Opinion Poll by Opinium for The Observer, 5–7 June 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
Conservative Party 42.4% 41.2% 39.8–42.6% 39.4–43.0% 39.0–43.4% 38.4–44.1%
Labour Party 40.0% 39.2% 37.8–40.6% 37.4–41.0% 37.1–41.4% 36.4–42.1%
Liberal Democrats 7.4% 6.9% 6.2–7.7% 6.0–7.9% 5.9–8.1% 5.5–8.5%
Scottish National Party 3.0% 5.9% 5.3–6.6% 5.1–6.8% 4.9–7.0% 4.6–7.4%
UK Independence Party 1.8% 2.9% 2.5–3.5% 2.4–3.6% 2.3–3.8% 2.1–4.1%
Green Party 1.6% 1.9% 1.6–2.4% 1.5–2.5% 1.4–2.7% 1.3–2.9%
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 317 301 284–324 276–327 272–329 264–336
Labour Party 262 259 239–277 236–284 233–288 228–295
Liberal Democrats 12 6 2–10 2–11 2–12 2–13
Scottish National Party 35 58 58 57–58 57–58 55–59
UK Independence Party 0 0 0 0–1 0–1 0–1
Green Party 1 1 1 1 1 1
Plaid Cymru 4 5 5 4–6 4–8 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
258 0% 100%  
259 0.1% 99.9%  
260 0% 99.9%  
261 0.2% 99.8%  
262 0% 99.7%  
263 0.1% 99.6%  
264 0.2% 99.6%  
265 0.1% 99.3%  
266 0.7% 99.3%  
267 0.2% 98.6%  
268 0.3% 98%  
269 0.1% 98%  
270 0.1% 98%  
271 0.2% 98%  
272 0.6% 98%  
273 0.3% 97%  
274 0.7% 97%  
275 0.9% 96%  
276 0.3% 95%  
277 0.3% 95%  
278 0.5% 95%  
279 0.2% 94%  
280 0.1% 94%  
281 0.8% 94%  
282 0.1% 93%  
283 2% 93%  
284 2% 91%  
285 5% 89%  
286 1.4% 83%  
287 0.4% 82%  
288 0.6% 81%  
289 0.3% 81%  
290 0.9% 81%  
291 2% 80%  
292 1.0% 78%  
293 0.7% 77%  
294 3% 76%  
295 7% 73%  
296 0.8% 66%  
297 0.8% 65%  
298 0.1% 64%  
299 12% 64%  
300 0.2% 53%  
301 3% 53% Median
302 3% 50%  
303 2% 46%  
304 0.1% 44%  
305 0.1% 44%  
306 2% 44%  
307 0.5% 42%  
308 4% 42%  
309 0.8% 38%  
310 3% 37%  
311 0.7% 34%  
312 6% 34%  
313 1.1% 28%  
314 0.7% 27%  
315 0.3% 26%  
316 0.9% 26%  
317 1.3% 25% Last Result
318 4% 24%  
319 1.2% 20%  
320 2% 19%  
321 2% 17%  
322 3% 15%  
323 1.3% 12%  
324 1.3% 11%  
325 2% 10%  
326 2% 8% Majority
327 2% 6%  
328 0.3% 4%  
329 1.5% 4%  
330 0.7% 2%  
331 0.4% 1.3%  
332 0% 1.0%  
333 0.2% 1.0%  
334 0% 0.8%  
335 0.2% 0.7%  
336 0.1% 0.5%  
337 0.2% 0.4%  
338 0% 0.2%  
339 0% 0.1%  
340 0% 0.1%  
341 0% 0.1%  
342 0% 0.1%  
343 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
223 0% 100%  
224 0% 99.9%  
225 0% 99.9%  
226 0% 99.9%  
227 0.2% 99.8%  
228 0.2% 99.6%  
229 0.1% 99.4%  
230 0.1% 99.3%  
231 0.4% 99.2%  
232 0% 98.8%  
233 2% 98.8%  
234 1.0% 97%  
235 0.5% 96%  
236 0.7% 95%  
237 2% 95%  
238 2% 92%  
239 7% 91%  
240 2% 84%  
241 0.6% 82%  
242 0.2% 81%  
243 0.3% 81%  
244 4% 80%  
245 0.3% 76%  
246 0.5% 76%  
247 2% 76%  
248 2% 74%  
249 0.7% 72%  
250 2% 71%  
251 6% 70%  
252 0.9% 63%  
253 0% 62%  
254 0.1% 62%  
255 0.1% 62%  
256 11% 62%  
257 0.4% 51%  
258 0.2% 51%  
259 0.9% 51% Median
