Opinion Poll by Opinium for The Observer, 20–22 March 2019

Voting Intentions | Seats | Coalitions | Technical Information

Voting Intentions

Graph with voting intentions not yet produced

Confidence Intervals

Party Last Result Poll Result 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Conservative Party 42.4% 36.0% 34.6–37.4% 34.3–37.8% 33.9–38.1% 33.3–38.8%
Labour Party 40.0% 35.0% 33.7–36.4% 33.3–36.8% 33.0–37.1% 32.3–37.8%
UK Independence Party 1.8% 9.0% 8.2–9.9% 8.0–10.1% 7.8–10.3% 7.5–10.8%
Liberal Democrats 7.4% 7.0% 6.3–7.8% 6.1–8.0% 5.9–8.2% 5.6–8.6%
Scottish National Party 3.0% 5.0% 4.4–5.7% 4.3–5.9% 4.1–6.1% 3.9–6.4%
Green Party 1.6% 4.0% 3.5–4.6% 3.3–4.8% 3.2–5.0% 3.0–5.3%
Plaid Cymru 0.5% 1.0% 0.8–1.4% 0.7–1.4% 0.6–1.5% 0.5–1.7%

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

Graph with seats not yet produced

Confidence Intervals

Party Last Result Median 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Conservative Party 317 299 272–317 264–319 259–320 254–327
Labour Party 262 257 237–282 236–289 235–293 229–297
UK Independence Party 0 2 2 2 2–4 1–5
Liberal Democrats 12 11 9–15 8–17 4–18 4–21
Scottish National Party 35 58 57–58 55–58 55–58 53–59
Green Party 1 1 1–2 1–2 1–2 1–2
Plaid Cymru 4 5 5–6 5–8 5–8 4–8

Conservative Party

For a full overview of the results for this party, see the Conservative Party page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
247 0% 100%  
248 0% 99.9%  
249 0.1% 99.9%  
250 0% 99.8%  
251 0% 99.8%  
252 0% 99.7%  
253 0.1% 99.7%  
254 0.1% 99.6%  
255 0.1% 99.5%  
256 0.2% 99.4%  
257 0.6% 99.2%  
258 0.3% 98.7%  
259 1.0% 98%  
260 0.7% 97%  
261 0.3% 97%  
262 0.9% 96%  
263 0.5% 96%  
264 0.5% 95%  
265 0.6% 95%  
266 0.7% 94%  
267 0.9% 93%  
268 0.2% 92%  
269 0.2% 92%  
270 1.5% 92%  
271 0.2% 90%  
272 2% 90%  
273 1.4% 89%  
274 0.3% 87%  
275 1.2% 87%  
276 2% 86%  
277 0.5% 84%  
278 0.4% 84%  
279 0.4% 83%  
280 1.5% 83%  
281 2% 81%  
282 1.2% 80%  
283 2% 78%  
284 2% 76%  
285 0.7% 75%  
286 4% 74%  
287 1.2% 70%  
288 0.6% 69%  
289 0.3% 68%  
290 0.6% 68%  
291 0.6% 67%  
292 0.5% 67%  
293 3% 66%  
294 4% 63%  
295 1.1% 60%  
296 1.5% 58%  
297 3% 57%  
298 1.0% 54%  
299 7% 53% Median
300 2% 46%  
301 10% 44%  
302 0.5% 34%  
303 0.1% 34%  
304 1.1% 34%  
305 7% 32%  
306 0.1% 25%  
307 1.1% 25%  
308 2% 24%  
309 3% 22%  
310 1.1% 19%  
311 0.7% 18%  
312 0.8% 17%  
313 0.5% 17%  
314 0.3% 16%  
315 0.4% 16%  
316 4% 15%  
317 4% 11% Last Result
318 0.4% 7%  
319 3% 6%  
320 1.0% 3%  
321 0.4% 2%  
322 0.4% 2%  
323 0.2% 1.4%  
324 0% 1.2%  
325 0% 1.2%  
326 0.4% 1.1% Majority
327 0.3% 0.7%  
328 0% 0.4%  
329 0.1% 0.4%  
330 0% 0.3%  
331 0% 0.2%  
332 0.1% 0.2%  
333 0% 0.2%  
334 0% 0.1%  
335 0% 0.1%  
336 0% 0.1%  
337 0% 0%  

