 231 | 0.2% | 53% | Median | 
| 232 | 0.5% | 52% | |
| 233 | 0.2% | 52% | |
| 234 | 10% | 52% | |
| 235 | 0% | 42% | |
| 236 | 0.1% | 42% | |
| 237 | 2% | 42% | |
| 238 | 0.2% | 40% | |
| 239 | 0% | 39% | |
| 240 | 19% | 39% | |
| 241 | 0.1% | 20% | |
| 242 | 1.3% | 20% | |
| 243 | 15% | 19% | |
| 244 | 0.1% | 4% | |
| 245 | 0.1% | 4% | |
| 246 | 0.1% | 4% | |
| 247 | 2% | 4% | |
| 248 | 0% | 2% | |
| 249 | 0.1% | 2% | |
| 250 | 0.6% | 2% | |
| 251 | 0% | 1.5% | |
| 252 | 0.1% | 1.4% | |
| 253 | 0% | 1.3% | |
| 254 | 0.1% | 1.3% | |
| 255 | 0% | 1.2% | |
| 256 | 0% | 1.2% | |
| 257 | 0% | 1.2% | |
| 258 | 0.5% | 1.1% | |
| 259 | 0.2% | 0.6% | |
| 260 | 0% | 0.5% | |
| 261 | 0% | 0.5% | |
| 262 | 0% | 0.5% | |
| 263 | 0.1% | 0.4% | |
| 264 | 0% | 0.4% | |
| 265 | 0% | 0.4% | |
| 266 | 0% | 0.3% | |
| 267 | 0.2% | 0.3% | |
| 268 | 0% | 0.1% | |
| 269 | 0.1% | 0.1% | |
| 270 | 0% | 0.1% | |
| 271 | 0% | 0% | |
| 272 | 0% | 0% | |
| 273 | 0% | 0% | |
| 274 | 0% | 0% | |
| 275 | 0% | 0% | |
| 276 | 0% | 0% | |
| 277 | 0% | 0% | |
| 278 | 0% | 0% | |
| 279 | 0% | 0% | |
| 280 | 0% | 0% | |
| 281 | 0% | 0% | |
| 282 | 0% | 0% | |
| 283 | 0% | 0% | |
| 284 | 0% | 0% | |
| 285 | 0% | 0% | |
| 286 | 0% | 0% | |
| 287 | 0% | 0% | |
| 288 | 0% | 0% | |
| 289 | 0% | 0% | |
| 290 | 0% | 0% | |
| 291 | 0% | 0% | |
| 292 | 0% | 0% | |
| 293 | 0% | 0% | |
| 294 | 0% | 0% | |
| 295 | 0% | 0% | |
| 296 | 0% | 0% | |
| 297 | 0% | 0% | |
| 298 | 0% | 0% | |
| 299 | 0% | 0% | |
| 300 | 0% | 0% | |
| 301 | 0% | 0% | Last Result | 
Labour Party – Scottish National Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 179 | 0% | 100% | |
| 180 | 0% | 99.9% | |
| 181 | 0% | 99.9% | |
| 182 | 0% | 99.9% | |
| 183 | 0% | 99.9% | |
| 184 | 0% | 99.9% | |
| 185 | 0% | 99.9% | |
| 186 | 0% | 99.9% | |
| 187 | 0% | 99.9% | |
| 188 | 0% | 99.9% | |
| 189 | 0.1% | 99.9% | |
| 190 | 0% | 99.7% | |
| 191 | 0% | 99.7% | |
| 192 | 0% | 99.7% | |
| 193 | 0.1% | 99.7% | |
| 194 | 2% | 99.6% | |
| 195 | 0% | 98% | |
| 196 | 0.1% | 98% | |
| 197 | 0.3% | 98% | |
| 198 | 0.9% | 97% | |
| 199 | 0.6% | 97% | |
| 200 | 0% | 96% | |
| 201 | 0% | 96% | |
| 202 | 0.1% | 96% | |
| 203 | 2% | 96% | |
| 204 | 0% | 94% | |
| 205 | 6% | 94% | |
| 206 | 1.0% | 89% | |
| 207 | 6% | 88% | |
