Opinion Poll by Opinium for The Observer, 13–15 February 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% 37.3% 35.9–38.7% 35.5–39.1% 35.2–39.4% 34.5–40.1%
Labour Party 40.0% 37.3% 35.9–38.7% 35.5–39.1% 35.2–39.4% 34.5–40.1%
Liberal Democrats 7.4% 8.1% 7.3–8.9% 7.1–9.2% 7.0–9.4% 6.6–9.8%
UK Independence Party 1.8% 7.0% 6.3–7.8% 6.2–8.0% 6.0–8.2% 5.7–8.6%
Scottish National Party 3.0% 4.0% 3.5–4.7% 3.4–4.8% 3.3–5.0% 3.0–5.3%
Green Party 1.6% 4.0% 3.5–4.7% 3.4–4.8% 3.3–5.0% 3.0–5.3%
Plaid Cymru 0.5% 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

Graph with seats not yet produced

Graph with seating plan not yet produced

Confidence Intervals

Party Last Result Median 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Conservative Party 317 281 260–303 258–316 254–320 247–324
Labour Party 262 275 256–295 244–297 240–299 238–308
Liberal Democrats 12 19 13–25 12–25 12–26 11–28
UK Independence Party 0 1 1–2 1–2 1–2 1–2
Scottish National Party 35 52 48–57 45–57 44–57 39–58
Green Party 1 1 1–2 1–2 1–2 1–2
Plaid Cymru 4 0 0–3 0–3 0–4 0–4

