Opinion Poll by Opinium for The Observer, 13–14 December 2018

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
Labour Party 40.0% 38.9% 37.5–40.3% 37.1–40.7% 36.8–41.0% 36.1–41.7%
Conservative Party 42.4% 37.9% 36.5–39.3% 36.1–39.7% 35.8–40.0% 35.1–40.7%
Liberal Democrats 7.4% 8.0% 7.3–8.8% 7.1–9.1% 6.9–9.3% 6.5–9.7%
UK Independence Party 1.8% 6.0% 5.4–6.7% 5.2–7.0% 5.0–7.1% 4.8–7.5%
Scottish National Party 3.0% 4.0% 3.5–4.6% 3.3–4.8% 3.2–4.9% 3.0–5.2%
Green Party 1.6% 4.0% 3.5–4.6% 3.3–4.8% 3.2–4.9% 3.0–5.2%
Plaid Cymru 0.5% 1.0% 0.8–1.3% 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
Labour Party 262 282 259–297 254–300 247–303 239–308
Conservative Party 317 276 259–298 254–306 252–312 244–321
Liberal Democrats 12 16 12–21 11–23 11–24 9–26
UK Independence Party 0 1 1 1 1 1
Scottish National Party 35 52 47–57 45–57 42–57 32–58
Green Party 1 1 1–2 1–2 1–2 1–2
Plaid Cymru 4 5 4–5 4–7 4–8 3–8

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
234 0% 100%  
235 0% 99.9%  
236 0.1% 99.9%  
237 0.1% 99.8%  
238 0.1% 99.7%  
239 0.3% 99.5%  
240 0.1% 99.3%  
241 0% 99.2%  
242 0.2% 99.1%  
243 0.3% 99.0%  
244 0.3% 98.7%  
245 0.1% 98%  
246 0.2% 98%  
247 1.1% 98%  
248 0.6% 97%  
249 0.1% 96%  
250 0.2% 96%  
251 0.1% 96%  
252 0.3% 96%  
253 0.1% 96%  
254 0.7% 96%  
255 2% 95%  
256 2% 93%  
257 0.1% 92%  
258 0.4% 91%  
259 1.0% 91%  
260 1.0% 90%  
261 4% 89%  
262 2% 85% Last Result
263 0.5% 83%  
264 0.4% 82%  
265 2% 82%  
266 2% 80%  
267 0.4% 79%  
268 1.3% 78%  
269 2% 77%  
270 2% 75%  
271 2% 73%  
272 1.2% 71%  
273 4% 70%  
274 4% 66%  
275 2% 62%  
276 2% 60%  
277 0.7% 59%  
278 0.5% 58%  
279 3% 57%  
280 3% 55%  
281 1.4% 52%  
282 3% 50% Median
283 1.3% 47%  
284 2% 46%  
285 6% 44%  
286 2% 38%  
287 3% 36%  
288 1.2% 33%  
289 1.2% 32%  
290 6% 31%  
291 3% 25%  
292 0.8% 22%  
293 4% 21%  
294 6% 18%  
295 0.9% 12%  
296 1.0% 11%  
297 4% 10%  
298 0.7% 7%  
299 0.2% 6%  
300 0.6% 6%  
301 2% 5%  
302 0.5% 3%  
303 0.4% 3%  
304 0.1% 2%  
305 0.2% 2%  
306 0.7% 2%  
307 0.5% 1.2%  
308 0.1% 0.6%  
309 0.1% 0.5%  
310 0.1% 0.3%  
311 0.1% 0.2%  
312 0.1% 0.2%  
313 0% 0.1%  
314 0% 0.1%  
315 0% 0.1%  
316 0% 0%  