| 208 | 1.1% | 81% | |
| 209 | 3% | 80% | |
| 210 | 0.1% | 78% | |
| 211 | 1.0% | 78% | |
| 212 | 4% | 77% | |
| 213 | 3% | 72% | |
| 214 | 0.9% | 69% | |
| 215 | 2% | 68% | |
| 216 | 0.9% | 67% | |
| 217 | 0.7% | 66% | |
| 218 | 0.6% | 65% | |
| 219 | 0.1% | 64% | |
| 220 | 0.2% | 64% | |
| 221 | 1.4% | 64% | |
| 222 | 0.5% | 62% | |
| 223 | 1.0% | 62% | |
| 224 | 2% | 61% | |
| 225 | 0.4% | 59% | |
| 226 | 0.1% | 59% | |
| 227 | 2% | 59% | |
| 228 | 0% | 57% | |
| 229 | 5% | 57% | |
| 230 | 0.1% | 52% | |
| 231 | 8% | 52% | Median | 
| 232 | 0.4% | 44% | |
| 233 | 0.1% | 44% | |
| 234 | 4% | 43% | |
| 235 | 0.1% | 40% | |
| 236 | 6% | 39% | |
| 237 | 0.1% | 34% | |
| 238 | 0.1% | 34% | |
| 239 | 1.2% | 33% | |
| 240 | 16% | 32% | |
| 241 | 0% | 16% | |
| 242 | 0.1% | 16% | |
| 243 | 12% | 16% | |
| 244 | 1.1% | 4% | |
| 245 | 0% | 3% | |
| 246 | 0.1% | 3% | |
| 247 | 0.7% | 3% | |
| 248 | 0.1% | 2% | |
| 249 | 0% | 2% | |
| 250 | 0.3% | 2% | |
| 251 | 0% | 1.3% | |
| 252 | 0% | 1.3% | |
| 253 | 0% | 1.3% | |
| 254 | 0.2% | 1.3% | |
| 255 | 0% | 1.1% | |
| 256 | 0.2% | 1.1% | |
| 257 | 0% | 0.9% | |
| 258 | 0.5% | 0.9% | |
| 259 | 0% | 0.5% | |
| 260 | 0.1% | 0.5% | |
| 261 | 0% | 0.4% | |
| 262 | 0% | 0.4% | |
| 263 | 0% | 0.4% | |
| 264 | 0% | 0.3% | |
| 265 | 0% | 0.3% | |
| 266 | 0.1% | 0.3% | |
| 267 | 0.2% | 0.3% | |
| 268 | 0% | 0.1% | |
| 269 | 0% | 0.1% | |
| 270 | 0% | 0.1% | |
| 271 | 0% | 0% | |
| 272 | 0% | 0% | |
| 273 | 0% | 0% | |
| 274 | 0% | 0% | |
| 275 | 0% | 0% | |
| 276 | 0% | 0% | |
| 277 | 0% | 0% | |
| 278 | 0% | 0% | |
| 279 | 0% | 0% | |
| 280 | 0% | 0% | |
| 281 | 0% | 0% | |
| 282 | 0% | 0% | |
| 283 | 0% | 0% | |
| 284 | 0% | 0% | |
| 285 | 0% | 0% | |
| 286 | 0% | 0% | |
| 287 | 0% | 0% | |
| 288 | 0% | 0% | |
| 289 | 0% | 0% | |
| 290 | 0% | 0% | |
| 291 | 0% | 0% | |
| 292 | 0% | 0% | |
| 293 | 0% | 0% | |
| 294 | 0% | 0% | |
| 295 | 0% | 0% | |
| 296 | 0% | 0% | |
| 297 | 0% | 0% | Last Result | 
Labour Party – Plaid Cymru

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 127 | 0% | 100% | |
| 128 | 0% | 99.9% | |
| 129 | 0% | 99.9% | |
| 130 | 0% | 99.9% | |
| 131 | 0% | 99.9% | |
| 132 | 0% | 99.9% | |
| 133 | 0% | 99.9% | |
| 134 | 0% | 99.9% | |
| 135 | 0% | 99.9% | |
| 136 | 0% | 99.9% | |