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
242 0.3% 100%  
243 0% 99.7%  
244 0% 99.7%  
245 0% 99.7%  
246 0.1% 99.6%  
247 0.1% 99.5%  
248 0.4% 99.4%  
249 0.2% 99.0%  
250 0.1% 98.8%  
251 0.1% 98.8%  
252 0.1% 98.7%  
253 0.7% 98.6%  
254 0.5% 98%  
255 0.7% 97%  
256 0.5% 97%  
257 0.2% 96%  
258 2% 96%  
259 2% 94%  
260 3% 92%  
261 0.6% 89%  
262 1.4% 88%  
263 2% 87%  
264 0.3% 85%  
265 1.0% 84%  
266 0.4% 83%  
267 1.1% 83%  
268 0.2% 82%  
269 1.3% 82%  
270 3% 80%  
271 1.2% 77%  
272 3% 76%  
273 1.3% 72%  
274 6% 71%  
275 1.1% 65%  
276 1.1% 64%  
277 0.8% 63%  
278 9% 62%  
279 0.4% 54%  
280 2% 54%  
281 2% 51% Median
282 0.7% 49%  
283 0.5% 48%  
284 3% 48%  
285 1.0% 45%  
286 2% 44%  
287 0.3% 42%  
288 0.1% 42%  
289 0.2% 42%  
290 1.2% 41%  
291 1.0% 40%  
292 0.4% 39%  
293 2% 39%  
294 1.1% 37%  
295 1.2% 36%  
296 3% 35%  
297 2% 32%  
298 1.4% 30%  
299 0.5% 28%  
300 4% 28%  
301 8% 24%  
302 5% 16%  
303 1.3% 11%  
304 2% 9%  
305 0.1% 8%  
306 0.4% 8%  
307 0.5% 7%  
308 0.2% 7%  
309 0.1% 7%  
310 0.3% 6%  
311 0.1% 6%  
312 0.1% 6%  
313 0.1% 6%  
314 0.3% 6%  
315 0.5% 6%  
316 0.4% 5%  
317 0.2% 5% Last Result
318 1.3% 4%  
319 0.2% 3%  
320 0.5% 3%  
321 1.0% 2%  
322 0.5% 1.4%  
323 0.4% 0.9%  
324 0.1% 0.5%  
325 0.1% 0.4%  
326 0.1% 0.4% Majority
327 0.1% 0.2%  
328 0% 0.2%  
329 0% 0.1%  
330 0% 0.1%  
331 0% 0.1%  
332 0% 0.1%  
333 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
230 0% 100%  
231 0.1% 99.9%  
232 0% 99.9%  
233 0% 99.8%  
234 0% 99.8%  
235 0% 99.8%  
236 0.1% 99.8%  
237 0% 99.8%  
238 0.4% 99.7%  
239 1.4% 99.4%  
240 1.0% 98%  
241 1.3% 97%  
242 0.3% 96%  
243 0.1% 95%  
244 0.4% 95%  
245 0.1% 95%  
246 0.4% 95%  
247 0.3% 94%  
248 0.2% 94%  
249 0.5% 94%  
250 0.2% 93%  
251 0.2% 93%  
252 0.8% 93%  
253 0% 92%  
254 0.1% 92%  
255 0.2% 92%  
256 6% 92%  
257 3% 86%  
258 9% 83%  
259 0.7% 75%  
260 0.8% 74%  
261 0.8% 73%  
262 7% 72% Last Result
263 3% 66%  
264 0.1% 62%  
265 0.6% 62%  
266 2% 62%  
267 0.5% 59%  
268 0.2% 59%  
269 0.4% 59%  
270 0.1% 58%  
271 0.5% 58%  
272 0.9% 58%  
273 0.6% 57%  
274 2% 56%  
275 6% 55% Median
276 2% 49%  
277 0.9% 47%  
278 3% 46%  
279 2% 44%  
280 3% 42%  
281 2% 39%  
282 2% 37%  
283 2% 34%  
284 2% 32%  
285 9% 30%  
286 0.4% 20%  
287 2% 20%  
288 0.1% 18%  
289 0.2% 18%  
290 0.1% 18%  
291 0.4% 18%  
292 0.9% 17%  
293 2% 16%  
294 4% 15%  
295 3% 11%  
296 2% 8%  
297 1.0% 6%  
298 2% 5%  
299 0.9% 3%  
300 0.1% 2%  
301 0.2% 2%  
302 0.2% 2%  
303 0.1% 1.5%  
304 0.2% 1.3%  
305 0.4% 1.1%  
306 0% 0.7%  
307 0.1% 0.6%  
308 0.3% 0.5%  
309 0.1% 0.2%  
310 0.1% 0.1%  
311 0% 0.1%  
312 0% 0.1%  
313 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
6 0% 100%  
7 0.1% 99.9%  
8 0.1% 99.9%  
9 0.1% 99.8%  
10 0.1% 99.6%  
11 1.3% 99.5%  
12 6% 98% Last Result
13 4% 92%  
14 4% 88%  
15 3% 84%  
16 7% 81%  
17 13% 75%  
18 11% 61%  
19 4% 50% Median
20 12% 47%  
21 9% 35%  
22 7% 26%  
23 3% 19%  
24 3% 16%  
25 10% 13%  
26 1.3% 3%  
27 1.5% 2%  
28 0.5% 0.6%  
29 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 85% 100% Median
2 15% 15%  
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
29 0.1% 100%  
30 0% 99.9%  
31 0% 99.9%  
32 0% 99.9%  
33 0% 99.9%  
34 0% 99.9%  
35 0.1% 99.9% Last Result
36 0% 99.8%  
37 0% 99.8%  
38 0.3% 99.8%  
39 0.2% 99.5%  
40 0.1% 99.3%  
41 0.9% 99.2%  
42 0.7% 98%  
43 0% 98%  
44 0.5% 98%  
45 3% 97%  
46 0.4% 94%  
47 1.4% 94%  
48 5% 92%  
49 7% 88%  
50 2% 81%  
51 21% 79%  
52 17% 58% Median
53 2% 41%  
54 11% 39%  
55 5% 28%  
56 8% 23%  
57 14% 15%  
58 1.4% 1.4%  
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 67% 100% Last Result, Median
2 33% 33%  
3 0.1% 0.1%  
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
0 51% 100% Median
1 21% 49%  
2 16% 27%  
3 8% 11%  
4 3% 3% Last Result
5 0.4% 0.4%  
6 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 313 349 91% 327–369 314–371 309–376 306–382
Labour Party – Liberal Democrats – Scottish National Party 309 349 91% 326–368 311–371 309–374 304–382
Conservative Party – Scottish National Party – Plaid Cymru 356 336 70% 314–358 311–367 308–371 300–377
Conservative Party – Scottish National Party 352 335 70% 314–357 310–366 307–371 299–376
Labour Party – Scottish National Party – Plaid Cymru 301 328 58% 309–350 295–351 292–354 288–362
Labour Party – Scottish National Party 297 327 57% 308–349 293–350 290–353 288–361
Conservative Party – Liberal Democrats 329 302 7% 280–321 278–334 276–338 268–342
Labour Party – Liberal Democrats – Plaid Cymru 278 294 1.1% 273–315 263–319 259–323 253–330
Labour Party – Liberal Democrats 274 294 0.7% 272–315 263–318 258–322 252–329
Conservative Party – Plaid Cymru 321 281 0.5% 261–303 258–318 255–321 247–325
Conservative Party 317 281 0.4% 260–303 258–316 254–320 247–324
Labour Party – Plaid Cymru 266 275 0% 256–295 244–299 241–300 239–309
Labour Party 262 275 0% 256–295 244–297 240–299 238–308