260 0.7% 50%  
261 0.1% 49%  
262 0.9% 49% Last Result
263 21% 48%  
264 0.1% 27%  
265 0.2% 27%  
266 2% 27%  
267 1.3% 25%  
268 0% 24%  
269 0.1% 24%  
270 0.7% 24%  
271 0.9% 23%  
272 4% 22%  
273 1.3% 18%  
274 2% 17%  
275 4% 15%  
276 0.1% 11%  
277 3% 10%  
278 0.6% 8%  
279 0.1% 7%  
280 1.0% 7%  
281 0.3% 6%  
282 0.1% 6%  
283 0.1% 5%  
284 0.9% 5%  
285 1.0% 4%  
286 0.7% 3%  
287 0.1% 3%  
288 0.1% 3%  
289 0.1% 2%  
290 0.3% 2%  
291 0.3% 2%  
292 0.4% 2%  
293 0.8% 1.4%  
294 0.2% 0.7%  
295 0.1% 0.5%  
296 0% 0.4%  
297 0% 0.3%  
298 0.2% 0.3%  
299 0.1% 0.1%  
300 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
0 0.1% 100%  
1 0.4% 99.9%  
2 11% 99.5%  
3 1.2% 88%  
4 13% 87%  
5 7% 74%  
6 24% 67% Median
7 0.3% 43%  
8 10% 43%  
9 3% 33%  
10 20% 30%  
11 6% 9%  
12 2% 4% Last Result
13 1.0% 1.4%  
14 0.2% 0.4%  
15 0.2% 0.2%  
16 0.1% 0.1%  
17 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% 100%  
52 0% 100%  
53 0% 100%  
54 0.1% 100%  
55 1.1% 99.9%  
56 1.3% 98.8%  
57 4% 98%  
58 93% 94% Median
59 1.2% 1.2%  
60 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 92% 100% Last Result, Median
1 8% 8%  
2 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
1 100% 100% Last Result, Median

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% 100%  
3 0.2% 99.9%  
4 7% 99.8% Last Result
5 87% 93% Median
6 1.4% 5%  
7 0.3% 4%  
8 4% 4%  
9 0% 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
Conservative Party – Scottish National Party – Plaid Cymru 356 364 99.6% 347–387 339–390 335–392 327–398
Conservative Party – Scottish National Party 352 359 98% 342–382 334–385 330–387 322–393
Labour Party – Liberal Democrats – Scottish National Party – Plaid Cymru 313 330 56% 307–347 304–355 302–359 295–367
Labour Party – Liberal Democrats – Scottish National Party 309 324 48% 301–342 299–350 297–354 290–362
Labour Party – Scottish National Party – Plaid Cymru 301 322 48% 302–340 300–347 296–352 291–357
Labour Party – Scottish National Party 297 317 24% 297–335 294–342 291–346 286–352
Conservative Party – Liberal Democrats 329 309 20% 291–329 284–331 279–335 274–340
Conservative Party – Plaid Cymru 321 306 18% 289–330 281–332 277–334 269–341
Conservative Party 317 301 8% 284–324 276–327 272–329 264–336
Labour Party – Liberal Democrats – Plaid Cymru 278 272 0% 249–289 246–297 244–301 238–309
Labour Party – Liberal Democrats 274 266 0% 243–284 241–292 239–296 233–304
Labour Party – Plaid Cymru 266 264 0% 244–282 242–289 238–294 233–299
Labour Party 262 259 0% 239–277 236–284 233–288 228–295

Conservative Party – Scottish National Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
321 0% 100%  
322 0.1% 99.9%  
323 0.2% 99.9%  
324 0% 99.7%  
325 0% 99.6%  