Labour Party

For a full overview of the results for this party, see the Labour Party page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
222 0.1% 100%  
223 0% 99.9%  
224 0% 99.9%  
225 0% 99.8%  
226 0.2% 99.8%  
227 0% 99.6%  
228 0.1% 99.6%  
229 0.3% 99.5%  
230 0.1% 99.2%  
231 0.3% 99.1%  
232 0.3% 98.8%  
233 0.2% 98%  
234 0.2% 98%  
235 2% 98%  
236 4% 96%  
237 2% 92%  
238 4% 90%  
239 1.4% 85%  
240 0.1% 84%  
241 0.6% 84%  
242 0.9% 83%  
243 0.8% 82%  
244 0.4% 82%  
245 0.2% 81%  
246 4% 81%  
247 3% 77%  
248 0.4% 75%  
249 5% 74%  
250 0.3% 69%  
251 2% 69%  
252 1.2% 66%  
253 0.4% 65%  
254 0.9% 65%  
255 12% 64%  
256 0.9% 52%  
257 4% 51% Median
258 6% 47%  
259 2% 41%  
260 3% 39%  
261 2% 36%  
262 0.1% 34% Last Result
263 0.3% 34%  
264 3% 34%  
265 0.3% 31%  
266 0.1% 31%  
267 1.2% 31%  
268 1.1% 30%  
269 3% 28%  
270 2% 26%  
271 2% 24%  
272 2% 21%  
273 1.3% 20%  
274 1.0% 18%  
275 0.2% 17%  
276 1.2% 17%  
277 0.3% 16%  
278 4% 16%  
279 0.3% 12%  
280 0.6% 12%  
281 0.6% 11%  
282 1.3% 11%  
283 0.9% 9%  
284 0.7% 8%  
285 0.5% 8%  
286 0.5% 7%  
287 0.5% 7%  
288 0.9% 6%  
289 0.8% 5%  
290 0.5% 4%  
291 0.6% 4%  
292 0.5% 3%  
293 1.4% 3%  
294 0.2% 1.5%  
295 0.1% 1.3%  
296 0.6% 1.2%  
297 0.1% 0.6%  
298 0% 0.4%  
299 0% 0.4%  
300 0% 0.4%  
301 0.1% 0.3%  
302 0.1% 0.2%  
303 0% 0.1%  
304 0% 0.1%  
305 0.1% 0.1%  
306 0% 0%  

UK Independence Party

For a full overview of the results for this party, see the UK Independence Party page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
0 0% 100% Last Result
1 0.7% 100%  
2 95% 99.3% Median
3 0.2% 4%  
4 2% 4%  
5 1.5% 2%  
6 0.3% 0.3%  
7 0% 0%  

Liberal Democrats

For a full overview of the results for this party, see the Liberal Democrats page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
2 0.2% 100%  
3 0.1% 99.8%  
4 2% 99.7%  
5 0.5% 97%  
6 1.4% 97%  
7 0.1% 96%  
8 3% 95%  
9 9% 92%  
10 24% 83%  
11 15% 60% Median
12 14% 44% Last Result
13 10% 30%  
14 6% 20%  
15 5% 14%  
16 2% 8%  
17 3% 7%  
18 1.5% 4%  
19 0.6% 2%  
20 0.4% 1.5%  
21 0.8% 1.1%  
22 0.1% 0.2%  
23 0.1% 0.2%  
24 0.1% 0.1%  
25 0% 0%  

Scottish National Party

For a full overview of the results for this party, see the Scottish National Party page.

Graph with seats probability mass function not yet produced

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% 100%  
51 0.1% 100%  
52 0.1% 99.9%  
53 0.8% 99.8%  
54 1.0% 99.0%  
55 4% 98%  
56 3% 94%  
57 27% 91%  
58 63% 64% Median
59 0.6% 0.6%  
60 0% 0%  

Green Party

For a full overview of the results for this party, see the Green Party page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
1 66% 100% Last Result, Median
2 34% 34%  
3 0.3% 0.3%  
4 0% 0%  

Plaid Cymru

For a full overview of the results for this party, see the Plaid Cymru page.

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
2 0.1% 100%  
3 0.1% 99.9%  
4 2% 99.8% Last Result
5 81% 98% Median
6 8% 17%  
7 0.9% 10%  
8 8% 9%  
9 0.2% 0.5%  
10 0.2% 0.3%  
11 0% 0.1%  
12 0% 0%  

Coalitions

Graph with coalitions seats not yet produced

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 356 362 95% 333–379 327–381 322–384 317–390
Conservative Party – Scottish National Party 352 357 92% 328–374 321–375 317–378 312–384
Labour Party – Liberal Democrats – Scottish National Party – Plaid Cymru 313 330 66% 312–357 310–365 307–369 302–374
Labour Party – Liberal Democrats – Scottish National Party 309 325 45% 306–351 305–359 302–364 295–369
Labour Party – Scottish National Party – Plaid Cymru 301 320 35% 299–345 298–352 297–355 290–360
Labour Party – Scottish National Party 297 314 27% 294–340 293–346 292–350 285–354
Conservative Party – Liberal Democrats 329 309 16% 284–329 276–330 273–332 269–338
Conservative Party – Plaid Cymru 321 304 3% 277–322 269–324 265–327 260–333
Conservative Party 317 299 1.1% 272–317 264–319 259–320 254–327
Labour Party – Liberal Democrats – Plaid Cymru 278 272 0% 255–300 253–307 250–312 244–316
Labour Party – Liberal Democrats 274 267 0% 249–295 248–302 244–306 238–311
Labour Party – Plaid Cymru 266 262 0% 243–287 242–294 240–298 234–302
Labour Party 262 257 0% 237–282 236–289 235–293 229–297