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
297 0% 100%  
298 0% 99.9%  
299 0% 99.9%  
300 0% 99.9%  
301 0% 99.9%  
302 0.1% 99.9%  
303 0.1% 99.8%  
304 0.2% 99.7%  
305 0% 99.5%  
306 0% 99.5%  
307 0.7% 99.5%  
308 0.2% 98.8%  
309 1.2% 98.6%  
310 0.6% 97%  
311 0.3% 97%  
312 1.1% 96%  
313 0.2% 95% Last Result
314 0.4% 95%  
315 0.6% 95%  
316 0.1% 94%  
317 0.1% 94%  
318 0.1% 94%  
319 0.1% 94%  
320 0.2% 94%  
321 0.2% 94%  
322 0.5% 93%  
323 0.2% 93%  
324 0.4% 93%  
325 1.5% 92%  
326 0.2% 91% Majority
327 2% 91%  
328 12% 89%  
329 2% 77%  
330 4% 76%  
331 0.3% 72%  
332 2% 72%  
333 4% 69%  
334 0.5% 65%  
335 1.3% 65%  
336 3% 64%  
337 0.1% 61%  
338 0.2% 61%  
339 2% 61%  
340 0.2% 59%  
341 0.2% 58%  
342 0.3% 58%  
343 0% 58%  
344 3% 58%  
345 2% 55%  
346 1.3% 53% Median
347 0.6% 52%  
348 0.6% 51%  
349 2% 51%  
350 2% 49%  
351 2% 46%  
352 7% 44%  
353 0.9% 37%  
354 0.6% 36%  
355 2% 36%  
356 6% 34%  
357 3% 28%  
358 0.1% 24%  
359 1.2% 24%  
360 4% 23%  
361 0.3% 18%  
362 0.2% 18%  
363 1.2% 18%  
364 0.9% 17%  
365 0.3% 16%  
366 2% 16%  
367 0.8% 14%  
368 2% 13%  
369 2% 11%  
370 2% 9%  
371 2% 6%  
372 0.5% 4%  
373 0.4% 4%  
374 0.9% 3%  
375 0% 3%  
376 0.8% 3%  
377 0.4% 2%  
378 0.1% 1.3%  
379 0.1% 1.2%  
380 0.2% 1.2%  
381 0.4% 1.0%  
382 0.1% 0.6%  
383 0.1% 0.5%  
384 0% 0.4%  
385 0% 0.3%  
386 0% 0.3%  
387 0.2% 0.3%  
388 0% 0.1%  
389 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
296 0% 100%  
297 0% 99.9%  
298 0% 99.9%  
299 0% 99.9%  
300 0% 99.9%  
301 0% 99.8%  
302 0.1% 99.8%  
303 0.1% 99.7%  
304 0.1% 99.6%  
305 0.2% 99.5%  
306 0.1% 99.3%  
307 0.6% 99.3%  
308 0.2% 98.7%  
309 2% 98% Last Result
310 1.2% 97%  
311 0.7% 96%  
312 0.2% 95%  
313 0.2% 95%  
314 0.4% 95%  
315 0.1% 94%  
316 0.2% 94%  
317 0.1% 94%  
318 0% 94%  
319 0.2% 94%  
320 0.2% 94%  
321 0.1% 93%  
322 0.6% 93%  
323 0.7% 93%  
324 0.5% 92%  
325 0.8% 91%  
326 0.7% 91% Majority
327 9% 90%  
328 6% 81%  
329 4% 75%  
330 0.1% 71%  
331 0.2% 71%  
332 2% 71%  
333 6% 68%  
334 0.6% 62%  
335 0.1% 61%  
336 1.2% 61%  
337 1.2% 60%  
338 0.1% 59%  
339 0.3% 59%  
340 0.2% 58%  
341 0.1% 58%  
342 0.3% 58%  
343 0.6% 58%  
344 4% 57%  
345 1.5% 54%  
346 0.2% 52% Median
347 1.3% 52%  
348 0.6% 51%  
349 3% 50%  
350 4% 47%  
351 0.8% 43%  
352 8% 43%  
353 1.0% 35%  
354 0.9% 34%  
355 3% 33%  
356 5% 30%  
357 3% 25%  
358 3% 22%  
359 0.4% 19%  
360 0.3% 18%  
361 0.2% 18%  
362 0.3% 18%  
363 1.1% 17%  
364 0.9% 16%  
365 0.8% 15%  
366 2% 15%  
367 0.3% 12%  
368 3% 12%  
369 1.4% 9%  
370 2% 8%  
371 2% 6%  
372 0.7% 4%  
373 0.2% 3%  
374 0.7% 3%  
375 0.5% 2%  
376 0.5% 2%  
377 0.1% 1.3%  
378 0% 1.2%  
379 0.2% 1.2%  
380 0.1% 1.0%  
381 0.4% 0.9%  
382 0.1% 0.6%  
383 0.1% 0.4%  
384 0% 0.3%  
385 0% 0.3%  
386 0.2% 0.3%  
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
296 0% 100%  
297 0.2% 99.9%  
298 0.1% 99.7%  
299 0% 99.6%  
300 0.1% 99.6%  
301 0% 99.4%  
302 0% 99.4%  
303 0.1% 99.4%  
304 0.4% 99.3%  
305 0.4% 98.9%  
306 0.4% 98%  
307 0.1% 98%  
308 0.6% 98%  
309 1.2% 97%  
310 0.8% 96%  
311 2% 95%  
312 1.4% 93%  
313 1.0% 92%  
314 1.0% 91%  
315 1.2% 90%  
316 0.3% 89%  
317 3% 88%  
318 0.5% 85%  
319 0.7% 85%  
320 0.4% 84%  
321 0.3% 84%  
322 2% 83%  
323 4% 81%  
324 2% 77%  
325 5% 75%  
326 1.5% 70% Majority
327 1.0% 69%  
328 3% 68%  
329 0.3% 65%  
330 7% 65%  
331 3% 58%  
332 1.4% 55%  
333 0.3% 54% Median
334 2% 53%  
335 0.1% 51%  
336 3% 51%  
337 2% 48%  
338 0.8% 45%  
339 0.1% 44%  
340 0.5% 44%  
341 0.7% 44%  
342 1.5% 43%  
343 1.1% 42%  
344 0.7% 41%  
345 2% 40%  
346 1.2% 38%  
347 2% 37%  
348 2% 35%  
349 0.8% 33%  
350 0.4% 32%  
351 6% 32%  
352 3% 26%  
353 9% 23%  
354 0.1% 14%  
355 1.5% 13%  
356 0.8% 12% Last Result
357 0.6% 11%  
358 2% 11%  
359 0.3% 9%  
360 0.8% 9%  
361 0.8% 8%  
362 0.1% 7%  
363 0.4% 7%  
364 0.4% 6%  
365 0.4% 6%  
366 0.3% 6%  
367 0.6% 5%  
368 0.1% 5%  
369 1.2% 5%  
370 0.4% 3%  
371 0.6% 3%  
372 0.2% 2%  
373 0.3% 2%  
374 0.9% 2%  
375 0.1% 0.9%  
376 0.2% 0.8%  
377 0.4% 0.7%  
378 0.1% 0.3%  
379 0% 0.2%  
380 0% 0.2%  
381 0% 0.1%  
382 0% 0.1%  
383 0% 0.1%  
384 0% 0.1%  
385 0% 0%  