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
238 0% 100%  
239 0% 99.9%  
240 0% 99.9%  
241 0% 99.9%  
242 0.1% 99.9%  
243 0.1% 99.8%  
244 0.2% 99.7%  
245 0.3% 99.5%  
246 0.3% 99.2%  
247 0.2% 98.8%  
248 0.2% 98.6%  
249 0.1% 98%  
250 0.2% 98%  
251 0.3% 98%  
252 0.9% 98%  
253 0.4% 97%  
254 2% 97%  
255 0.7% 95%  
256 1.2% 94%  
257 1.2% 93%  
258 1.3% 92%  
259 2% 90%  
260 0.9% 89%  
261 3% 88%  
262 4% 85%  
263 1.3% 80%  
264 2% 79%  
265 3% 77%  
266 4% 74%  
267 4% 71%  
268 2% 67%  
269 2% 65%  
270 2% 63%  
271 2% 61%  
272 1.0% 59%  
273 2% 58%  
274 4% 55%  
275 1.3% 52%  
276 2% 50% Median
277 2% 48%  
278 2% 46%  
279 3% 44%  
280 1.3% 41%  
281 2% 39%  
282 1.0% 38%  
283 0.8% 37%  
284 2% 36%  
285 4% 34%  
286 2% 31%  
287 3% 29%  
288 2% 26%  
289 2% 24%  
290 2% 22%  
291 0.5% 21%  
292 1.2% 20%  
293 1.2% 19%  
294 0.7% 18%  
295 2% 17%  
296 3% 15%  
297 1.0% 12%  
298 1.5% 11%  
299 1.1% 10%  
300 0.8% 9%  
301 0.7% 8%  
302 0.2% 7%  
303 1.4% 7%  
304 0.1% 6%  
305 0.4% 5%  
306 0.7% 5%  
307 0.1% 4%  
308 0.5% 4%  
309 0.3% 4%  
310 0.3% 4%  
311 0.5% 3%  
312 0.6% 3%  
313 0.3% 2%  
314 0.1% 2%  
315 0.2% 2%  
316 0.2% 2%  
317 0.2% 1.4% Last Result
318 0.2% 1.2%  
319 0.4% 1.0%  
320 0.1% 0.6%  
321 0.1% 0.6%  
322 0.1% 0.4%  
323 0.1% 0.4%  
324 0.1% 0.2%  
325 0.1% 0.2%  
326 0% 0.1% Majority
327 0% 0.1%  
328 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
5 0.1% 100%  
6 0.1% 99.9%  
7 0.2% 99.8%  
8 0.1% 99.6%  
9 0.5% 99.5%  
10 0.8% 99.0%  
11 6% 98%  
12 11% 92% Last Result
13 10% 81%  
14 10% 71%  
15 8% 61%  
16 10% 53% Median
17 7% 43%  
18 8% 36%  
19 8% 27%  
20 4% 19%  
21 7% 15%  
22 3% 8%  
23 2% 5%  
24 1.3% 3%  
25 1.0% 2%  
26 0.4% 0.7%  
27 0.3% 0.3%  
28 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 99.9% 100% Median
2 0.1% 0.1%  
3 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
26 0% 100%  
27 0% 99.9%  
28 0.1% 99.9%  
29 0.2% 99.8%  
30 0% 99.6%  
31 0% 99.6%  
32 0.1% 99.6%  
33 0.1% 99.5%  
34 0% 99.4%  
35 0.1% 99.4% Last Result
36 0% 99.3%  
37 0.1% 99.3%  
38 0.3% 99.2%  
39 0.5% 98.9%  
40 0.3% 98%  
41 0.5% 98%  
42 0.5% 98%  
43 1.1% 97%  
44 1.0% 96%  
45 1.1% 95%  
46 2% 94%  
47 2% 92%  
48 5% 90%  
49 4% 85%  
50 2% 81%  
51 18% 79%  
52 12% 61% Median
53 11% 48%  
54 13% 38%  
55 9% 25%  
56 4% 15%  
57 11% 11%  
58 0.7% 0.7%  
59 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 75% 100% Last Result, Median
2 25% 25%  
3 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 0.5% 99.9%  
4 10% 99.3% Last Result
5 80% 89% Median
6 4% 10%  
7 0.9% 6%  
8 5% 5%  
9 0.1% 0.1%  
10 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
Labour Party – Liberal Democrats – Scottish National Party – Plaid Cymru 313 354 94% 331–371 324–376 318–378 309–385
Labour Party – Liberal Democrats – Scottish National Party 309 349 91% 326–366 319–371 313–373 304–380
Conservative Party – Scottish National Party – Plaid Cymru 356 333 67% 316–356 312–361 309–369 302–377
Conservative Party – Scottish National Party 352 327 56% 311–351 306–356 304–364 297–371
Labour Party – Scottish National Party – Plaid Cymru 301 339 76% 315–354 309–358 303–360 294–368
Labour Party – Scottish National Party 297 334 66% 310–349 303–353 297–355 288–363
Conservative Party – Liberal Democrats 329 291 3% 276–315 272–321 269–327 262–336
Labour Party – Liberal Democrats – Plaid Cymru 278 302 3% 279–319 274–323 266–326 259–333
Labour Party – Liberal Democrats 274 297 1.0% 274–314 269–318 260–321 253–328
Conservative Party – Plaid Cymru 321 281 0.6% 264–304 259–311 257–317 249–326
Conservative Party 317 276 0.1% 259–298 254–306 252–312 244–321
Labour Party – Plaid Cymru 266 286 0% 265–301 260–305 252–308 244–313
Labour Party 262 282 0% 259–297 254–300 247–303 239–308