Conservative Party – Scottish National Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
310 0% 100%  
311 0% 99.9%  
312 0.1% 99.9%  
313 0.1% 99.8%  
314 0% 99.7%  
315 0% 99.7%  
316 0.1% 99.7%  
317 0.1% 99.6%  
318 0.1% 99.5%  
319 0.7% 99.4%  
320 0.1% 98.7%  
321 0.7% 98.6%  
322 1.0% 98%  
323 0.3% 97%  
324 0.6% 96%  
325 0.4% 96%  
326 0.4% 95% Majority
327 0.5% 95%  
328 0.1% 95%  
329 1.5% 94%  
330 0.5% 93%  
331 0.7% 92%  
332 0.2% 92%  
333 2% 92%  
334 0.1% 89%  
335 0.7% 89%  
336 2% 89%  
337 0.7% 87%  
338 2% 86%  
339 0.7% 84%  
340 0.5% 84%  
341 0.5% 83%  
342 0.1% 83%  
343 2% 82%  
344 2% 81%  
345 0.5% 79%  
346 2% 78%  
347 1.4% 76%  
348 1.0% 75%  
349 4% 74%  
350 1.1% 70%  
351 0.6% 69%  
352 0.6% 68%  
353 0.3% 68%  
354 0.2% 68%  
355 4% 67%  
356 0.2% 64% Last Result
357 4% 64%  
358 2% 59%  
359 0.4% 57%  
360 3% 57%  
361 0.6% 53%  
362 7% 53% Median
363 2% 46%  
364 10% 44%  
365 0.4% 34%  
366 0.2% 34%  
367 1.4% 33%  
368 7% 32%  
369 0.5% 26%  
370 0.4% 25%  
371 4% 25%  
372 1.0% 21%  
373 1.5% 20%  
374 0.4% 18%  
375 1.2% 18%  
376 0% 17%  
377 0.4% 17%  
378 2% 16%  
379 5% 15%  
380 4% 9%  
381 2% 6%  
382 0.6% 4%  
383 0.3% 3%  
384 0.5% 3%  
385 0.5% 2%  
386 0.7% 2%  
387 0.4% 1.3%  
388 0.1% 0.8%  
389 0.2% 0.7%  
390 0.1% 0.5%  
391 0.1% 0.4%  
392 0.1% 0.3%  
393 0% 0.2%  
394 0% 0.2%  
395 0% 0.2%  
396 0% 0.1%  
397 0% 0.1%  
398 0% 0.1%  
399 0% 0.1%  
400 0% 0%  

Conservative Party – Scottish National Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
305 0% 100%  
306 0% 99.9%  
307 0.1% 99.9%  
308 0.1% 99.8%  
309 0% 99.7%  
310 0% 99.7%  
311 0.1% 99.7%  
312 0.1% 99.6%  
313 0.1% 99.5%  
314 0.7% 99.4%  
315 0.2% 98.7%  
316 0.9% 98.5%  
317 0.7% 98%  
318 0.4% 97%  
319 0.6% 96%  
320 0.5% 96%  
321 0.6% 95%  
322 0.5% 95%  
323 0.6% 94%  
324 1.4% 94%  
325 0.3% 92%  
326 0.2% 92% Majority
327 0.2% 92%  
328 3% 92%  
329 0.2% 89%  
330 0.6% 89%  
331 1.3% 88%  
332 0.7% 87%  
333 2% 86%  
334 1.1% 84%  
335 0.7% 83%  
336 0.6% 83%  
337 0.1% 82%  
338 2% 82%  
339 2% 80%  
340 2% 79%  
341 2% 77%  
342 1.0% 75%  
343 0.6% 74%  
344 4% 73%  
345 0.4% 69%  
346 0.4% 69%  
347 0.6% 68%  
348 0.3% 67%  
349 0.7% 67%  
350 3% 67%  
351 0.5% 63%  
352 3% 63% Last Result
353 2% 59%  
354 0.2% 57%  
355 4% 57%  
356 0.5% 53%  
357 7% 52% Median
358 2% 45%  
359 10% 43%  
360 0.4% 33%  
361 0.1% 33%  
362 1.1% 33%  
363 7% 32%  
364 0.5% 25%  
365 0.8% 25%  
366 4% 24%  
367 2% 20%  
368 0.3% 18%  
369 0.5% 18%  
370 1.0% 17%  
371 0.2% 16%  
372 0.4% 16%  
373 2% 16%  
374 8% 14%  
375 1.0% 6%  
376 2% 5%  
377 0.6% 3%  
378 0.6% 3%  
379 0.4% 2%  
380 0.5% 2%  
381 0.1% 1.3%  
382 0.4% 1.2%  
383 0.1% 0.7%  
384 0.3% 0.7%  
385 0% 0.4%  
386 0% 0.3%  
387 0.1% 0.3%  
388 0% 0.2%  
389 0% 0.2%  
390 0% 0.1%  
391 0% 0.1%  
392 0% 0.1%  
393 0% 0.1%  
394 0% 0.1%  
395 0% 0%  