Conservative Party – Scottish National Party

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 0.3% 99.9%  
297 0.1% 99.7%  
298 0% 99.6%  
299 0.1% 99.6%  
300 0.1% 99.5%  
301 0% 99.4%  
302 0% 99.4%  
303 0.1% 99.4%  
304 0.7% 99.2%  
305 0.3% 98%  
306 0.2% 98%  
307 0.7% 98%  
308 0.7% 97%  
309 0.8% 96%  
310 1.5% 96%  
311 2% 94%  
312 1.2% 92%  
313 1.0% 91%  
314 0.6% 90%  
315 1.4% 90%  
316 2% 88%  
317 2% 86%  
318 0.7% 85%  
319 0.5% 84%  
320 0.5% 83%  
321 5% 83%  
322 2% 77%  
323 1.0% 76%  
324 0.3% 75%  
325 5% 74%  
326 3% 70% Majority
327 0.9% 67%  
328 3% 66%  
329 0.3% 63%  
330 6% 63%  
331 3% 57%  
332 1.1% 54%  
333 1.4% 53% Median
334 0.4% 51%  
335 2% 51%  
336 2% 49%  
337 2% 47%  
338 0.6% 45%  
339 0.2% 44%  
340 0.6% 44%  
341 2% 43%  
342 0.5% 41%  
343 2% 40%  
344 2% 38%  
345 0.4% 36%  
346 0.9% 35%  
347 0.5% 35%  
348 2% 34%  
349 0.6% 32%  
350 0.6% 32%  
351 6% 31%  
352 12% 26% Last Result
353 0.8% 13%  
354 0.2% 13%  
355 1.4% 12%  
356 0.2% 11%  
357 2% 11%  
358 1.4% 9%  
359 0.1% 8%  
360 0.1% 8%  
361 1.1% 7%  
362 0.2% 6%  
363 0.2% 6%  
364 0.2% 6%  
365 0.3% 6%  
366 0.6% 5%  
367 0.4% 5%  
368 0.1% 4%  
369 1.2% 4%  
370 0.5% 3%  
371 0.6% 3%  
372 1.0% 2%  
373 0.1% 1.0%  
374 0.2% 0.9%  
375 0.1% 0.8%  
376 0.1% 0.6%  
377 0.3% 0.5%  
378 0% 0.2%  
379 0% 0.1%  
380 0% 0.1%  
381 0% 0.1%  
382 0% 0.1%  
383 0% 0.1%  
384 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
279 0% 100%  
280 0% 99.9%  
281 0% 99.9%  
282 0% 99.9%  
283 0.1% 99.9%  
284 0.1% 99.8%  
285 0% 99.7%  
286 0.1% 99.7%  
287 0% 99.6%  
288 0.3% 99.6%  
289 1.1% 99.3%  
290 0.2% 98%  
291 0.2% 98%  
292 0.7% 98%  
293 1.0% 97%  
294 0.4% 96%  
295 1.0% 96%  
296 0.1% 95%  
297 0.1% 95%  
298 0.3% 95%  
299 0.1% 94%  
300 0.1% 94%  
301 0.2% 94% Last Result
302 0.1% 94%  
303 0.3% 94%  
304 0.3% 93%  
305 2% 93%  
306 0.5% 91%  
307 0.4% 91%  
308 0.5% 91%  
309 2% 90%  
310 7% 88%  
311 6% 80%  
312 4% 74%  
313 0.7% 71%  
314 2% 70%  
315 1.0% 68%  
316 4% 67%  
317 0.9% 63%  
318 0.3% 62%  
319 1.1% 62%  
320 1.2% 61%  
321 0.2% 59%  
322 0.8% 59%  
323 0.2% 58%  
324 0.4% 58%  
325 0.2% 58%  
326 0.5% 58% Majority
327 6% 57% Median
328 4% 51%  
329 0.5% 48%  
330 1.1% 47%  
331 0.3% 46%  
332 3% 46%  
333 2% 43%  
334 2% 42%  
335 3% 40%  
336 6% 36%  
337 4% 30%  
338 4% 26%  
339 1.0% 22%  
340 2% 21%  
341 0.5% 20%  
342 0.2% 19%  
343 0.8% 19%  
344 0.7% 18%  
345 0.6% 17%  
346 3% 17%  
347 1.2% 13%  
348 0.5% 12%  
349 2% 12%  
350 3% 10%  
351 3% 7%  
352 0.7% 4%  
353 0.4% 3%  
354 0.6% 3%  
355 0.4% 2%  
356 0.1% 2%  
357 0% 2%  
358 0.3% 2%  
359 0.2% 1.3%  
360 0.2% 1.1%  
361 0.3% 0.9%  
362 0.1% 0.6%  
363 0.3% 0.4%  
364 0% 0.2%  
365 0% 0.1%  
366 0.1% 0.1%  
367 0% 0.1%  
368 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% 100%  
280 0% 99.9%  
281 0% 99.9%  
282 0.1% 99.9%  
283 0% 99.8%  
284 0% 99.7%  
285 0% 99.7%  
286 0.1% 99.7%  
287 0% 99.6%  
288 0.3% 99.6%  
289 1.4% 99.2%  
290 0.5% 98%  
291 0.4% 97%  
292 0.3% 97%  
293 2% 97%  
294 0.1% 95%  
295 0.2% 95%  
296 0.2% 95%  
297 0.1% 94% Last Result
298 0.1% 94%  
299 0.2% 94%  
300 0.1% 94%  
301 0.3% 94%  
302 0.1% 94%  
303 0.3% 93%  
304 0.2% 93%  
305 2% 93%  
306 0.5% 91%  
307 0.4% 91%  
308 3% 90%  
309 7% 88%  
310 2% 81%  
311 6% 79%  
312 4% 73%  
313 2% 69%  
314 3% 67%  
315 2% 64%  
316 0.9% 62%  
317 0.9% 61%  
318 0.4% 60%  
319 0.2% 60%  
320 1.1% 60%  
321 0.2% 59%  
322 0.3% 58%  
323 0.2% 58%  
324 0.5% 58%  
325 0.4% 58%  
326 0.5% 57% Majority
327 7% 57% Median
328 3% 50%  
329 0.7% 47%  
330 1.3% 46%  
331 2% 45%  
332 3% 43%  
333 3% 41%  
334 0.4% 37%  
335 3% 37%  
336 8% 34%  
337 5% 26%  
338 2% 21%  
339 0.4% 19%  
340 0.1% 19%  
341 0.6% 19%  
342 0.5% 18%  
343 0.3% 18%  
344 0.2% 18%  
345 0.6% 17%  
346 4% 17%  
347 0.8% 13%  
348 2% 12%  
349 1.3% 10%  
350 5% 9%  
351 1.0% 4%  
352 0.3% 3%  
353 0.9% 3%  
354 0% 2%  
355 0.1% 2%  
356 0.1% 2%  
357 0.1% 2%  
358 0.2% 1.5%  
359 0.3% 1.2%  
360 0.2% 1.0%  
361 0.3% 0.8%  
362 0.3% 0.5%  
363 0% 0.2%  
364 0% 0.1%  
365 0% 0.1%  
366 0% 0.1%  
367 0% 0%  