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
302 0% 100%  
303 0% 99.9%  
304 0% 99.9%  
305 0.1% 99.9%  
306 0.1% 99.8%  
307 0.1% 99.8%  
308 0.1% 99.6%  
309 0.1% 99.6%  
310 0.1% 99.4%  
311 0.4% 99.4%  
312 0.2% 99.0%  
313 0.2% 98.8% Last Result
314 0.1% 98.5%  
315 0.2% 98%  
316 0.1% 98%  
317 0.3% 98%  
318 0.8% 98%  
319 0.4% 97%  
320 0.3% 97%  
321 0.3% 96%  
322 0.5% 96%  
323 0.2% 96%  
324 0.6% 95%  
325 0.3% 95%  
326 0.2% 94% Majority
327 1.4% 94%  
328 0.2% 93%  
329 0.7% 93%  
330 0.9% 92%  
331 1.1% 91%  
332 1.4% 90%  
333 1.0% 89%  
334 3% 88%  
335 2% 85%  
336 0.6% 83%  
337 1.5% 82%  
338 1.0% 81%  
339 0.6% 80%  
340 1.5% 79%  
341 2% 78%  
342 2% 75%  
343 2% 73%  
344 3% 71%  
345 3% 68%  
346 2% 66%  
347 1.3% 64%  
348 0.8% 63%  
349 1.2% 62%  
350 2% 61%  
351 2% 58%  
352 3% 56%  
353 2% 53%  
354 2% 52%  
355 1.2% 49% Median
356 4% 48%  
357 3% 44%  
358 1.1% 42%  
359 2% 41%  
360 3% 39%  
361 1.1% 36%  
362 2% 35%  
363 5% 33%  
364 3% 28%  
365 3% 25%  
366 1.5% 22%  
367 2% 20%  
368 5% 19%  
369 2% 14%  
370 1.2% 12%  
371 1.4% 10%  
372 1.1% 9%  
373 1.4% 8%  
374 0.8% 7%  
375 0.7% 6%  
376 2% 5%  
377 0.6% 3%  
378 0.7% 3%  
379 0.1% 2%  
380 0.2% 2%  
381 0.1% 2%  
382 0.3% 2%  
383 0.3% 1.2%  
384 0.3% 0.9%  
385 0.2% 0.6%  
386 0.2% 0.4%  
387 0.1% 0.2%  
388 0% 0.2%  
389 0.1% 0.1%  
390 0% 0.1%  
391 0% 0.1%  
392 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
297 0% 100%  
298 0% 99.9%  
299 0% 99.9%  
300 0.1% 99.9%  
301 0.1% 99.8%  
302 0.1% 99.7%  
303 0.1% 99.6%  
304 0.1% 99.5%  
305 0.1% 99.4%  
306 0.4% 99.3%  
307 0.2% 98.9%  
308 0.2% 98.7%  
309 0.1% 98% Last Result
310 0.2% 98%  
311 0.1% 98%  
312 0.3% 98%  
313 0.8% 98%  
314 0.2% 97%  
315 0.4% 97%  
316 0.3% 96%  
317 0.5% 96%  
318 0.3% 96%  
319 0.6% 95%  
320 0.3% 95%  
321 0.3% 94%  
322 2% 94%  
323 0.5% 93%  
324 0.4% 92%  
325 0.7% 92%  
326 1.3% 91% Majority
327 1.3% 90%  
328 1.4% 88%  
329 2% 87%  
330 2% 85%  
331 0.6% 82%  
332 1.4% 82%  
333 0.9% 80%  
334 0.6% 80%  
335 1.1% 79%  
336 3% 78%  
337 0.8% 75%  
338 3% 74%  
339 3% 71%  
340 3% 68%  
341 2% 65%  
342 0.9% 64%  
343 1.2% 63%  
344 2% 62%  
345 3% 60%  
346 2% 57%  
347 3% 56%  
348 2% 53%  
349 3% 51%  
350 1.2% 49% Median
351 4% 48%  
352 3% 44%  
353 1.1% 42%  
354 2% 40%  
355 2% 38%  
356 2% 36%  
357 2% 35%  
358 5% 33%  
359 3% 28%  
360 3% 25%  
361 2% 22%  
362 2% 20%  
363 5% 18%  
364 2% 14%  
365 1.4% 12%  
366 1.3% 10%  
367 1.1% 9%  
368 1.2% 8%  
369 1.1% 7%  
370 0.6% 6%  
371 2% 5%  
372 0.7% 3%  
373 0.5% 3%  
374 0.3% 2%  
375 0.2% 2%  
376 0.1% 2%  
377 0.3% 2%  
378 0.3% 1.3%  
379 0.3% 1.0%  
380 0.2% 0.6%  
381 0.2% 0.4%  
382 0% 0.2%  
383 0.1% 0.2%  
384 0.1% 0.1%  
385 0% 0.1%  
386 0% 0.1%  
387 0% 0%  