Labour Party – Liberal Democrats – Scottish National Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
293 0% 100%  
294 0% 99.9%  
295 0.1% 99.9%  
296 0% 99.9%  
297 0.1% 99.8%  
298 0% 99.8%  
299 0.1% 99.7%  
300 0.1% 99.6%  
301 0.1% 99.6%  
302 0.3% 99.5%  
303 0.4% 99.2%  
304 0% 98.8%  
305 0.1% 98.7%  
306 0.5% 98.6%  
307 0.5% 98%  
308 0.2% 97%  
309 1.1% 97%  
310 3% 96%  
311 0.6% 93%  
312 8% 93%  
313 0.5% 85% Last Result
314 0.5% 84%  
315 0.2% 84%  
316 0.7% 84%  
317 1.0% 83%  
318 0.2% 82%  
319 1.1% 82%  
320 5% 81%  
321 0.5% 76%  
322 0.9% 75%  
323 0.3% 74%  
324 8% 74%  
325 0.3% 66%  
326 0.4% 66% Majority
327 0.2% 66%  
328 11% 66%  
329 0.9% 54%  
330 7% 53%  
331 1.2% 46% Median
332 3% 45%  
333 1.0% 42%  
334 1.4% 41%  
335 3% 40%  
336 3% 37%  
337 0.5% 34%  
338 1.0% 33%  
339 0.2% 32%  
340 0.5% 32%  
341 1.2% 31%  
342 2% 30%  
343 2% 28%  
344 1.2% 26%  
345 3% 24%  
346 0.7% 22%  
347 0.9% 21%  
348 2% 20%  
349 2% 19%  
350 0.4% 17%  
351 0.1% 16%  
352 2% 16%  
353 1.4% 15%  
354 0.4% 13%  
355 0.2% 13%  
356 3% 13%  
357 0.4% 10%  
358 1.0% 10%  
359 0.8% 9%  
360 0.1% 8%  
361 0.8% 8%  
362 0.6% 7%  
363 0.7% 6%  
364 0.4% 6%  
365 0.6% 5%  
366 0.5% 5%  
367 0.8% 4%  
368 0.6% 3%  
369 0.8% 3%  
370 0.4% 2%  
371 0.6% 1.4%  
372 0.2% 0.8%  
373 0.1% 0.6%  
374 0.1% 0.5%  
375 0.1% 0.4%  
376 0.1% 0.4%  
377 0% 0.3%  
378 0% 0.3%  
379 0.1% 0.2%  
380 0% 0.1%  
381 0% 0.1%  
382 0% 0%  

Labour Party – Liberal Democrats – Scottish National Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
288 0% 100%  
289 0% 99.9%  
290 0.1% 99.9%  
291 0% 99.8%  
292 0.1% 99.8%  
293 0.1% 99.7%  
294 0% 99.6%  
295 0.1% 99.6%  
296 0.1% 99.5%  
297 0.3% 99.4%  
298 0.5% 99.1%  
299 0.2% 98.6%  
300 0.5% 98%  
301 0.4% 98%  
302 0.7% 98%  
303 0.5% 97%  
304 0.9% 96%  
305 3% 96%  
306 3% 93%  
307 5% 90%  
308 0.4% 84%  
309 0.5% 84% Last Result
310 0.1% 83%  
311 0.6% 83%  
312 1.0% 82%  
313 0.2% 81%  
314 2% 81%  
315 4% 79%  
316 0.3% 75%  
317 0.8% 75%  
318 0.3% 74%  
319 8% 74%  
320 0.2% 66%  
321 0.4% 66%  
322 0.2% 65%  
323 11% 65%  
324 1.3% 54%  
325 7% 53%  
326 1.1% 45% Median, Majority
327 2% 44%  
328 1.1% 42%  
329 1.1% 41%  
330 4% 40%  
331 3% 36%  
332 0.5% 33%  
333 0.3% 32%  
334 0.3% 32%  
335 1.3% 32%  
336 0.7% 30%  
337 3% 30%  
338 2% 27%  
339 1.1% 25%  
340 3% 24%  
341 0.8% 21%  
342 0.5% 20%  
343 2% 20%  
344 1.1% 18%  
345 0.5% 17%  
346 0.1% 16%  
347 2% 16%  
348 0.6% 14%  
349 0.9% 14%  
350 0.7% 13%  
351 3% 12%  
352 0.1% 9%  
353 0.8% 9%  
354 0.7% 9%  
355 0.8% 8%  
356 0.6% 7%  
357 0.9% 6%  
358 0.3% 6%  
359 0.4% 5%  
360 0.4% 5%  
361 0.5% 4%  
362 0.7% 4%  
363 0.7% 3%  
364 1.0% 3%  
365 0.2% 2%  
366 0.7% 1.4%  
367 0.2% 0.8%  
368 0.1% 0.6%  
369 0.1% 0.5%  
370 0% 0.4%  
371 0.1% 0.4%  
372 0% 0.3%  
373 0% 0.3%  
374 0.1% 0.2%  
375 0% 0.1%  
376 0% 0.1%  
377 0% 0%  