Conservative Party – Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
263 0.1% 100%  
264 0% 99.9%  
265 0% 99.9%  
266 0.3% 99.8%  
267 0% 99.6%  
268 0.4% 99.5%  
269 0.3% 99.1%  
270 0.1% 98.9%  
271 0.3% 98.7%  
272 0.1% 98%  
273 0.1% 98%  
274 0.2% 98%  
275 0.5% 98%  
276 0.6% 98%  
277 0.7% 97%  
278 3% 96%  
279 3% 93%  
280 2% 91%  
281 0.8% 89%  
282 0.9% 88%  
283 3% 87%  
284 1.4% 84%  
285 0.2% 83%  
286 0.7% 82%  
287 0.7% 82%  
288 0.3% 81%  
289 2% 81%  
290 0.4% 79%  
291 1.1% 79%  
292 4% 77%  
293 5% 73%  
294 6% 68%  
295 3% 62%  
296 0.8% 59%  
297 3% 58%  
298 2% 56%  
299 0.4% 54%  
300 1.1% 54% Median
301 2% 53%  
302 2% 51%  
303 6% 48%  
304 0.2% 42%  
305 0.4% 42%  
306 0.1% 42%  
307 0.3% 42%  
308 0.7% 41%  
309 0.1% 41%  
310 2% 41%  
311 0.5% 38%  
312 0.1% 38%  
313 2% 38%  
314 3% 35%  
315 2% 33%  
316 0.9% 31%  
317 4% 30%  
318 2% 26%  
319 12% 24%  
320 0.1% 12%  
321 3% 12%  
322 0.4% 10%  
323 0.7% 9%  
324 0.4% 9%  
325 2% 8%  
326 0.3% 7% Majority
327 0.1% 6%  
328 0.1% 6%  
329 0.1% 6% Last Result
330 0.1% 6%  
331 0.2% 6%  
332 0.1% 6%  
333 0.1% 5%  
334 0.4% 5%  
335 1.1% 5%  
336 0.5% 4%  
337 0.6% 3%  
338 0.7% 3%  
339 0.1% 2%  
340 0.2% 2%  
341 1.1% 2%  
342 0.3% 0.7%  
343 0% 0.3%  
344 0.1% 0.3%  
345 0% 0.3%  
346 0.1% 0.2%  
347 0% 0.1%  
348 0% 0.1%  
349 0% 0.1%  
350 0% 0.1%  
351 0% 0%  