Conservative Party – 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% 99.9%  
296 0% 99.9%  
297 0% 99.9%  
298 0.1% 99.9%  
299 0.1% 99.8%  
300 0.1% 99.8%  
301 0.1% 99.7%  
302 0.3% 99.6%  
303 0.2% 99.3%  
304 0.1% 99.1%  
305 0.4% 98.9%  
306 0.3% 98.5%  
307 0.3% 98%  
308 0.3% 98%  
309 0.7% 98%  
310 0.3% 97%  
311 2% 97%  
312 0.8% 95%  
313 0.9% 94%  
314 0.8% 93%  
315 2% 93%  
316 1.2% 90%  
317 2% 89%  
318 4% 87%  
319 1.5% 83%  
320 3% 82%  
321 2% 79%  
322 1.4% 77%  
323 4% 76%  
324 4% 72%  
325 1.1% 68%  
326 3% 67% Majority
327 3% 64%  
328 2% 61%  
329 1.5% 59%  
330 1.5% 57%  
331 3% 56%  
332 2% 53%  
333 2% 50% Median
334 2% 48%  
335 3% 46%  
336 1.4% 43%  
337 0.9% 42%  
338 3% 41%  
339 1.3% 38%  
340 3% 37%  
341 1.0% 34%  
342 2% 33%  
343 3% 31%  
344 1.5% 28%  
345 2% 26%  
346 2% 24%  
347 1.0% 22%  
348 0.8% 21%  
349 1.0% 20%  
350 2% 19%  
351 2% 17%  
352 1.2% 15%  
353 1.0% 14%  
354 0.6% 13%  
355 0.7% 12%  
356 2% 12% Last Result
357 0.5% 9%  
358 2% 9%  
359 1.0% 7%  
360 0.2% 6%  
361 1.2% 6%  
362 0.3% 5%  
363 0.7% 5%  
364 0.3% 4%  
365 0.3% 4%  
366 0.2% 3%  
367 0.3% 3%  
368 0.2% 3%  
369 0.4% 3%  
370 0.7% 2%  
371 0.3% 2%  
372 0.3% 1.4%  
373 0.1% 1.0%  
374 0.1% 0.9%  
375 0.1% 0.8%  
376 0.2% 0.7%  
377 0.1% 0.5%  
378 0.1% 0.5%  
379 0.1% 0.3%  
380 0.1% 0.3%  
381 0% 0.1%  
382 0% 0.1%  
383 0% 0.1%  
384 0% 0%  

Conservative Party – Scottish National Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
289 0% 100%  
290 0% 99.9%  
291 0% 99.9%  
292 0% 99.9%  
293 0% 99.9%  
294 0.1% 99.8%  
295 0.1% 99.8%  
296 0.1% 99.7%  
297 0.3% 99.6%  
298 0.1% 99.3%  
299 0.2% 99.2%  
300 0.4% 98.9%  
301 0.4% 98.5%  
302 0.3% 98%  
303 0.3% 98%  
304 0.7% 98%  
305 0.3% 97%  
306 2% 97%  
307 0.3% 95%  
308 1.2% 95%  
309 0.9% 93%  
310 2% 93%  
311 1.0% 90%  
312 2% 90%  
313 4% 87%  
314 1.2% 83%  
315 3% 82%  
316 1.4% 79%  
317 1.2% 77%  
318 4% 76%  
319 3% 72%  
320 2% 68%  
321 3% 66%  
322 2% 63%  
323 3% 61%  
324 1.1% 58%  
325 1.5% 57%  
326 3% 56% Majority
327 3% 52%  
328 1.3% 50% Median
329 2% 48%  
330 4% 46%  
331 0.5% 42%  
332 1.0% 42%  
333 3% 41%  
334 1.4% 38%  
335 3% 36%  
336 2% 34%  
337 1.1% 32%  
338 2% 31%  
339 2% 28%  
340 2% 26%  
341 3% 25%  
342 0.8% 22%  
343 0.8% 21%  
344 1.0% 20%  
345 2% 19%  
346 2% 17%  
347 1.2% 15%  
348 1.0% 14%  
349 0.5% 13%  
350 0.9% 12%  
351 2% 11%  
352 0.8% 9% Last Result
353 1.2% 8%  
354 1.0% 7%  
355 0.3% 6%  
356 1.3% 6%  
357 0.3% 5%  
358 0.6% 4%  
359 0.2% 4%  
360 0.1% 4%  
361 0.3% 3%  
362 0.4% 3%  
363 0.2% 3%  
364 0.3% 3%  
365 0.7% 2%  
366 0.3% 2%  
367 0.3% 1.3%  
368 0.1% 0.9%  
369 0.1% 0.9%  
370 0.1% 0.8%  
371 0.2% 0.7%  
372 0.1% 0.5%  
373 0.1% 0.4%  
374 0.1% 0.3%  
375 0.1% 0.2%  
376 0% 0.1%  
377 0% 0.1%  
378 0% 0.1%  
379 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
286 0% 100%  
287 0% 99.9%  
288 0% 99.9%  
289 0% 99.9%  
290 0.1% 99.9%  
291 0.1% 99.7%  
292 0.1% 99.7%  
293 0% 99.6%  
294 0.1% 99.5%  
295 0.1% 99.4%  
296 0.3% 99.4%  
297 0.3% 99.1%  
298 0.2% 98.8%  
299 0.2% 98.6%  
300 0.2% 98%  
301 0.4% 98% Last Result
302 0.3% 98%  
303 0.2% 98%  
304 0.3% 97%  
305 0.6% 97%  
306 0.7% 96%  
307 0.3% 96%  
308 0.2% 95%  
309 0.4% 95%  
310 0.5% 95%  
311 0.9% 94%  
312 0.1% 93%  
313 1.1% 93%  
314 1.5% 92%  
315 1.4% 91%  
316 0.6% 89%  
317 2% 89%  
318 0.7% 87%  
319 1.0% 86%  
320 1.1% 85%  
321 0.9% 84%  
322 3% 83%  
323 0.7% 80%  
324 2% 80%  
325 1.2% 77%  
326 3% 76% Majority
327 1.5% 74%  
328 2% 72%  
329 2% 70%  
330 2% 68%  
331 3% 66%  
332 3% 64%  
333 2% 60%  
334 2% 58%  
335 1.5% 57%  
336 1.2% 55%  
337 0.9% 54%  
338 2% 53%  
339 2% 51% Median
340 3% 48%  
341 3% 45%  
342 4% 42%  
343 2% 38%  
344 2% 36%  
345 2% 34%  
346 2% 32%  
347 3% 30%  
348 1.5% 27%  
349 5% 26%  
350 4% 21%  
351 1.0% 17%  
352 3% 16%  
353 2% 12%  
354 1.5% 11%  
355 0.8% 9%  
356 1.4% 8%  
357 1.3% 7%  
358 1.5% 6%  
359 1.0% 4%  
360 0.6% 3%  
361 0.2% 2%  
362 0.4% 2%  
363 0.4% 2%  
364 0.2% 1.4%  
365 0.2% 1.3%  
366 0.2% 1.0%  
367 0.4% 0.9%  
368 0.2% 0.5%  
369 0.1% 0.3%  
370 0% 0.2%  
371 0% 0.1%  
372 0.1% 0.1%  
373 0% 0%  