Labour Party – Scottish National Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
285 0% 100%  
286 0.1% 99.9%  
287 0% 99.8%  
288 0.1% 99.8%  
289 0.1% 99.7%  
290 0.1% 99.6%  
291 0.1% 99.5%  
292 0.3% 99.4%  
293 0.1% 99.2%  
294 0.1% 99.1%  
295 0.1% 99.0%  
296 0.3% 98.9%  
297 3% 98.6%  
298 2% 96%  
299 5% 94%  
300 0.7% 90%  
301 4% 89% Last Result
302 0.6% 85%  
303 0.3% 84%  
304 0.1% 84%  
305 1.1% 84%  
306 0.6% 82%  
307 0.3% 82%  
308 0.9% 82%  
309 4% 81%  
310 2% 76%  
311 0.1% 75%  
312 6% 74%  
313 0.4% 69%  
314 3% 69%  
315 0.6% 66%  
316 0.7% 65%  
317 0.3% 64%  
318 12% 64%  
319 1.0% 51%  
320 4% 50% Median
321 6% 47%  
322 4% 41%  
323 0.2% 36%  
324 1.3% 36%  
325 0.4% 35%  
326 0.2% 35% Majority
327 3% 34%  
328 0.4% 31%  
329 0.9% 31%  
330 1.4% 30%  
331 0.3% 28%  
332 3% 28%  
333 2% 25%  
334 4% 24%  
335 0.9% 20%  
336 1.3% 19%  
337 1.0% 18%  
338 0.3% 17%  
339 2% 17%  
340 1.5% 15%  
341 1.2% 14%  
342 1.1% 12%  
343 0.3% 11%  
344 0.5% 11%  
345 1.2% 10%  
346 0.9% 9%  
347 0.7% 8%  
348 0.6% 8%  
349 0.3% 7%  
350 0.6% 7%  
351 1.1% 6%  
352 1.0% 5%  
353 0.3% 4%  
354 0.6% 4%  
355 1.4% 3%  
356 0.6% 2%  
357 0.1% 1.4%  
358 0.7% 1.3%  
359 0.1% 0.6%  
360 0.1% 0.5%  
361 0% 0.4%  
362 0% 0.4%  
363 0.1% 0.4%  
364 0.1% 0.3%  
365 0.1% 0.2%  
366 0% 0.2%  
367 0% 0.1%  
368 0.1% 0.1%  
369 0% 0%  

Labour Party – Scottish National Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
279 0.1% 100%  
280 0% 99.9%  
281 0.1% 99.9%  
282 0% 99.8%  
283 0.1% 99.8%  
284 0.2% 99.7%  
285 0% 99.5%  
286 0.2% 99.5%  
287 0.2% 99.3%  
288 0.1% 99.1%  
289 0.4% 99.0%  
290 0.3% 98.6%  
291 0.3% 98%  
292 3% 98%  
293 4% 95%  
294 2% 91%  
295 0.9% 89%  
296 4% 88%  
297 0.4% 84% Last Result
298 0.4% 84%  
299 0.3% 83%  
300 1.2% 83%  
301 0.5% 82%  
302 0.5% 81%  
303 0.9% 81%  
304 5% 80%  
305 0.5% 75%  
306 0.2% 74%  
307 6% 74%  
308 0.4% 69%  
309 3% 68%  
310 0.6% 65%  
311 0.6% 64%  
312 0.4% 64%  
313 12% 63%  
314 1.3% 51%  
315 3% 50% Median
316 6% 47%  
317 5% 40%  
318 0.1% 36%  
319 2% 36%  
320 0.3% 34%  
321 0.9% 34%  
322 2% 33%  
323 0.3% 31%  
324 0.9% 31%  
325 2% 30%  
326 0.3% 27% Majority
327 3% 27%  
328 1.0% 24%  
329 3% 23%  
330 0.8% 20%  
331 1.4% 19%  
332 0.4% 17%  
333 0.4% 17%  
334 2% 17%  
335 2% 15%  
336 2% 13%  
337 0.3% 12%  
338 0.9% 11%  
339 0.2% 11%  
340 1.2% 10%  
341 0.9% 9%  
342 0.7% 8%  
343 0.4% 7%  
344 0.9% 7%  
345 0.4% 6%  
346 1.1% 6%  
347 0.7% 5%  
348 0.2% 4%  
349 0.6% 4%  
350 1.1% 3%  
351 0.6% 2%  
352 0.1% 1.4%  
353 0.7% 1.3%  
354 0.1% 0.6%  
355 0.1% 0.5%  
356 0% 0.4%  
357 0% 0.4%  
358 0.1% 0.4%  
359 0.1% 0.3%  
360 0.1% 0.2%  
361 0% 0.1%  
362 0% 0.1%  
363 0.1% 0.1%  
364 0% 0%  

Conservative Party – Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
260 0.1% 100%  
261 0% 99.9%  
262 0% 99.9%  
263 0.1% 99.9%  
264 0% 99.8%  
265 0.1% 99.8%  
266 0.1% 99.7%  
267 0% 99.6%  
268 0.1% 99.6%  
269 0.1% 99.5%  
270 0.7% 99.4%  
271 0.2% 98.8%  
272 0.5% 98.6%  
273 0.9% 98%  
274 1.0% 97%  
275 0.3% 96%  
276 1.0% 96%  
277 0.7% 95%  
278 1.0% 94%  
279 0.2% 93%  
280 0.2% 93%  
281 1.0% 93%  
282 0.3% 92%  
283 1.1% 91%  
284 1.2% 90%  
285 0.5% 89%  
286 0.5% 89%  
287 0.8% 88%  
288 2% 87%  
289 2% 85%  
290 0.5% 84%  
291 0.2% 83%  
292 1.1% 83%  
293 2% 82%  
294 1.4% 80%  
295 3% 78%  
296 2% 75%  
297 1.3% 73%  
298 0.7% 71%  
299 2% 71%  
300 0.1% 69%  
301 1.1% 69%  
302 2% 68%  
303 0.6% 66%  
304 0.4% 65%  
305 1.0% 65%  
306 0.1% 64%  
307 5% 63%  
308 6% 58%  
309 3% 52%  
310 3% 49% Median
311 11% 46%  
312 0.4% 36%  
313 0.5% 35%  
314 0.3% 35%  
315 3% 34%  
316 1.4% 31%  
317 4% 30%  
318 0.3% 25%  
319 3% 25%  
320 3% 22%  
321 0.8% 19%  
322 0.2% 18%  
323 0.6% 18%  
324 1.1% 17%  
325 0% 16%  
326 0.5% 16% Majority
327 4% 16%  
328 2% 12%  
329 2% 10% Last Result
330 3% 8%  
331 1.4% 5%  
332 2% 3%  
333 0.2% 1.2%  
334 0.1% 1.0%  
335 0% 0.9%  
336 0% 0.8%  
337 0.3% 0.8%  
338 0.1% 0.5%  
339 0% 0.4%  
340 0.1% 0.4%  
341 0% 0.2%  
342 0% 0.2%  
343 0.1% 0.1%  
344 0% 0%  