326 0% 99.6% Majority
327 0.3% 99.5%  
328 0.1% 99.3%  
329 0.7% 99.2%  
330 0.4% 98.5%  
331 0.1% 98%  
332 0.2% 98%  
333 0.1% 98%  
334 0.2% 98%  
335 0.8% 98%  
336 0.2% 97%  
337 0.7% 97%  
338 0.9% 96%  
339 0.3% 95%  
340 0.3% 95%  
341 0.1% 95%  
342 0.4% 94%  
343 0.1% 94%  
344 0.9% 94%  
345 0.1% 93%  
346 2% 93%  
347 2% 91%  
348 5% 89%  
349 2% 83%  
350 0.2% 82%  
351 0.7% 81%  
352 0.8% 81%  
353 0% 80%  
354 2% 80%  
355 1.0% 78%  
356 0.5% 77% Last Result
357 3% 76%  
358 7% 73%  
359 0.8% 66%  
360 0.7% 65%  
361 0.3% 65%  
362 12% 64%  
363 1.2% 53%  
364 1.4% 51% Median
365 4% 50%  
366 2% 46%  
367 0.2% 45%  
368 0.2% 44%  
369 2% 44%  
370 2% 42%  
371 3% 40%  
372 0.5% 37%  
373 3% 37%  
374 0.7% 34%  
375 6% 34%  
376 0.7% 28%  
377 0.4% 27%  
378 0.8% 26%  
379 0.5% 26%  
380 2% 25%  
381 4% 23%  
382 2% 20%  
383 0.7% 18%  
384 2% 17%  
385 3% 15%  
386 1.5% 13%  
387 1.2% 11%  
388 2% 10%  
389 2% 8%  
390 2% 6%  
391 0.4% 4%  
392 2% 4%  
393 0.6% 2%  
394 0.4% 1.4%  
395 0% 1.0%  
396 0.3% 1.0%  
397 0% 0.7%  
398 0.2% 0.7%  
399 0.2% 0.5%  
400 0.1% 0.3%  
401 0% 0.2%  
402 0% 0.1%  
403 0% 0.1%  
404 0% 0.1%  
405 0% 0.1%  
406 0% 0%  

Conservative Party – Scottish National Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
316 0% 100%  
317 0.1% 99.9%  
318 0% 99.9%  
319 0.2% 99.8%  
320 0% 99.6%  
321 0% 99.6%  
322 0.2% 99.6%  
323 0.1% 99.3%  
324 0.7% 99.2%  
325 0.2% 98.6%  
326 0.3% 98% Majority
327 0.1% 98%  
328 0.1% 98%  
329 0.2% 98%  
330 0.6% 98%  
331 0.4% 97%  
332 0.7% 97%  
333 0.9% 96%  
334 0.2% 95%  
335 0.3% 95%  
336 0.4% 95%  
337 0.2% 94%  
338 0.1% 94%  
339 0.7% 94%  
340 0.1% 93%  
341 3% 93%  
342 2% 90%  
343 5% 89%  
344 1.4% 83%  
345 0.5% 82%  
346 0.5% 81%  
347 0.6% 81%  
348 0.5% 80%  
349 2% 80%  
350 1.1% 78%  
351 0.7% 76%  
352 3% 76% Last Result
353 7% 73%  
354 0.8% 66%  
355 0.8% 65%  
356 0.1% 64%  
357 12% 64%  
358 0.2% 52%  
359 2% 52% Median
360 3% 50%  
361 2% 46%  
362 0.1% 44%  
363 0.1% 44%  
364 2% 44%  
365 2% 42%  
366 3% 40%  
367 0.6% 37%  
368 2% 37%  
369 0.7% 34%  
370 6% 34%  
371 1.4% 28%  
372 0.3% 26%  
373 0.6% 26%  
374 0.6% 25%  
375 1.3% 25%  
376 4% 23%  
377 1.5% 20%  
378 1.2% 18%  
379 2% 17%  
380 3% 15%  
381 1.3% 12%  
382 2% 11%  
383 2% 9%  
384 2% 7%  
385 2% 6%  
386 0.3% 4%  
387 1.5% 3%  
388 0.7% 2%  
389 0.3% 1.3%  
390 0% 1.0%  
391 0.3% 1.0%  
392 0% 0.7%  
393 0.2% 0.6%  
394 0% 0.4%  
395 0.2% 0.4%  
396 0% 0.2%  
397 0.1% 0.1%  
398 0% 0.1%  
399 0% 0.1%  
400 0% 0.1%  
401 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
289 0% 100%  
290 0% 99.9%  
291 0% 99.9%  
292 0% 99.9%  
293 0% 99.9%  
294 0.2% 99.8%  
295 0.1% 99.6%  
296 0.2% 99.5%  
297 0% 99.2%  
298 0.2% 99.2%  