Labour Party – Scottish National Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
280 0% 100%  
281 0% 99.9%  
282 0% 99.9%  
283 0% 99.9%  
284 0.1% 99.9%  
285 0.1% 99.8%  
286 0.1% 99.7%  
287 0.1% 99.6%  
288 0.1% 99.5%  
289 0.1% 99.4%  
290 0.1% 99.3%  
291 0.2% 99.3%  
292 0.3% 99.1%  
293 0.2% 98.7%  
294 0.2% 98.6%  
295 0.2% 98%  
296 0.4% 98%  
297 0.3% 98% Last Result
298 0.2% 97%  
299 0.2% 97%  
300 0.8% 97%  
301 0.7% 96%  
302 0.3% 96%  
303 0.3% 95%  
304 0.4% 95%  
305 0.8% 95%  
306 0.6% 94%  
307 0.2% 93%  
308 1.2% 93%  
309 1.3% 92%  
310 1.5% 90%  
311 0.6% 89%  
312 2% 88%  
313 0.6% 86%  
314 1.1% 86%  
315 0.5% 85%  
316 1.5% 84%  
317 3% 83%  
318 1.0% 80%  
319 1.4% 79%  
320 2% 78%  
321 2% 76%  
322 2% 74%  
323 2% 72%  
324 2% 70%  
325 2% 68%  
326 3% 66% Majority
327 4% 63%  
328 1.4% 60%  
329 2% 58%  
330 2% 57%  
331 0.4% 54%  
332 1.3% 54%  
333 2% 52%  
334 3% 50% Median
335 2% 48%  
336 3% 46%  
337 4% 42%  
338 2% 38%  
339 1.3% 35%  
340 2% 34%  
341 3% 32%  
342 3% 30%  
343 2% 27%  
344 5% 26%  
345 4% 21%  
346 1.2% 17%  
347 3% 16%  
348 2% 13%  
349 2% 10%  
350 1.0% 9%  
351 0.6% 8%  
352 2% 7%  
353 2% 6%  
354 0.9% 4%  
355 0.7% 3%  
356 0.2% 2%  
357 0.4% 2%  
358 0.4% 2%  
359 0.2% 1.5%  
360 0.2% 1.3%  
361 0.2% 1.1%  
362 0.4% 0.9%  
363 0.2% 0.5%  
364 0.1% 0.3%  
365 0% 0.2%  
366 0% 0.1%  
367 0.1% 0.1%  
368 0% 0%  

Conservative Party – Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
257 0% 100%  
258 0% 99.9%  
259 0% 99.9%  
260 0.1% 99.9%  
261 0.2% 99.8%  
262 0.4% 99.6%  
263 0.1% 99.2%  
264 0.2% 99.1%  
265 0.3% 98.9%  
266 0.2% 98.6%  
267 0.4% 98%  
268 0.3% 98%  
269 0.2% 98%  
270 1.1% 97%  
271 0.7% 96%  
272 1.5% 96%  
273 2% 94%  
274 0.8% 92%  
275 1.2% 92%  
276 2% 90%  
277 2% 89%  
278 3% 86%  
279 2% 84%  
280 2% 81%  
281 6% 79%  
282 1.3% 73%  
283 2% 72%  
284 2% 69%  
285 3% 68%  
286 3% 65%  
287 1.2% 63%  
288 4% 61%  
289 3% 57%  
290 3% 54%  
291 2% 51%  
292 2% 49% Median
293 1.0% 47%  
294 1.4% 46%  
295 2% 45%  
296 2% 43%  
297 2% 41%  
298 4% 39%  
299 1.4% 35%  
300 2% 34%  
301 3% 32%  
302 2% 29%  
303 1.0% 27%  
304 2% 26%  
305 1.2% 24%  
306 2% 22%  
307 0.8% 20%  
308 3% 20%  
309 0.8% 17%  
310 1.0% 16%  
311 1.0% 15%  
312 0.9% 14%  
313 2% 13%  
314 0.7% 11%  
315 2% 11%  
316 1.2% 9%  
317 1.1% 8%  
318 0.3% 7%  
319 0.8% 7%  
320 0.5% 6%  
321 0.3% 5%  
322 0.2% 5%  
323 0.5% 5%  
324 0.6% 4%  
325 0.7% 4%  
326 0.3% 3% Majority
327 0.2% 3%  
328 0.3% 2%  
329 0.4% 2% Last Result
330 0.2% 2%  
331 0.2% 2%  
332 0.2% 1.4%  
333 0.3% 1.2%  
334 0.3% 0.9%  
335 0.1% 0.6%  
336 0.1% 0.6%  
337 0% 0.5%  
338 0.1% 0.4%  
339 0.1% 0.3%  
340 0.1% 0.2%  
341 0% 0.1%  
342 0% 0.1%  
343 0% 0.1%  
344 0% 0.1%  
345 0% 0%  