Labour Party – Liberal Democrats – Plaid Cymru

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% 99.9%  
251 0% 99.9%  
252 0.2% 99.8%  
253 0.2% 99.6%  
254 0.1% 99.4%  
255 0.1% 99.3%  
256 0.2% 99.2%  
257 0.1% 99.0%  
258 1.4% 98.9%  
259 0.4% 98%  
260 0.5% 97%  
261 1.0% 97%  
262 0.2% 96%  
263 0.6% 95%  
264 0.4% 95%  
265 0.4% 95%  
266 0.2% 94%  
267 0.3% 94%  
268 0.9% 94%  
269 0.2% 93%  
270 0.2% 93%  
271 0.4% 92%  
272 1.3% 92%  
273 2% 91%  
274 0.2% 89%  
275 2% 89%  
276 0.3% 87%  
277 9% 87%  
278 3% 77% Last Result
279 6% 74%  
280 0.7% 68%  
281 1.3% 68%  
282 0.7% 66%  
283 0.6% 66%  
284 0.9% 65%  
285 2% 64%  
286 0.6% 62%  
287 2% 62%  
288 1.5% 60%  
289 2% 58%  
290 0.4% 57%  
291 0.6% 56%  
292 0.1% 55%  
293 3% 55%  
294 3% 53% Median
295 0.3% 49%  
296 2% 49%  
297 0.1% 47%  
298 1.4% 47%  
299 3% 46%  
300 6% 43%  
301 2% 37%  
302 1.3% 35%  
303 3% 34%  
304 0.6% 31%  
305 5% 30%  
306 0.3% 25%  
307 1.5% 25%  
308 3% 24%  
309 4% 21%  
310 0.7% 17%  
311 0.5% 16%  
312 2% 16%  
313 2% 14%  
314 0.9% 12%  
315 1.1% 11%  
316 0.1% 10%  
317 2% 10%  
318 2% 8%  
319 1.1% 6%  
320 1.2% 5%  
321 0.4% 4%  
322 0.4% 3%  
323 0.8% 3%  
324 0.2% 2%  
325 0.6% 2%  
326 0.5% 1.1% Majority
327 0% 0.7%  
328 0% 0.6%  
329 0.1% 0.6%  
330 0.1% 0.5%  
331 0.1% 0.5%  
332 0.1% 0.4%  
333 0.2% 0.3%  
334 0% 0.1%  
335 0% 0.1%  
336 0% 0.1%  
337 0% 0%  

Labour Party – Liberal Democrats

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
246 0% 100%  
247 0% 99.9%  
248 0% 99.9%  
249 0% 99.9%  
250 0% 99.9%  
251 0% 99.8%  
252 0.3% 99.8%  
253 0.2% 99.5%  
254 0.2% 99.3%  
255 0.1% 99.1%  
256 1.1% 99.0%  
257 0.4% 98%  
258 0.2% 98%  
259 0.4% 97%  
260 0.6% 97%  
261 1.0% 96%  
262 0.1% 95%  
263 0.7% 95%  
264 0.1% 94%  
265 0.5% 94%  
266 0.6% 94%  
267 0.1% 93%  
268 0.7% 93%  
269 0.3% 92%  
270 1.0% 92%  
271 0.3% 91%  
272 2% 91%  
273 0.6% 89%  
274 0.7% 89% Last Result
275 2% 88%  
276 6% 86%  
277 6% 80%  
278 0.4% 74%  
279 6% 73%  
280 0.6% 68%  
281 2% 67%  
282 2% 66%  
283 0.7% 64%  
284 1.0% 63%  
285 2% 62%  
286 2% 60%  
287 0.2% 58%  
288 2% 58%  
289 0.3% 56%  
290 0.4% 56%  
291 0.5% 56%  
292 0.7% 55%  
293 4% 54%  
294 2% 51% Median
295 2% 49%  
296 0.9% 47%  
297 0.3% 46%  
298 2% 46%  
299 2% 44%  
300 7% 42%  
301 3% 35%  
302 0.4% 32%  
303 2% 32%  
304 1.0% 30%  
305 6% 29%  
306 1.0% 23%  
307 5% 22%  
308 1.1% 18%  
309 0.3% 17%  
310 0.4% 16%  
311 0.6% 16%  
312 3% 15%  
313 0.4% 12%  
314 0.8% 11%  
315 1.3% 11%  
316 0.3% 9%  
317 2% 9%  
318 2% 7%  
319 0.5% 5%  
320 1.2% 4%  
321 0.4% 3%  
322 0.7% 3%  
323 0.3% 2%  
324 0.2% 2%  
325 0.8% 1.5%  
326 0.1% 0.7% Majority
327 0% 0.6%  
328 0% 0.6%  
329 0.1% 0.6%  
330 0% 0.4%  
331 0.1% 0.4%  
332 0.2% 0.3%  
333 0% 0.1%  
334 0% 0.1%  
335 0% 0%  