299 0% 99.0%  
300 0.3% 99.0%  
301 0.7% 98.7%  
302 2% 98%  
303 0.2% 96%  
304 2% 96%  
305 2% 94%  
306 2% 92%  
307 1.2% 90%  
308 3% 89%  
309 1.3% 86%  
310 2% 85%  
311 2% 83%  
312 1.3% 81%  
313 4% 80% Last Result
314 1.0% 76%  
315 0.9% 75%  
316 0.4% 74%  
317 0.7% 74%  
318 1.0% 73%  
319 6% 72%  
320 0.8% 66%  
321 2% 66%  
322 0.7% 63%  
323 4% 62%  
324 0.7% 58%  
325 2% 58%  
326 0.1% 56% Majority
327 0.9% 56%  
328 2% 55% Median
329 3% 53%  
330 3% 50%  
331 0.1% 47%  
332 12% 47%  
333 0.2% 36%  
334 1.3% 35%  
335 0.2% 34%  
336 7% 34%  
337 3% 27%  
338 0.6% 24%  
339 2% 23%  
340 1.2% 21%  
341 0.9% 20%  
342 0.3% 19%  
343 0.5% 19%  
344 0.5% 18%  
345 1.3% 18%  
346 5% 17%  
347 2% 11%  
348 2% 9%  
349 0.1% 7%  
350 0.8% 7%  
351 0.2% 6%  
352 0.1% 6%  
353 0.6% 6%  
354 0.2% 5%  
355 0.2% 5%  
356 0.9% 5%  
357 0.8% 4%  
358 0.2% 3%  
359 0.6% 3%  
360 0.2% 2%  
361 0.1% 2%  
362 0.1% 2%  
363 0.3% 2%  
364 0.2% 2%  
365 0.7% 1.4%  
366 0.1% 0.7%  
367 0.2% 0.6%  
368 0.1% 0.4%  
369 0% 0.4%  
370 0.2% 0.3%  
371 0% 0.2%  
372 0.1% 0.1%  
373 0% 0.1%  
374 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
284 0% 100%  
285 0% 99.9%  
286 0% 99.9%  
287 0% 99.9%  
288 0% 99.8%  
289 0.1% 99.8%  
290 0.3% 99.7%  
291 0.2% 99.4%  
292 0% 99.2%  
293 0.2% 99.2%  
294 0% 99.0%  
295 0.3% 98.9%  
296 0.6% 98.6%  
297 2% 98%  
298 0.4% 96%  
299 2% 96%  
300 2% 94%  
301 2% 92%  
302 0.9% 90%  
303 3% 89%  
304 1.2% 86%  
305 2% 84%  
306 0.9% 82%  
307 2% 81%  
308 4% 80%  
309 1.3% 76% Last Result
310 0.8% 75%  
311 0.6% 74%  
312 0.8% 73%  
313 0.2% 73%  
314 6% 72%  
315 0.7% 66%  
316 3% 66%  
317 0.5% 63%  
318 4% 62%  
319 0.5% 58%  
320 2% 58%  
321 0.1% 56%  
322 0.9% 56%  
323 2% 55% Median
324 3% 53%  
325 2% 50%  
326 1.1% 48% Majority
327 12% 47%  
328 0.3% 36%  
329 1.5% 35%  
330 0.2% 34%  
331 7% 34%  
332 3% 27%  
333 0.5% 24%  
334 2% 23%  
335 1.0% 21%  
336 0.5% 20%  
337 0.5% 20%  
338 0.7% 19%  
339 0.1% 18%  
340 2% 18%  
341 5% 17%  
342 3% 11%  
343 2% 9%  
344 0.1% 7%  
345 1.0% 7%  
346 0.2% 6%  
347 0.2% 6%  
348 0.2% 6%  
349 0.2% 5%  
350 0.3% 5%  
351 0.9% 5%  
352 0.7% 4%  
353 0.3% 3%  
354 0.6% 3%  
355 0.2% 2%  
356 0.1% 2%  
357 0.2% 2%  
358 0.1% 2%  
359 0.4% 2%  
360 0.7% 1.5%  
361 0.1% 0.8%  
362 0.2% 0.7%  
363 0.1% 0.4%  
364 0% 0.4%  
365 0% 0.4%  
366 0.2% 0.3%  
367 0.1% 0.1%  
368 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 0.1% 99.9%  
288 0% 99.8%  
289 0.1% 99.8%  
290 0.2% 99.7%  
291 0.1% 99.5%  
292 0.1% 99.4%  
293 0% 99.3%  
294 0.5% 99.3%  
295 0% 98.8%  
296 2% 98.8%  
297 0.9% 97%  
298 0.2% 96%  
299 0.5% 96%  
300 2% 95%  
301 2% 93% Last Result
302 7% 91%  
303 3% 84%  
304 0.6% 81%  
305 0.1% 81%  
306 0.4% 80%  