Labour Party – Liberal Democrats – 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% 99.9%  
255 0.1% 99.9%  
256 0.1% 99.8%  
257 0.1% 99.7%  
258 0.1% 99.6%  
259 0.2% 99.5%  
260 0.1% 99.3%  
261 0.1% 99.2%  
262 0.1% 99.1%  
263 0.4% 99.0%  
264 0.3% 98.7%  
265 0.8% 98%  
266 0.2% 98%  
267 0.2% 97%  
268 0.4% 97%  
269 0.3% 97%  
270 0.1% 97%  
271 0.3% 96%  
272 0.6% 96%  
273 0.4% 96%  
274 1.3% 95%  
275 0.3% 94%  
276 1.1% 94%  
277 1.1% 93%  
278 0.8% 91% Last Result
279 2% 91%  
280 0.8% 88%  
281 0.5% 88%  
282 1.2% 87%  
283 1.2% 86%  
284 2% 85%  
285 2% 83%  
286 1.0% 81%  
287 0.8% 80%  
288 2% 79%  
289 2% 77%  
290 2% 75%  
291 2% 73%  
292 2% 71%  
293 1.4% 69%  
294 2% 68%  
295 2% 66%  
296 2% 64%  
297 3% 62%  
298 0.8% 59%  
299 1.0% 58%  
300 3% 57%  
301 3% 54%  
302 1.3% 51%  
303 2% 49% Median
304 4% 47%  
305 0.9% 44%  
306 2% 43%  
307 3% 41%  
308 2% 38%  
309 3% 36%  
310 2% 33%  
311 3% 31%  
312 4% 28%  
313 0.7% 23%  
314 3% 23%  
315 2% 20%  
316 2% 18%  
317 5% 16%  
318 1.3% 11%  
319 2% 10%  
320 2% 9%  
321 0.8% 7%  
322 1.0% 6%  
323 0.3% 5%  
324 2% 5%  
325 0.6% 3%  
326 0.4% 3% Majority
327 0.3% 2%  
328 0.3% 2%  
329 0.3% 2%  
330 0.5% 1.4%  
331 0.1% 0.9%  
332 0.2% 0.8%  
333 0.2% 0.6%  
334 0.1% 0.3%  
335 0.1% 0.3%  
336 0% 0.2%  
337 0% 0.2%  
338 0% 0.1%  
339 0% 0.1%  
340 0% 0.1%  
341 0% 0.1%  
342 0% 0%  

Labour Party – Liberal Democrats

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% 99.9%  
250 0.1% 99.9%  
251 0.1% 99.7%  
252 0.1% 99.7%  
253 0.1% 99.5%  
254 0.2% 99.5%  
255 0.1% 99.3%  
256 0.1% 99.2%  
257 0.1% 99.0%  
258 0.4% 99.0%  
259 0.3% 98.6%  
260 0.9% 98%  
261 0.2% 97%  
262 0.1% 97%  
263 0.3% 97%  
264 0.1% 97%  
265 0.3% 97%  
266 0.3% 96%  
267 0.7% 96%  
268 0.3% 95%  
269 1.2% 95%  
270 0.3% 94%  
271 1.1% 94%  
272 1.5% 92%  
273 0.6% 91%  
274 2% 90% Last Result
275 0.7% 88%  
276 0.6% 87%  
277 1.2% 87%  
278 1.2% 86%  
279 2% 84%  
280 2% 82%  
281 1.0% 81%  
282 0.8% 80%  
283 2% 79%  
284 2% 77%  
285 3% 76%  
286 1.1% 73%  
287 3% 72%  
288 2% 69%  
289 2% 67%  
290 2% 65%  
291 2% 63%  
292 2% 61%  
293 0.7% 59%  
294 2% 58%  
295 3% 56%  
296 2% 53%  
297 2% 51%  
298 2% 49% Median
299 4% 47%  
300 1.1% 43%  
301 2% 42%  
302 2% 41%  
303 2% 38%  
304 3% 36%  
305 2% 33%  
306 3% 31%  
307 3% 27%  
308 1.4% 24%  
309 3% 23%  
310 2% 20%  
311 2% 18%  
312 5% 16%  
313 1.1% 11%  
314 2% 10%  
315 2% 9%  
316 0.6% 7%  
317 0.8% 6%  
318 0.7% 5%  
319 1.5% 5%  
320 0.6% 3%  
321 0.4% 3%  
322 0.4% 2%  
323 0.3% 2%  
324 0.2% 2%  
325 0.4% 1.4%  
326 0.2% 1.0% Majority
327 0.3% 0.8%  
328 0.2% 0.5%  
329 0.1% 0.4%  
330 0.1% 0.3%  
331 0.1% 0.2%  
332 0% 0.2%  
333 0% 0.1%  
334 0% 0.1%  
335 0% 0.1%  
336 0% 0.1%  
337 0% 0%  