| 137 | 0% | 99.8% | |
| 138 | 0% | 99.8% | |
| 139 | 0.1% | 99.8% | |
| 140 | 0% | 99.7% | |
| 141 | 0% | 99.7% | |
| 142 | 0.1% | 99.7% | |
| 143 | 2% | 99.6% | |
| 144 | 0.1% | 98% | |
| 145 | 0.7% | 98% | |
| 146 | 0.2% | 97% | |
| 147 | 0% | 97% | |
| 148 | 0.9% | 97% | |
| 149 | 0% | 96% | |
| 150 | 0% | 96% | |
| 151 | 5% | 96% | |
| 152 | 3% | 91% | |
| 153 | 0.8% | 88% | |
| 154 | 0.1% | 87% | |
| 155 | 0.2% | 87% | |
| 156 | 6% | 87% | |
| 157 | 0.8% | 81% | |
| 158 | 4% | 81% | |
| 159 | 0.4% | 77% | |
| 160 | 1.3% | 77% | |
| 161 | 6% | 75% | |
| 162 | 2% | 70% | |
| 163 | 0.5% | 67% | |
| 164 | 2% | 67% | |
| 165 | 0.2% | 65% | |
| 166 | 0.5% | 65% | |
| 167 | 0.2% | 64% | |
| 168 | 0% | 64% | |
| 169 | 0.7% | 64% | |
| 170 | 3% | 63% | |
| 171 | 0.9% | 61% | |
| 172 | 0.3% | 60% | |
| 173 | 0.3% | 59% | |
| 174 | 0.2% | 59% | |
| 175 | 5% | 59% | |
| 176 | 0.4% | 54% | |
| 177 | 1.4% | 54% | Median | 
| 178 | 0.5% | 52% | |
| 179 | 0.1% | 52% | |
| 180 | 8% | 52% | |
| 181 | 2% | 44% | |
| 182 | 0.1% | 42% | |
| 183 | 0.1% | 42% | |
| 184 | 2% | 42% | |
| 185 | 0.1% | 39% | |
| 186 | 14% | 39% | |
| 187 | 6% | 26% | |
| 188 | 1.3% | 20% | |
| 189 | 15% | 19% | |
| 190 | 0% | 4% | |
| 191 | 0.1% | 4% | |
| 192 | 0.1% | 4% | |
| 193 | 2% | 4% | |
| 194 | 0% | 2% | |
| 195 | 0.1% | 2% | |
| 196 | 0.3% | 2% | |
| 197 | 0.3% | 2% | |
| 198 | 0% | 1.4% | |
| 199 | 0.1% | 1.4% | |
| 200 | 0.1% | 1.3% | |
| 201 | 0% | 1.2% | |
| 202 | 0% | 1.2% | |
| 203 | 0% | 1.2% | |
| 204 | 0.5% | 1.2% | |
| 205 | 0.2% | 0.7% | |
| 206 | 0% | 0.5% | |
| 207 | 0% | 0.5% | |
| 208 | 0% | 0.5% | |
| 209 | 0.1% | 0.5% | |
| 210 | 0% | 0.4% | |
| 211 | 0% | 0.4% | |
| 212 | 0% | 0.3% | |
| 213 | 0% | 0.3% | |
| 214 | 0.2% | 0.3% | |
| 215 | 0% | 0.1% | |
| 216 | 0.1% | 0.1% | |
| 217 | 0% | 0% | |
| 218 | 0% | 0% | |
| 219 | 0% | 0% | |
| 220 | 0% | 0% | |
| 221 | 0% | 0% | |
| 222 | 0% | 0% | |
| 223 | 0% | 0% | |
| 224 | 0% | 0% | |
| 225 | 0% | 0% | |
| 226 | 0% | 0% | |
| 227 | 0% | 0% | |
| 228 | 0% | 0% | |
| 229 | 0% | 0% | |
| 230 | 0% | 0% | |
| 231 | 0% | 0% | |
| 232 | 0% | 0% | |
| 233 | 0% | 0% | |
| 234 | 0% | 0% | |
| 235 | 0% | 0% | |
| 236 | 0% | 0% | |
| 237 | 0% | 0% | |
| 238 | 0% | 0% | |
| 239 | 0% | 0% | |
| 240 | 0% | 0% | |