307 4% 80%  
308 0.4% 76%  
309 0.3% 76%  
310 0.7% 76%  
311 3% 75%  
312 2% 72%  
313 0.2% 70%  
314 8% 70%  
315 0.1% 62%  
316 0% 62%  
317 0.1% 62%  
318 0.8% 62%  
319 10% 61%  
320 0% 51%  
321 0.1% 51%  
322 1.4% 51% Median
323 0.1% 50%  
324 0.2% 49%  
325 0.9% 49%  
326 21% 48% Majority
327 0.1% 27%  
328 0.8% 27%  
329 1.3% 26%  
330 1.2% 25%  
331 0% 24%  
332 0.4% 24%  
333 0.9% 23%  
334 0.7% 23%  
335 5% 22%  
336 0.4% 17%  
337 2% 17%  
338 4% 15%  
339 0.1% 11%  
340 3% 10%  
341 0.2% 8%  
342 0.1% 7%  
343 1.0% 7%  
344 0.9% 6%  
345 0.1% 5%  
346 0.2% 5%  
347 1.0% 5%  
348 0.9% 4%  
349 0.7% 3%  
350 0.1% 3%  
351 0% 3%  
352 0.2% 3%  
353 0.3% 2%  
354 0.6% 2%  
355 0% 1.5%  
356 0.8% 1.4%  
357 0.2% 0.6%  
358 0.1% 0.5%  
359 0% 0.4%  
360 0.2% 0.3%  
361 0.1% 0.2%  
362 0.1% 0.1%  
363 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 0.1% 99.9%  
283 0.1% 99.8%  
284 0.1% 99.8%  
285 0.1% 99.7%  
286 0.2% 99.6%  
287 0.1% 99.4%  
288 0.1% 99.3%  
289 0.4% 99.2%  
290 0.1% 98.8%  
291 2% 98.7%  
292 0.8% 97%  
293 0.6% 96%  
294 0.6% 95%  
295 2% 95%  
296 2% 92%  
297 7% 90% Last Result
298 2% 84%  
299 1.0% 82%  
300 0.2% 81%  
301 0.5% 80%  
302 4% 80%  
303 0.4% 76%  
304 0.3% 76%  
305 1.0% 75%  
306 3% 74%  
307 2% 72%  
308 0.2% 70%  
309 6% 70%  
310 1.0% 63%  
311 0.1% 62%  
312 0.1% 62%  
313 0.1% 62%  
314 11% 62%  
315 0.4% 51%  
316 0.3% 51%  
317 0.9% 51% Median
318 0.6% 50%  
319 0.1% 49%  
320 1.0% 49%  
321 21% 48%  
322 0.1% 27%  
323 0.8% 27%  
324 2% 26%  
325 1.0% 25%  
326 0% 24% Majority
327 0.2% 24%  
328 0.7% 23%  
329 0.9% 23%  
330 4% 22%  
331 1.3% 18%  
332 2% 17%  
333 4% 15%  
334 0.2% 11%  
335 3% 10%  
336 0.6% 8%  
337 0.1% 7%  
338 1.0% 7%  
339 0.3% 6%  
340 0.1% 5%  
341 0.2% 5%  
342 0.8% 5%  
343 1.0% 4%  
344 0.8% 3%  
345 0.1% 3%  
346 0.1% 3%  
347 0.1% 2%  
348 0.3% 2%  
349 0.2% 2%  
350 0.4% 2%  
351 0.8% 1.4%  
352 0.2% 0.6%  
353 0.1% 0.5%  
354 0% 0.4%  
355 0% 0.3%  
356 0.2% 0.3%  
357 0.1% 0.1%  
358 0% 0%  

Conservative Party – Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
269 0.1% 100%  
270 0.1% 99.9%  
271 0.2% 99.8%  
272 0% 99.7%  
273 0.1% 99.6%  
274 0.2% 99.5%  
275 0.8% 99.3%  
276 0% 98.5%  
277 0.6% 98.5%  
278 0.2% 98%  
279 0.1% 98%  
280 0% 97%  
281 0.1% 97%  
282 0.7% 97%  
283 1.1% 97%  
284 0.8% 96%  
285 0.2% 95%  
286 0.2% 95%  
287 1.0% 94%  
288 0.8% 93%  
289 0.2% 93%  
290 0.1% 92%  
291 3% 92%  
292 0.1% 90%  
293 4% 89%  
294 2% 85%  
295 0.5% 83%  
296 5% 83%  
297 0.5% 78%  
298 0.9% 77%  
299 0.3% 76%  
300 0% 76%  
301 2% 76%  
302 0.2% 74%  
303 0.9% 74%  
304 0.1% 73%  
305 22% 73%  
306 0.2% 51%  
307 0.1% 51% Median
308 0.1% 51%  
309 1.5% 50%  
310 0.1% 49%  
311 2% 49%  
312 9% 47%  