Conservative Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
243 0.2% 100%  
244 0% 99.7%  
245 0% 99.7%  
246 0.1% 99.7%  
247 0.1% 99.6%  
248 0.4% 99.4%  
249 0% 99.1%  
250 0.2% 99.0%  
251 0.1% 98.8%  
252 0.1% 98.8%  
253 0.2% 98.7%  
254 0.4% 98%  
255 1.2% 98%  
256 0.1% 97%  
257 0.4% 97%  
258 2% 96%  
259 2% 95%  
260 1.0% 92%  
261 3% 92%  
262 1.2% 89%  
263 2% 88%  
264 0.2% 85%  
265 1.5% 85%  
266 0.4% 84%  
267 1.1% 83%  
268 0.2% 82%  
269 0.1% 82%  
270 0.3% 82%  
271 0.5% 82%  
272 6% 81%  
273 0.8% 76%  
274 7% 75%  
275 2% 68%  
276 0.1% 66%  
277 1.3% 65%  
278 8% 64%  
279 2% 57%  
280 3% 55%  
281 2% 52% Median
282 0.7% 50%  
283 1.0% 49%  
284 0.3% 48%  
285 3% 48%  
286 3% 45%  
287 0.4% 42%  
288 0.1% 42%  
289 0.1% 42%  
290 0.3% 42%  
291 0.1% 41%  
292 0.9% 41%  
293 0.4% 40%  
294 1.3% 40%  
295 0.5% 39%  
296 5% 38%  
297 3% 33%  
298 1.3% 31%  
299 0.3% 29%  
300 0.7% 29%  
301 5% 28%  
302 12% 24%  
303 3% 12%  
304 1.1% 10%  
305 0.1% 8%  
306 0.9% 8%  
307 0.6% 7%  
308 0.1% 7%  
309 0.1% 7%  
310 0.4% 7%  
311 0.1% 6%  
312 0.1% 6%  
313 0.1% 6%  
314 0.2% 6%  
315 0% 6%  
316 0.5% 6%  
317 0.1% 5%  
318 0.2% 5%  
319 0.9% 5%  
320 1.4% 4%  
321 1.1% 3% Last Result
322 0.4% 2%  
323 0.4% 1.1%  
324 0.2% 0.7%  
325 0% 0.5%  
326 0.1% 0.5% Majority
327 0.1% 0.3%  
328 0.1% 0.3%  
329 0% 0.2%  
330 0% 0.1%  
331 0% 0.1%  
332 0% 0.1%  
333 0% 0.1%  
334 0% 0.1%  
335 0% 0%  

Conservative Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
242 0.3% 100%  
243 0% 99.7%  
244 0% 99.7%  
245 0% 99.7%  
246 0.1% 99.6%  
247 0.1% 99.5%  
248 0.4% 99.4%  
249 0.2% 99.0%  
250 0.1% 98.8%  
251 0.1% 98.8%  
252 0.1% 98.7%  
253 0.7% 98.6%  
254 0.5% 98%  
255 0.7% 97%  
256 0.5% 97%  
257 0.2% 96%  
258 2% 96%  
259 2% 94%  
260 3% 92%  
261 0.6% 89%  
262 1.4% 88%  
263 2% 87%  
264 0.3% 85%  
265 1.0% 84%  
266 0.4% 83%  
267 1.1% 83%  
268 0.2% 82%  
269 1.3% 82%  
270 3% 80%  
271 1.2% 77%  
272 3% 76%  
273 1.3% 72%  
274 6% 71%  
275 1.1% 65%  
276 1.1% 64%  
277 0.8% 63%  
278 9% 62%  
279 0.4% 54%  
280 2% 54%  
281 2% 51% Median
282 0.7% 49%  
283 0.5% 48%  
284 3% 48%  
285 1.0% 45%  
286 2% 44%  
287 0.3% 42%  
288 0.1% 42%  
289 0.2% 42%  
290 1.2% 41%  
291 1.0% 40%  
292 0.4% 39%  
293 2% 39%  
294 1.1% 37%  
295 1.2% 36%  
296 3% 35%  
297 2% 32%  
298 1.4% 30%  
299 0.5% 28%  
300 4% 28%  
301 8% 24%  
302 5% 16%  
303 1.3% 11%  
304 2% 9%  
305 0.1% 8%  
306 0.4% 8%  
307 0.5% 7%  
308 0.2% 7%  
309 0.1% 7%  
310 0.3% 6%  
311 0.1% 6%  
312 0.1% 6%  
313 0.1% 6%  
314 0.3% 6%  
315 0.5% 6%  
316 0.4% 5%  
317 0.2% 5% Last Result
318 1.3% 4%  
319 0.2% 3%  
320 0.5% 3%  
321 1.0% 2%  
322 0.5% 1.4%  
323 0.4% 0.9%  
324 0.1% 0.5%  
325 0.1% 0.4%  
326 0.1% 0.4% Majority
327 0.1% 0.2%  
328 0% 0.2%  
329 0% 0.1%  
330 0% 0.1%  
331 0% 0.1%  
332 0% 0.1%  
333 0% 0%  