Conservative Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
243 0% 100%  
244 0% 99.9%  
245 0% 99.9%  
246 0.1% 99.9%  
247 0% 99.8%  
248 0.1% 99.8%  
249 0.2% 99.7%  
250 0.4% 99.5%  
251 0.3% 99.1%  
252 0.2% 98.8%  
253 0.2% 98.6%  
254 0.1% 98%  
255 0.2% 98%  
256 0.4% 98%  
257 0.8% 98%  
258 0.3% 97%  
259 2% 97%  
260 0.6% 95%  
261 1.4% 94%  
262 1.0% 93%  
263 1.2% 92%  
264 2% 90%  
265 1.2% 89%  
266 3% 88%  
267 4% 85%  
268 1.5% 81%  
269 2% 79%  
270 3% 77%  
271 3% 75%  
272 5% 71%  
273 2% 67%  
274 2% 65%  
275 2% 63%  
276 2% 61%  
277 1.2% 59%  
278 2% 58%  
279 4% 56%  
280 1.1% 52%  
281 2% 51% Median
282 2% 48%  
283 2% 46%  
284 3% 44%  
285 2% 42%  
286 2% 40%  
287 0.9% 38%  
288 0.7% 37%  
289 2% 36%  
290 4% 34%  
291 2% 31%  
292 3% 29%  
293 2% 26%  
294 2% 24%  
295 1.3% 22%  
296 0.3% 21%  
297 1.1% 20%  
298 1.2% 19%  
299 0.7% 18%  
300 2% 17%  
301 2% 15%  
302 1.3% 13%  
303 2% 12%  
304 1.1% 10%  
305 0.7% 9%  
306 0.4% 8%  
307 0.5% 8%  
308 2% 7%  
309 0.2% 6%  
310 0.4% 6%  
311 0.6% 5%  
312 0.2% 5%  
313 0.5% 4%  
314 0.3% 4%  
315 0.4% 4%  
316 0.4% 3%  
317 0.7% 3%  
318 0.3% 2%  
319 0.1% 2%  
320 0.2% 2%  
321 0.1% 2% Last Result
322 0.1% 1.5%  
323 0.2% 1.3%  
324 0.4% 1.1%  
325 0.1% 0.7%  
326 0.1% 0.6% Majority
327 0.1% 0.4%  
328 0.1% 0.4%  
329 0% 0.3%  
330 0.1% 0.2%  
331 0% 0.1%  
332 0% 0.1%  
333 0% 0.1%  
334 0% 0%  

Conservative Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
238 0% 100%  
239 0% 99.9%  
240 0% 99.9%  
241 0% 99.9%  
242 0.1% 99.9%  
243 0.1% 99.8%  
244 0.2% 99.7%  
245 0.3% 99.5%  
246 0.3% 99.2%  
247 0.2% 98.8%  
248 0.2% 98.6%  
249 0.1% 98%  
250 0.2% 98%  
251 0.3% 98%  
252 0.9% 98%  
253 0.4% 97%  
254 2% 97%  
255 0.7% 95%  
256 1.2% 94%  
257 1.2% 93%  
258 1.3% 92%  
259 2% 90%  
260 0.9% 89%  
261 3% 88%  
262 4% 85%  
263 1.3% 80%  
264 2% 79%  
265 3% 77%  
266 4% 74%  
267 4% 71%  
268 2% 67%  
269 2% 65%  
270 2% 63%  
271 2% 61%  
272 1.0% 59%  
273 2% 58%  
274 4% 55%  
275 1.3% 52%  
276 2% 50% Median
277 2% 48%  
278 2% 46%  
279 3% 44%  
280 1.3% 41%  
281 2% 39%  
282 1.0% 38%  
283 0.8% 37%  
284 2% 36%  
285 4% 34%  
286 2% 31%  
287 3% 29%  
288 2% 26%  
289 2% 24%  
290 2% 22%  
291 0.5% 21%  
292 1.2% 20%  
293 1.2% 19%  
294 0.7% 18%  
295 2% 17%  
296 3% 15%  
297 1.0% 12%  
298 1.5% 11%  
299 1.1% 10%  
300 0.8% 9%  
301 0.7% 8%  
302 0.2% 7%  
303 1.4% 7%  
304 0.1% 6%  
305 0.4% 5%  
306 0.7% 5%  
307 0.1% 4%  
308 0.5% 4%  
309 0.3% 4%  
310 0.3% 4%  
311 0.5% 3%  
312 0.6% 3%  
313 0.3% 2%  
314 0.1% 2%  
315 0.2% 2%  
316 0.2% 2%  
317 0.2% 1.4% Last Result
318 0.2% 1.2%  
319 0.4% 1.0%  
320 0.1% 0.6%  
321 0.1% 0.6%  
322 0.1% 0.4%  
323 0.1% 0.4%  
324 0.1% 0.2%  
325 0.1% 0.2%  
326 0% 0.1% Majority
327 0% 0.1%  
328 0% 0%  