| 241 | 0% | 0% | |
| 242 | 0% | 0% | |
| 243 | 0% | 0% | |
| 244 | 0% | 0% | |
| 245 | 0% | 0% | |
| 246 | 0% | 0% | |
| 247 | 0% | 0% | |
| 248 | 0% | 0% | |
| 249 | 0% | 0% | |
| 250 | 0% | 0% | |
| 251 | 0% | 0% | |
| 252 | 0% | 0% | |
| 253 | 0% | 0% | |
| 254 | 0% | 0% | |
| 255 | 0% | 0% | |
| 256 | 0% | 0% | |
| 257 | 0% | 0% | |
| 258 | 0% | 0% | |
| 259 | 0% | 0% | |
| 260 | 0% | 0% | |
| 261 | 0% | 0% | |
| 262 | 0% | 0% | |
| 263 | 0% | 0% | |
| 264 | 0% | 0% | |
| 265 | 0% | 0% | |
| 266 | 0% | 0% | Last Result | 
Labour Party – Change UK

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 127 | 0% | 100% | |
| 128 | 0% | 99.9% | |
| 129 | 0% | 99.9% | |
| 130 | 0% | 99.9% | |
| 131 | 0% | 99.9% | |
| 132 | 0% | 99.9% | |
| 133 | 0% | 99.9% | |
| 134 | 0% | 99.9% | |
| 135 | 0.1% | 99.9% | |
| 136 | 0% | 99.7% | |
| 137 | 0% | 99.7% | |
| 138 | 0% | 99.7% | |
| 139 | 0.1% | 99.7% | |
| 140 | 2% | 99.6% | |
| 141 | 0% | 98% | |
| 142 | 0.1% | 98% | |
| 143 | 0.3% | 98% | |
| 144 | 0.1% | 97% | |
| 145 | 1.4% | 97% | |
| 146 | 0% | 96% | |
| 147 | 0% | 96% | |
| 148 | 0% | 96% | |
| 149 | 1.5% | 96% | |
| 150 | 0% | 94% | |
| 151 | 6% | 94% | |
| 152 | 1.1% | 89% | |
| 153 | 6% | 88% | |
| 154 | 1.2% | 81% | |
| 155 | 0.2% | 80% | |
| 156 | 0% | 80% | |
| 157 | 1.0% | 80% | |
| 158 | 7% | 79% | |
| 159 | 3% | 72% | |
| 160 | 0% | 69% | |
| 161 | 1.3% | 69% | |
| 162 | 1.0% | 68% | |
| 163 | 0.8% | 67% | |
| 164 | 2% | 66% | |
| 165 | 0.1% | 64% | |
| 166 | 0.2% | 64% | |
| 167 | 1.4% | 64% | |
| 168 | 0.4% | 63% | |
| 169 | 1.1% | 62% | |
| 170 | 2% | 61% | |
| 171 | 0.6% | 59% | |
| 172 | 0% | 59% | |
| 173 | 0.1% | 59% | |
| 174 | 1.3% | 59% | |
| 175 | 5% | 57% | |
| 176 | 0.3% | 53% | |
| 177 | 8% | 52% | Median | 
| 178 | 0.4% | 44% | |
| 179 | 0.2% | 44% | |
| 180 | 0.1% | 44% | |
| 181 | 4% | 43% | |
| 182 | 0% | 40% | |
| 183 | 6% | 39% | |
| 184 | 0.1% | 34% | |
| 185 | 1.3% | 33% | |
| 186 | 16% | 32% | |
| 187 | 0.1% | 17% | |
| 188 | 0.1% | 16% | |
| 189 | 13% | 16% | |
| 190 | 1.2% | 4% | |
| 191 | 0% | 3% | |
| 192 | 0.1% | 3% | |
| 193 | 0.8% | 3% | |
| 194 | 0% | 2% | |
| 195 | 0.1% | 2% | |
| 196 | 0% | 2% | |
| 197 | 0.3% | 2% | |
| 198 | 0% | 1.3% | |
| 199 | 0% | 1.3% | |
| 200 | 0.2% | 1.3% | |
| 201 | 0.1% | 1.2% | |