313 0.8% 38%  
314 0.1% 38%  
315 0% 38%  
316 0.3% 38%  
317 7% 37%  
318 0.1% 30%  
319 2% 30%  
320 3% 28%  
321 0.6% 25%  
322 0.3% 24%  
323 0.3% 24%  
324 4% 24%  
325 0.3% 20%  
326 0.1% 20% Majority
327 0.9% 19%  
328 4% 19%  
329 5% 14% Last Result
330 3% 9%  
331 2% 7%  
332 0.5% 5%  
333 0.2% 4%  
334 0.9% 4%  
335 2% 3%  
336 0% 1.2%  
337 0.5% 1.2%  
338 0% 0.7%  
339 0.1% 0.7%  
340 0.1% 0.6%  
341 0.2% 0.5%  
342 0.1% 0.3%  
343 0% 0.2%  
344 0.1% 0.2%  
345 0% 0.1%  
346 0% 0%  

Conservative Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
264 0.1% 100%  
265 0.2% 99.9%  
266 0% 99.7%  
267 0% 99.6%  
268 0.1% 99.6%  
269 0.2% 99.5%  
270 0.1% 99.3%  
271 0.7% 99.2%  
272 0.4% 98.5%  
273 0.1% 98%  
274 0.2% 98%  
275 0.1% 98%  
276 0.2% 98%  
277 0.8% 98%  
278 0.1% 97%  
279 0.7% 97%  
280 0.9% 96%  
281 0.3% 95%  
282 0.3% 95%  
283 0% 95%  
284 0.4% 94%  
285 0.1% 94%  
286 1.0% 94%  
287 0.1% 93%  
288 2% 93%  
289 3% 91%  
290 5% 89%  
291 2% 83%  
292 0.2% 82%  
293 0.7% 81%  
294 0.5% 81%  
295 0.4% 80%  
296 2% 80%  
297 1.0% 78%  
298 0.6% 77%  
299 3% 76%  
300 7% 73%  
301 0.9% 66%  
302 0.8% 65%  
303 0.3% 65%  
304 12% 64%  
305 1.1% 53%  
306 2% 52% Median
307 4% 50%  
308 2% 46%  
309 0.2% 45%  
310 0.2% 44%  
311 2% 44%  
312 0.5% 42%  
313 4% 42%  
314 0.6% 38%  
315 3% 37%  
316 0.6% 34%  
317 6% 34%  
318 0.4% 28%  
319 0.8% 27%  
320 0.4% 26%  
321 0.8% 26% Last Result
322 2% 25%  
323 3% 24%  
324 2% 20%  
325 1.0% 19%  
326 2% 18% Majority
327 3% 15%  
328 2% 13%  
329 1.1% 11%  
330 2% 10%  
331 2% 8%  
332 2% 6%  
333 0.4% 4%  
334 2% 4%  
335 0.6% 2%  
336 0.3% 1.4%  
337 0% 1.1%  
338 0.2% 1.0%  
339 0.1% 0.8%  
340 0.2% 0.8%  
341 0.3% 0.6%  
342 0.1% 0.3%  
343 0% 0.2%  
344 0% 0.1%  
345 0% 0.1%  
346 0% 0.1%  
347 0% 0.1%  
348 0% 0%  

Conservative Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
258 0% 100%  
259 0.1% 99.9%  
260 0% 99.9%  
261 0.2% 99.8%  
262 0% 99.7%  
263 0.1% 99.6%  
264 0.2% 99.6%  
265 0.1% 99.3%  
266 0.7% 99.3%  
267 0.2% 98.6%  
268 0.3% 98%  
269 0.1% 98%  
270 0.1% 98%  
271 0.2% 98%  
272 0.6% 98%  
273 0.3% 97%  
274 0.7% 97%  
275 0.9% 96%  
276 0.3% 95%  
277 0.3% 95%  
278 0.5% 95%  
279 0.2% 94%  
280 0.1% 94%  
281 0.8% 94%  
282 0.1% 93%  
283 2% 93%  
284 2% 91%  
285 5% 89%  
286 1.4% 83%  
287 0.4% 82%  
288 0.6% 81%  
289 0.3% 81%  
290 0.9% 81%  
291 2% 80%  
292 1.0% 78%  
293 0.7% 77%  
294 3% 76%  
295 7% 73%  
296 0.8% 66%  
297 0.8% 65%  
298 0.1% 64%  
299 12% 64%  
300 0.2% 53%  
301 3% 53% Median
302 3% 50%  
303 2% 46%  
304 0.1% 44%  
305 0.1% 44%  
306 2% 44%  
307 0.5% 42%  
308 4% 42%  
309 0.8% 38%  
310 3% 37%  
311 0.7% 34%  
312 6% 34%  
313 1.1% 28%  
314 0.7% 27%  
315 0.3% 26%  
316 0.9% 26%  