Conservative Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
252 0% 100%  
253 0% 99.9%  
254 0.1% 99.9%  
255 0% 99.8%  
256 0% 99.8%  
257 0% 99.7%  
258 0.1% 99.7%  
259 0.1% 99.6%  
260 0.1% 99.5%  
261 0.2% 99.4%  
262 0.6% 99.3%  
263 0.2% 98.7%  
264 0.8% 98%  
265 0.9% 98%  
266 0.3% 97%  
267 0.9% 96%  
268 0.3% 96%  
269 0.6% 95%  
270 0% 95%  
271 1.0% 95%  
272 0.8% 94%  
273 0.7% 93%  
274 0.2% 92%  
275 1.3% 92%  
276 0.1% 91%  
277 1.5% 91%  
278 2% 89%  
279 0.6% 87%  
280 1.2% 87%  
281 1.4% 86%  
282 0.4% 84%  
283 0.5% 84%  
284 0.1% 83%  
285 1.2% 83%  
286 2% 82%  
287 1.0% 80%  
288 2% 79%  
289 2% 77%  
290 0.6% 76%  
291 4% 75%  
292 0.5% 71%  
293 1.5% 70%  
294 0.4% 69%  
295 0.4% 68%  
296 0.1% 68%  
297 0.5% 68%  
298 3% 67%  
299 4% 64%  
300 1.1% 60%  
301 1.5% 59%  
302 3% 57%  
303 1.1% 55%  
304 7% 54% Median
305 2% 46%  
306 10% 44%  
307 0.5% 35%  
308 0.1% 34%  
309 1.3% 34%  
310 7% 33%  
311 0.2% 26%  
312 0.7% 26%  
313 2% 25%  
314 3% 23%  
315 2% 20%  
316 0.6% 18%  
317 0.8% 18%  
318 0.5% 17%  
319 0.4% 17%  
320 0.3% 16%  
321 5% 16% Last Result
322 2% 12%  
323 3% 10%  
324 3% 7%  
325 0.9% 4%  
326 0.5% 3% Majority
327 0.5% 3%  
328 0.6% 2%  
329 0.2% 1.4%  
330 0.1% 1.2%  
331 0.4% 1.2%  
332 0.2% 0.8%  
333 0% 0.5%  
334 0.1% 0.5%  
335 0.1% 0.4%  
336 0% 0.3%  
337 0.1% 0.2%  
338 0% 0.2%  
339 0% 0.1%  
340 0% 0.1%  
341 0% 0.1%  
342 0% 0%  

Conservative Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
247 0% 100%  
248 0% 99.9%  
249 0.1% 99.9%  
250 0% 99.8%  
251 0% 99.8%  
252 0% 99.7%  
253 0.1% 99.7%  
254 0.1% 99.6%  
255 0.1% 99.5%  
256 0.2% 99.4%  
257 0.6% 99.2%  
258 0.3% 98.7%  
259 1.0% 98%  
260 0.7% 97%  
261 0.3% 97%  
262 0.9% 96%  
263 0.5% 96%  
264 0.5% 95%  
265 0.6% 95%  
266 0.7% 94%  
267 0.9% 93%  
268 0.2% 92%  
269 0.2% 92%  
270 1.5% 92%  
271 0.2% 90%  
272 2% 90%  
273 1.4% 89%  
274 0.3% 87%  
275 1.2% 87%  
276 2% 86%  
277 0.5% 84%  
278 0.4% 84%  
279 0.4% 83%  
280 1.5% 83%  
281 2% 81%  
282 1.2% 80%  
283 2% 78%  
284 2% 76%  
285 0.7% 75%  
286 4% 74%  
287 1.2% 70%  
288 0.6% 69%  
289 0.3% 68%  
290 0.6% 68%  
291 0.6% 67%  
292 0.5% 67%  
293 3% 66%  
294 4% 63%  
295 1.1% 60%  
296 1.5% 58%  
297 3% 57%  
298 1.0% 54%  
299 7% 53% Median
300 2% 46%  
301 10% 44%  
302 0.5% 34%  
303 0.1% 34%  
304 1.1% 34%  
305 7% 32%  
306 0.1% 25%  
307 1.1% 25%  
308 2% 24%  
309 3% 22%  
310 1.1% 19%  
311 0.7% 18%  
312 0.8% 17%  
313 0.5% 17%  
314 0.3% 16%  
315 0.4% 16%  
316 4% 15%  
317 4% 11% Last Result
318 0.4% 7%  
319 3% 6%  
320 1.0% 3%  
321 0.4% 2%  
322 0.4% 2%  
323 0.2% 1.4%  
324 0% 1.2%  
325 0% 1.2%  
326 0.4% 1.1% Majority
327 0.3% 0.7%  
328 0% 0.4%  
329 0.1% 0.4%  
330 0% 0.3%  
331 0% 0.2%  
332 0.1% 0.2%  
333 0% 0.2%  
334 0% 0.1%  
335 0% 0.1%  
336 0% 0.1%  
337 0% 0%  