Labour Party – Plaid Cymru

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
231 0% 100%  
232 0.1% 99.9%  
233 0% 99.9%  
234 0% 99.9%  
235 0% 99.8%  
236 0% 99.8%  
237 0% 99.8%  
238 0.2% 99.8%  
239 0.3% 99.5%  
240 0.5% 99.2%  
241 2% 98.7%  
242 0.9% 96%  
243 0.2% 96%  
244 0.3% 95%  
245 0.1% 95%  
246 0.4% 95%  
247 0.3% 95%  
248 0.1% 94%  
249 0.4% 94%  
250 0.4% 94%  
251 0.4% 93%  
252 0.4% 93%  
253 0.1% 93%  
254 0.6% 92%  
255 0% 92%  
256 3% 92%  
257 5% 89%  
258 1.1% 84%  
259 7% 83%  
260 1.3% 76%  
261 0.9% 75%  
262 5% 74%  
263 3% 68%  
264 0.8% 65%  
265 2% 64%  
266 0.3% 62% Last Result
267 0.8% 62%  
268 2% 61%  
269 0.2% 59%  
270 0.1% 59%  
271 0.3% 59%  
272 0.4% 58%  
273 1.1% 58%  
274 0.3% 57%  
275 7% 56% Median
276 0.3% 49%  
277 2% 49%  
278 1.2% 47%  
279 2% 46%  
280 3% 44%  
281 2% 42%  
282 3% 39%  
283 4% 36%  
284 0.2% 32%  
285 5% 32%  
286 2% 27%  
287 5% 25%  
288 1.2% 20%  
289 0.7% 19%  
290 0.2% 18%  
291 0.5% 18%  
292 0.1% 18%  
293 2% 17%  
294 3% 15%  
295 4% 12%  
296 2% 9%  
297 0.5% 7%  
298 1.2% 6%  
299 2% 5%  
300 1.3% 3%  
301 0.3% 2%  
302 0.3% 2%  
303 0.1% 2%  
304 0.3% 1.5%  
305 0.5% 1.2%  
306 0% 0.7%  
307 0.1% 0.7%  
308 0.1% 0.6%  
309 0.3% 0.5%  
310 0.1% 0.2%  
311 0.1% 0.2%  
312 0% 0.1%  
313 0% 0.1%  
314 0% 0%  

Labour Party

Graph with seats probability mass function not yet produced

Number of Seats Probability Accumulated Special Marks
230 0% 100%  
231 0.1% 99.9%  
232 0% 99.9%  
233 0% 99.8%  
234 0% 99.8%  
235 0% 99.8%  
236 0.1% 99.8%  
237 0% 99.8%  
238 0.4% 99.7%  
239 1.4% 99.4%  
240 1.0% 98%  
241 1.3% 97%  
242 0.3% 96%  
243 0.1% 95%  
244 0.4% 95%  
245 0.1% 95%  
246 0.4% 95%  
247 0.3% 94%  
248 0.2% 94%  
249 0.5% 94%  
250 0.2% 93%  
251 0.2% 93%  
252 0.8% 93%  
253 0% 92%  
254 0.1% 92%  
255 0.2% 92%  
256 6% 92%  
257 3% 86%  
258 9% 83%  
259 0.7% 75%  
260 0.8% 74%  
261 0.8% 73%  
262 7% 72% Last Result
263 3% 66%  
264 0.1% 62%  
265 0.6% 62%  
266 2% 62%  
267 0.5% 59%  
268 0.2% 59%  
269 0.4% 59%  
270 0.1% 58%  
271 0.5% 58%  
272 0.9% 58%  
273 0.6% 57%  
274 2% 56%  
275 6% 55% Median
276 2% 49%  
277 0.9% 47%  
278 3% 46%  
279 2% 44%  
280 3% 42%  
281 2% 39%  
282 2% 37%  
283 2% 34%  
284 2% 32%  
285 9% 30%  
286 0.4% 20%  
287 2% 20%  
288 0.1% 18%  
289 0.2% 18%  
290 0.1% 18%  
291 0.4% 18%  
292 0.9% 17%  
293 2% 16%  
294 4% 15%  
295 3% 11%  
296 2% 8%  
297 1.0% 6%  
298 2% 5%  
299 0.9% 3%  
300 0.1% 2%  
301 0.2% 2%  
302 0.2% 2%  
303 0.1% 1.5%  
304 0.2% 1.3%  
305 0.4% 1.1%  
306 0% 0.7%  
307 0.1% 0.6%  
308 0.3% 0.5%  
309 0.1% 0.2%  
310 0.1% 0.1%  
311 0% 0.1%  
312 0% 0.1%  
313 0% 0%  

Technical Information

Opinion Poll

Calculations