317 1.3% 25% Last Result
318 4% 24%  
319 1.2% 20%  
320 2% 19%  
321 2% 17%  
322 3% 15%  
323 1.3% 12%  
324 1.3% 11%  
325 2% 10%  
326 2% 8% Majority
327 2% 6%  
328 0.3% 4%  
329 1.5% 4%  
330 0.7% 2%  
331 0.4% 1.3%  
332 0% 1.0%  
333 0.2% 1.0%  
334 0% 0.8%  
335 0.2% 0.7%  
336 0.1% 0.5%  
337 0.2% 0.4%  
338 0% 0.2%  
339 0% 0.1%  
340 0% 0.1%  
341 0% 0.1%  
342 0% 0.1%  
343 0% 0%  

Labour Party – Liberal Democrats – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
231 0% 100%  
232 0% 99.9%  
233 0% 99.9%  
234 0.1% 99.9%  
235 0% 99.9%  
236 0.2% 99.8%  
237 0% 99.6%  
238 0.2% 99.6%  
239 0% 99.4%  
240 0.3% 99.3%  
241 0% 99.0%  
242 0.3% 99.0%  
243 0.7% 98.7%  
244 2% 98%  
245 0.3% 97%  
246 2% 96%  
247 2% 94%  
248 2% 93%  
249 1.4% 90%  
250 3% 89%  
251 1.3% 86%  
252 2% 85%  
253 1.1% 83%  
254 2% 82%  
255 4% 80%  
256 1.1% 76%  
257 0.6% 75%  
258 0.8% 75%  
259 0.2% 74%  
260 1.3% 74%  
261 6% 72%  
262 0.7% 66%  
263 2% 66%  
264 0.6% 63%  
265 3% 63%  
266 2% 60%  
267 2% 58%  
268 0.1% 56%  
269 0.9% 56%  
270 2% 55% Median
271 3% 53%  
272 2% 50%  
273 0.2% 48%  
274 12% 48%  
275 0.2% 36%  
276 1.3% 35%  
277 0.2% 34%  
278 7% 34% Last Result
279 3% 27%  
280 0.7% 24%  
281 2% 23%  
282 1.2% 21%  
283 0.5% 20%  
284 0.6% 20%  
285 0.4% 19%  
286 0.7% 19%  
287 1.2% 18%  
288 5% 17%  
289 2% 11%  
290 3% 10%  
291 0.1% 7%  
292 0.7% 7%  
293 0.2% 6%  
294 0.1% 6%  
295 0.5% 6%  
296 0.3% 5%  
297 0.2% 5%  
298 0.9% 5%  
299 0.8% 4%  
300 0.3% 3%  
301 0.6% 3%  
302 0.2% 2%  
303 0.1% 2%  
304 0.2% 2%  
305 0.3% 2%  
306 0.2% 2%  
307 0.7% 1.4%  
308 0.1% 0.8%  
309 0.2% 0.7%  
310 0% 0.4%  
311 0% 0.4%  
312 0.2% 0.4%  
313 0% 0.2%  
314 0.1% 0.1%  
315 0% 0.1%  
316 0% 0%  

Labour Party – Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
226 0% 100%  
227 0% 99.9%  
228 0% 99.9%  
229 0% 99.9%  
230 0% 99.9%  
231 0.1% 99.8%  
232 0.2% 99.7%  
233 0.2% 99.5%  
234 0% 99.3%  
235 0.3% 99.3%  
236 0.1% 99.0%  
237 0.4% 99.0%  
238 0.6% 98.6%  
239 2% 98%  
240 0.3% 96%  
241 2% 96%  
242 2% 94%  
243 2% 92%  
244 1.0% 90%  
245 3% 89%  
246 1.4% 86%  
247 2% 84%  
248 0.6% 82%  
249 2% 82%  
250 4% 80%  
251 1.4% 76%  
252 0.5% 75%  
253 1.0% 74%  
254 0.3% 73%  
255 0.6% 73%  
256 6% 72%  
257 0.7% 66%  
258 3% 66%  
259 0.4% 63%  
260 3% 63%  
261 2% 60%  
262 2% 58%  
263 0.1% 56%  
264 0.9% 56%  
265 2% 55% Median
266 3% 53%  
267 1.4% 50%  
268 1.2% 49%  
269 12% 47%  
270 0.3% 36%  
271 1.5% 35%  
272 0.1% 34%  
273 7% 34%  
274 3% 27% Last Result
275 0.6% 24%  
276 2% 23%  
277 1.0% 21%  
278 0.1% 20%  
279 0.9% 20%  
280 0.6% 19%  
281 0.3% 19%  
282 2% 18%  
283 5% 17%  
284 2% 11%  
285 2% 9%  
286 0.1% 7%  
287 0.9% 7%  
288 0.2% 6%  
289 0.3% 6%  