Labour Party – Liberal Democrats – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
235 0% 100%  
236 0% 99.9%  
237 0% 99.9%  
238 0% 99.9%  
239 0% 99.9%  
240 0% 99.8%  
241 0% 99.8%  
242 0.1% 99.8%  
243 0% 99.6%  
244 0.1% 99.6%  
245 0.3% 99.5%  
246 0% 99.2%  
247 0.5% 99.1%  
248 0.5% 98.7%  
249 0.6% 98%  
250 0.2% 98%  
251 0.7% 97%  
252 0.4% 97%  
253 2% 96%  
254 3% 94%  
255 6% 91%  
256 0.7% 85%  
257 0.2% 84%  
258 0.2% 84%  
259 1.4% 83%  
260 0.1% 82%  
261 0.2% 82%  
262 3% 82%  
263 3% 78%  
264 0.6% 76%  
265 0.6% 75%  
266 7% 74%  
267 0.4% 67%  
268 0.1% 67%  
269 0.6% 66%  
270 11% 66%  
271 0.8% 55%  
272 8% 54%  
273 0.2% 46% Median
274 3% 46%  
275 0.7% 43%  
276 2% 42%  
277 3% 40%  
278 0.1% 37% Last Result
279 3% 37%  
280 0.7% 33%  
281 0.5% 33%  
282 0.3% 32%  
283 0.5% 32%  
284 2% 31%  
285 2% 29%  
286 0.4% 26%  
287 3% 26%  
288 1.3% 23%  
289 1.0% 22%  
290 2% 21%  
291 1.1% 19%  
292 0.6% 18%  
293 0.1% 17%  
294 1.0% 17%  
295 2% 16%  
296 0.9% 14%  
297 0.2% 13%  
298 2% 13%  
299 0.1% 11%  
300 2% 11%  
301 0.9% 9%  
302 0.2% 8%  
303 0.3% 8%  
304 1.1% 8%  
305 0.8% 7%  
306 0.3% 6%  
307 0.6% 5%  
308 0.7% 5%  
309 0.2% 4%  
310 0.8% 4%  
311 0.7% 3%  
312 0.8% 3%  
313 0.3% 2%  
314 0.7% 1.4%  
315 0.1% 0.6%  
316 0.1% 0.5%  
317 0% 0.4%  
318 0.1% 0.4%  
319 0% 0.3%  
320 0% 0.3%  
321 0.2% 0.3%  
322 0% 0.1%  
323 0% 0.1%  
324 0% 0%  

Labour Party – Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
230 0% 100%  
231 0% 99.9%  
232 0% 99.9%  
233 0% 99.9%  
234 0% 99.8%  
235 0% 99.8%  
236 0% 99.8%  
237 0.1% 99.7%  
238 0.1% 99.6%  
239 0% 99.4%  
240 0.3% 99.4%  
241 0.2% 99.0%  
242 0.7% 98.9%  
243 0.5% 98%  
244 0.6% 98%  
245 0.5% 97%  
246 0.3% 97%  
247 0.4% 96%  
248 2% 96%  
249 7% 94%  
250 3% 87%  
251 0.7% 84%  
252 0.1% 83%  
253 0.2% 83%  
254 2% 83%  
255 0.1% 82%  
256 1.4% 81%  
257 3% 80%  
258 3% 78%  
259 0.5% 75%  
260 0.6% 75%  
261 7% 74%  
262 0.2% 67%  
263 0.2% 66%  
264 0.4% 66%  
265 11% 66%  
266 1.1% 55%  
267 8% 54%  
268 0.3% 46% Median
269 3% 45%  
270 0.6% 43%  
271 2% 42%  
272 4% 40%  
273 0.3% 36%  
274 3% 36% Last Result
275 0.2% 32%  
276 0.3% 32%  
277 0.4% 32%  
278 1.4% 31%  
279 2% 30%  
280 3% 28%  
281 0.2% 25%  
282 3% 25%  
283 0.3% 22%  
284 1.0% 22%  
285 2% 21%  
286 1.2% 19%  
287 0.2% 17%  
288 0.5% 17%  
289 0.6% 17%  
290 2% 16%  
291 1.2% 14%  
292 0.7% 13%  
293 2% 12%  
294 0.3% 11%  
295 2% 11%  
296 0.5% 9%  
297 0.7% 8%  
298 0.4% 7%  
299 1.3% 7%  
300 0.2% 6%  
301 0.4% 6%  
302 0.3% 5%  
303 0.7% 5%  
304 0.2% 4%  
305 0.7% 4%  
306 0.8% 3%  
307 1.0% 2%  
308 0.1% 1.5%  
309 0.8% 1.4%  
310 0.1% 0.6%  
311 0.1% 0.5%  
312 0% 0.4%  
313 0.1% 0.4%  
314 0% 0.3%  
315 0% 0.3%  
316 0.2% 0.3%  
317 0% 0.1%  
318 0% 0.1%  
319 0% 0%  