| 202 | 0.2% | 1.1% | |
| 203 | 0% | 1.0% | |
| 204 | 0.5% | 1.0% | |
| 205 | 0% | 0.5% | |
| 206 | 0.1% | 0.5% | |
| 207 | 0% | 0.4% | |
| 208 | 0% | 0.4% | |
| 209 | 0% | 0.4% | |
| 210 | 0% | 0.4% | |
| 211 | 0% | 0.3% | |
| 212 | 0% | 0.3% | |
| 213 | 0.1% | 0.3% | |
| 214 | 0.2% | 0.3% | |
| 215 | 0% | 0.1% | |
| 216 | 0% | 0.1% | |
| 217 | 0% | 0% | |
| 218 | 0% | 0% | |
| 219 | 0% | 0% | |
| 220 | 0% | 0% | |
| 221 | 0% | 0% | |
| 222 | 0% | 0% | |
| 223 | 0% | 0% | |
| 224 | 0% | 0% | |
| 225 | 0% | 0% | |
| 226 | 0% | 0% | |
| 227 | 0% | 0% | |
| 228 | 0% | 0% | |
| 229 | 0% | 0% | |
| 230 | 0% | 0% | |
| 231 | 0% | 0% | |
| 232 | 0% | 0% | |
| 233 | 0% | 0% | |
| 234 | 0% | 0% | |
| 235 | 0% | 0% | |
| 236 | 0% | 0% | |
| 237 | 0% | 0% | |
| 238 | 0% | 0% | |
| 239 | 0% | 0% | |
| 240 | 0% | 0% | |
| 241 | 0% | 0% | |
| 242 | 0% | 0% | |
| 243 | 0% | 0% | |
| 244 | 0% | 0% | |
| 245 | 0% | 0% | |
| 246 | 0% | 0% | |
| 247 | 0% | 0% | |
| 248 | 0% | 0% | |
| 249 | 0% | 0% | |
| 250 | 0% | 0% | |
| 251 | 0% | 0% | |
| 252 | 0% | 0% | |
| 253 | 0% | 0% | |
| 254 | 0% | 0% | |
| 255 | 0% | 0% | |
| 256 | 0% | 0% | |
| 257 | 0% | 0% | |
| 258 | 0% | 0% | |
| 259 | 0% | 0% | |
| 260 | 0% | 0% | |
| 261 | 0% | 0% | |
| 262 | 0% | 0% | Last Result | 
Labour Party

| Number of Seats | Probability | Accumulated | Special Marks | 
|---|---|---|---|
| 127 | 0% | 100% | |
| 128 | 0% | 99.9% | |
| 129 | 0% | 99.9% | |
| 130 | 0% | 99.9% | |
| 131 | 0% | 99.9% | |
| 132 | 0% | 99.9% | |
| 133 | 0% | 99.9% | |
| 134 | 0% | 99.9% | |
| 135 | 0.1% | 99.9% | |
| 136 | 0% | 99.7% | |
| 137 | 0% | 99.7% | |
| 138 | 0% | 99.7% | |
| 139 | 0.1% | 99.7% | |
| 140 | 2% | 99.6% | |
| 141 | 0% | 98% | |
| 142 | 0.1% | 98% | |
| 143 | 0.3% | 98% | |
| 144 | 0.1% | 97% | |
| 145 | 1.4% | 97% | |
| 146 | 0% | 96% | |
| 147 | 0% | 96% | |
| 148 | 0% | 96% | |
| 149 | 1.5% | 96% | |
| 150 | 0% | 94% | |
| 151 | 6% | 94% | |
| 152 | 1.1% | 89% | |
| 153 | 6% | 88% | |
| 154 | 1.2% | 81% | |
| 155 | 0.2% | 80% | |
| 156 | 0% | 80% | |
| 157 | 1.0% | 80% | |
| 158 | 7% | 79% | |
| 159 | 3% | 72% | |
| 160 | 0% | 69% | |
| 161 | 1.3% | 69% | |
| 162 | 1.0% | 68% | |
| 163 | 0.8% | 67% | |
| 164 | 2% | 66% | |
| 165 | 0.1% | 64% | |
| 166 | 0.2% | 64% | |