Labour Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
240 0% 100%  
241 0.1% 99.9%  
242 0.1% 99.8%  
243 0.2% 99.7%  
244 0.3% 99.6%  
245 0.1% 99.3%  
246 0% 99.2%  
247 0.2% 99.2%  
248 0.3% 99.0%  
249 0.2% 98.7%  
250 0% 98%  
251 0.2% 98%  
252 1.2% 98%  
253 0.7% 97%  
254 0.2% 96%  
255 0.1% 96%  
256 0.1% 96%  
257 0.1% 96%  
258 0.1% 96%  
259 0.5% 96%  
260 2% 95%  
261 2% 93%  
262 0% 92%  
263 0.1% 91%  
264 1.2% 91%  
265 0.9% 90%  
266 5% 89% Last Result
267 2% 85%  
268 0.3% 83%  
269 0.4% 83%  
270 2% 82%  
271 2% 81%  
272 0.1% 79%  
273 2% 79%  
274 1.2% 77%  
275 3% 76%  
276 1.2% 73%  
277 1.5% 71%  
278 4% 70%  
279 5% 66%  
280 2% 62%  
281 1.4% 60%  
282 0.4% 59%  
283 0.3% 58%  
284 2% 58%  
285 4% 56%  
286 2% 52%  
287 2% 50% Median
288 1.3% 48%  
289 2% 47%  
290 7% 44%  
291 1.3% 37%  
292 2% 36%  
293 0.8% 33%  
294 1.2% 33%  
295 6% 31%  
296 3% 25%  
297 2% 22%  
298 3% 21%  
299 6% 18%  
300 0.1% 11%  
301 1.3% 11%  
302 4% 10%  
303 0.3% 6%  
304 0.2% 6%  
305 0.7% 6%  
306 2% 5%  
307 0.5% 3%  
308 0.4% 3%  
309 0.1% 2%  
310 0.3% 2%  
311 0.8% 2%  
312 0.4% 1.0%  
313 0.1% 0.6%  
314 0.1% 0.5%  
315 0.1% 0.3%  
316 0% 0.2%  
317 0.1% 0.2%  
318 0% 0.1%  
319 0% 0.1%  
320 0% 0.1%  
321 0% 0%  

Labour Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
234 0% 100%  
235 0% 99.9%  
236 0.1% 99.9%  
237 0.1% 99.8%  
238 0.1% 99.7%  
239 0.3% 99.5%  
240 0.1% 99.3%  
241 0% 99.2%  
242 0.2% 99.1%  
243 0.3% 99.0%  
244 0.3% 98.7%  
245 0.1% 98%  
246 0.2% 98%  
247 1.1% 98%  
248 0.6% 97%  
249 0.1% 96%  
250 0.2% 96%  
251 0.1% 96%  
252 0.3% 96%  
253 0.1% 96%  
254 0.7% 96%  
255 2% 95%  
256 2% 93%  
257 0.1% 92%  
258 0.4% 91%  
259 1.0% 91%  
260 1.0% 90%  
261 4% 89%  
262 2% 85% Last Result
263 0.5% 83%  
264 0.4% 82%  
265 2% 82%  
266 2% 80%  
267 0.4% 79%  
268 1.3% 78%  
269 2% 77%  
270 2% 75%  
271 2% 73%  
272 1.2% 71%  
273 4% 70%  
274 4% 66%  
275 2% 62%  
276 2% 60%  
277 0.7% 59%  
278 0.5% 58%  
279 3% 57%  
280 3% 55%  
281 1.4% 52%  
282 3% 50% Median
283 1.3% 47%  
284 2% 46%  
285 6% 44%  
286 2% 38%  
287 3% 36%  
288 1.2% 33%  
289 1.2% 32%  
290 6% 31%  
291 3% 25%  
292 0.8% 22%  
293 4% 21%  
294 6% 18%  
295 0.9% 12%  
296 1.0% 11%  
297 4% 10%  
298 0.7% 7%  
299 0.2% 6%  
300 0.6% 6%  
301 2% 5%  
302 0.5% 3%  
303 0.4% 3%  
304 0.1% 2%  
305 0.2% 2%  
306 0.7% 2%  
307 0.5% 1.2%  
308 0.1% 0.6%  
309 0.1% 0.5%  
310 0.1% 0.3%  
311 0.1% 0.2%  
312 0.1% 0.2%  
313 0% 0.1%  
314 0% 0.1%  
315 0% 0.1%  
316 0% 0%  

Technical Information

Opinion Poll

Calculations