Labour Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
228 0% 100%  
229 0.1% 99.9%  
230 0% 99.9%  
231 0.2% 99.8%  
232 0% 99.7%  
233 0.1% 99.6%  
234 0.1% 99.6%  
235 0.2% 99.4%  
236 0.1% 99.2%  
237 0% 99.1%  
238 0.1% 99.0%  
239 0.5% 98.9%  
240 2% 98%  
241 0.8% 96%  
242 5% 96%  
243 5% 90%  
244 1.5% 86%  
245 0.1% 84%  
246 0.3% 84%  
247 0.8% 84%  
248 0.7% 83%  
249 0.6% 82%  
250 0.3% 82%  
251 3% 82%  
252 4% 79%  
253 0.2% 75%  
254 5% 75%  
255 0.3% 69%  
256 2% 69%  
257 1.2% 67%  
258 0.4% 66%  
259 0.7% 65%  
260 12% 64%  
261 0.8% 52%  
262 4% 52% Median
263 6% 48%  
264 2% 41%  
265 3% 39%  
266 2% 37% Last Result
267 0.1% 35%  
268 0.5% 35%  
269 2% 34%  
270 1.0% 32%  
271 0% 31%  
272 0.9% 31%  
273 0.5% 30%  
274 3% 30%  
275 2% 27%  
276 3% 25%  
277 1.4% 22%  
278 1.5% 20%  
279 1.3% 19%  
280 0.4% 18%  
281 0.7% 17%  
282 0.6% 17%  
283 3% 16%  
284 1.0% 13%  
285 0.1% 12%  
286 0.6% 12%  
287 1.4% 11%  
288 1.1% 10%  
289 0.6% 8%  
290 0.6% 8%  
291 0.1% 7%  
292 0.3% 7%  
293 1.1% 7%  
294 1.0% 6%  
295 0.6% 5%  
296 0.7% 4%  
297 0.5% 4%  
298 2% 3%  
299 0.1% 1.5%  
300 0.1% 1.3%  
301 0.7% 1.2%  
302 0.1% 0.5%  
303 0% 0.4%  
304 0% 0.4%  
305 0.1% 0.4%  
306 0.1% 0.3%  
307 0.1% 0.2%  
308 0% 0.2%  
309 0% 0.1%  
310 0.1% 0.1%  
311 0% 0%  

Labour Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
222 0.1% 100%  
223 0% 99.9%  
224 0% 99.9%  
225 0% 99.8%  
226 0.2% 99.8%  
227 0% 99.6%  
228 0.1% 99.6%  
229 0.3% 99.5%  
230 0.1% 99.2%  
231 0.3% 99.1%  
232 0.3% 98.8%  
233 0.2% 98%  
234 0.2% 98%  
235 2% 98%  
236 4% 96%  
237 2% 92%  
238 4% 90%  
239 1.4% 85%  
240 0.1% 84%  
241 0.6% 84%  
242 0.9% 83%  
243 0.8% 82%  
244 0.4% 82%  
245 0.2% 81%  
246 4% 81%  
247 3% 77%  
248 0.4% 75%  
249 5% 74%  
250 0.3% 69%  
251 2% 69%  
252 1.2% 66%  
253 0.4% 65%  
254 0.9% 65%  
255 12% 64%  
256 0.9% 52%  
257 4% 51% Median
258 6% 47%  
259 2% 41%  
260 3% 39%  
261 2% 36%  
262 0.1% 34% Last Result
263 0.3% 34%  
264 3% 34%  
265 0.3% 31%  
266 0.1% 31%  
267 1.2% 31%  
268 1.1% 30%  
269 3% 28%  
270 2% 26%  
271 2% 24%  
272 2% 21%  
273 1.3% 20%  
274 1.0% 18%  
275 0.2% 17%  
276 1.2% 17%  
277 0.3% 16%  
278 4% 16%  
279 0.3% 12%  
280 0.6% 12%  
281 0.6% 11%  
282 1.3% 11%  
283 0.9% 9%  
284 0.7% 8%  
285 0.5% 8%  
286 0.5% 7%  
287 0.5% 7%  
288 0.9% 6%  
289 0.8% 5%  
290 0.5% 4%  
291 0.6% 4%  
292 0.5% 3%  
293 1.4% 3%  
294 0.2% 1.5%  
295 0.1% 1.3%  
296 0.6% 1.2%  
297 0.1% 0.6%  
298 0% 0.4%  
299 0% 0.4%  
300 0% 0.4%  
301 0.1% 0.3%  
302 0.1% 0.2%  
303 0% 0.1%  
304 0% 0.1%  
305 0.1% 0.1%  
306 0% 0%  

Technical Information

Opinion Poll

Calculations