| 167 | 1.4% | 64% | |
| 168 | 0.4% | 63% | |
| 169 | 1.1% | 62% | |
| 170 | 2% | 61% | |
| 171 | 0.6% | 59% | |
| 172 | 0% | 59% | |
| 173 | 0.1% | 59% | |
| 174 | 1.3% | 59% | |
| 175 | 5% | 57% | |
| 176 | 0.3% | 53% | |
| 177 | 8% | 52% | Median | 
| 178 | 0.4% | 44% | |
| 179 | 0.2% | 44% | |
| 180 | 0.1% | 44% | |
| 181 | 4% | 43% | |
| 182 | 0% | 40% | |
| 183 | 6% | 39% | |
| 184 | 0.1% | 34% | |
| 185 | 1.3% | 33% | |
| 186 | 16% | 32% | |
| 187 | 0.1% | 17% | |
| 188 | 0.1% | 16% | |
| 189 | 13% | 16% | |
| 190 | 1.2% | 4% | |
| 191 | 0% | 3% | |
| 192 | 0.1% | 3% | |
| 193 | 0.8% | 3% | |
| 194 | 0% | 2% | |
| 195 | 0.1% | 2% | |
| 196 | 0% | 2% | |
| 197 | 0.3% | 2% | |
| 198 | 0% | 1.3% | |
| 199 | 0% | 1.3% | |
| 200 | 0.2% | 1.3% | |
| 201 | 0.1% | 1.2% | |
| 202 | 0.2% | 1.1% | |
| 203 | 0% | 1.0% | |
| 204 | 0.5% | 1.0% | |
| 205 | 0% | 0.5% | |
| 206 | 0.1% | 0.5% | |
| 207 | 0% | 0.4% | |
| 208 | 0% | 0.4% | |
| 209 | 0% | 0.4% | |
| 210 | 0% | 0.4% | |
| 211 | 0% | 0.3% | |
| 212 | 0% | 0.3% | |
| 213 | 0.1% | 0.3% | |
| 214 | 0.2% | 0.3% | |
| 215 | 0% | 0.1% | |
| 216 | 0% | 0.1% | |
| 217 | 0% | 0% | |
| 218 | 0% | 0% | |
| 219 | 0% | 0% | |
| 220 | 0% | 0% | |
| 221 | 0% | 0% | |
| 222 | 0% | 0% | |
| 223 | 0% | 0% | |
| 224 | 0% | 0% | |
| 225 | 0% | 0% | |
| 226 | 0% | 0% | |
| 227 | 0% | 0% | |
| 228 | 0% | 0% | |
| 229 | 0% | 0% | |
| 230 | 0% | 0% | |
| 231 | 0% | 0% | |
| 232 | 0% | 0% | |
| 233 | 0% | 0% | |
| 234 | 0% | 0% | |
| 235 | 0% | 0% | |
| 236 | 0% | 0% | |
| 237 | 0% | 0% | |
| 238 | 0% | 0% | |
| 239 | 0% | 0% | |
| 240 | 0% | 0% | |
| 241 | 0% | 0% | |
| 242 | 0% | 0% | |
| 243 | 0% | 0% | |
| 244 | 0% | 0% | |
| 245 | 0% | 0% | |
| 246 | 0% | 0% | |
| 247 | 0% | 0% | |
| 248 | 0% | 0% | |
| 249 | 0% | 0% | |
| 250 | 0% | 0% | |
| 251 | 0% | 0% | |
| 252 | 0% | 0% | |
| 253 | 0% | 0% | |
| 254 | 0% | 0% | |
| 255 | 0% | 0% | |
| 256 | 0% | 0% | |
| 257 | 0% | 0% | |
| 258 | 0% | 0% | |
| 259 | 0% | 0% | |
| 260 | 0% | 0% | |
| 261 | 0% | 0% | |
| 262 | 0% | 0% | Last Result | 
Technical Information
Opinion Poll
- Polling firm: Opinium
 - Commissioner(s): The Observer
 - Fieldwork period: 4–6 September 2019
 
Calculations
- Sample size: 2009
 - Simulations done: 131,072
 - Error estimate: 2.29%