290 0.2% 6%  
291 0.2% 5%  
292 0.2% 5%  
293 0.9% 5%  
294 0.7% 4%  
295 0.4% 3%  
296 0.6% 3%  
297 0.2% 2%  
298 0.1% 2%  
299 0.2% 2%  
300 0.1% 2%  
301 0.4% 2%  
302 0.7% 1.5%  
303 0% 0.8%  
304 0.3% 0.7%  
305 0% 0.4%  
306 0% 0.4%  
307 0% 0.4%  
308 0.2% 0.3%  
309 0.1% 0.1%  
310 0% 0.1%  
311 0% 0%  

Labour Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
229 0% 100%  
230 0% 99.9%  
231 0% 99.9%  
232 0.4% 99.9%  
233 0.1% 99.5%  
234 0.1% 99.4%  
235 0% 99.3%  
236 0.4% 99.3%  
237 0% 98.9%  
238 2% 98.8%  
239 0.9% 97%  
240 0% 96%  
241 0.5% 96%  
242 2% 95%  
243 2% 93%  
244 7% 91%  
245 3% 84%  
246 0.1% 81%  
247 0% 81%  
248 0.4% 81%  
249 4% 81%  
250 0.2% 77%  
251 0.5% 76%  
252 1.4% 76%  
253 2% 75%  
254 0.7% 72%  
255 2% 72%  
256 8% 70%  
257 0% 62%  
258 0% 62%  
259 0.1% 62%  
260 0.8% 62%  
261 10% 62%  
262 0% 51%  
263 0.1% 51%  
264 1.4% 51% Median
265 0.2% 50%  
266 0.2% 49% Last Result
267 1.0% 49%  
268 21% 48%  
269 0.1% 27%  
270 0.1% 27%  
271 2% 27%  
272 1.5% 25%  
273 0% 24%  
274 0.3% 24%  
275 0.9% 24%  
276 0.8% 23%  
277 4% 22%  
278 0.5% 17%  
279 2% 17%  
280 4% 15%  
281 0.1% 11%  
282 3% 10%  
283 0.2% 8%  
284 0.1% 8%  
285 1.0% 7%  
286 0.8% 6%  
287 0.1% 6%  
288 0.1% 5%  
289 1.1% 5%  
290 0.9% 4%  
291 0.7% 3%  
292 0.1% 3%  
293 0% 3%  
294 0.1% 3%  
295 0.3% 2%  
296 0.6% 2%  
297 0% 1.5%  
298 0.8% 1.5%  
299 0.2% 0.7%  
300 0.1% 0.5%  
301 0% 0.4%  
302 0.2% 0.3%  
303 0.1% 0.2%  
304 0.1% 0.1%  
305 0% 0%  

Labour Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
223 0% 100%  
224 0% 99.9%  
225 0% 99.9%  
226 0% 99.9%  
227 0.2% 99.8%  
228 0.2% 99.6%  
229 0.1% 99.4%  
230 0.1% 99.3%  
231 0.4% 99.2%  
232 0% 98.8%  
233 2% 98.8%  
234 1.0% 97%  
235 0.5% 96%  
236 0.7% 95%  
237 2% 95%  
238 2% 92%  
239 7% 91%  
240 2% 84%  
241 0.6% 82%  
242 0.2% 81%  
243 0.3% 81%  
244 4% 80%  
245 0.3% 76%  
246 0.5% 76%  
247 2% 76%  
248 2% 74%  
249 0.7% 72%  
250 2% 71%  
251 6% 70%  
252 0.9% 63%  
253 0% 62%  
254 0.1% 62%  
255 0.1% 62%  
256 11% 62%  
257 0.4% 51%  
258 0.2% 51%  
259 0.9% 51% Median
260 0.7% 50%  
261 0.1% 49%  
262 0.9% 49% Last Result
263 21% 48%  
264 0.1% 27%  
265 0.2% 27%  
266 2% 27%  
267 1.3% 25%  
268 0% 24%  
269 0.1% 24%  
270 0.7% 24%  
271 0.9% 23%  
272 4% 22%  
273 1.3% 18%  
274 2% 17%  
275 4% 15%  
276 0.1% 11%  
277 3% 10%  
278 0.6% 8%  
279 0.1% 7%  
280 1.0% 7%  
281 0.3% 6%  
282 0.1% 6%  
283 0.1% 5%  
284 0.9% 5%  
285 1.0% 4%  
286 0.7% 3%  
287 0.1% 3%  
288 0.1% 3%  
289 0.1% 2%  
290 0.3% 2%  
291 0.3% 2%  
292 0.4% 2%  
293 0.8% 1.4%  
294 0.2% 0.7%  
295 0.1% 0.5%  
296 0% 0.4%  
297 0% 0.3%  
298 0.2% 0.3%  
299 0.1% 0.1%  
300 0% 0%  

Technical Information

Opinion Poll

Calculations