Opinion polling for the 2017 United Kingdom general election

Opinion polling for the 2017 United Kingdom general election was carried out by various organisations to gauge voting intention. Most of the polling companies listed are members of the British Polling Council (BPC) and abide by its disclosure rules. The opinion polls listed range from the previous election on 7 May 2015 to the election on 8 June 2017.

Under the Fixed-term Parliaments Act 2011, the next general election after 2015 was not scheduled to be held until 7 May 2020. However, on 18 April 2017, Prime Minister Theresa May announced she would seek a snap election on 8 June 2017, and this was officially triggered by a successful House of Commons motion the following day.

Graphical summaries

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National poll results

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Most opinion polls do not cover Northern Ireland, which has different major political parties from the rest of the United Kingdom. The Scottish National Party (SNP) only stands candidates in Scotland. Due to rounding, total figures may not add up to 100%. The lead is calculated by subtracting the polling percentage of the first party (shaded in the party's colour, and in bold) by that of the second party.

2017

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Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD SNP Grn Others Lead
8 Jun 20172017 general election[a]43.5%41.0%1.9%7.6%3.1%1.7%1.2%2.5
6–7 Jun Ipsos MORI/Evening Standard 1,291 44% 36% 4% 7% 5% 2% 2% 8
6–7 Jun BMG/The Herald 1,199 46% 33% 5% 8% 4% 3% 2% 13
6–7 Jun Survation 2,798 41% 40% 2% 8% 4% 2% 2% 1
6–7 Jun ICM/The Guardian 1,532 46% 34% 5% 7% 5% 2% 1% 12
5–7 Jun YouGov/The Times[b] 2,130 42%[b] 35%[b] 5% 10% 5%[c] 2% 1% 7[b]
5–7 Jun ComRes/Independent Archived 8 June 2017 at the Wayback Machine 2,051 44% 34% 5% 9% 4% 2% 1% 10
4–7 Jun Qriously/Wired 2,213 39% 41% 4% 6% 3% 7% 2
2–7 Jun Panelbase Archived 8 June 2017 at the Wayback Machine 3,018 44% 36% 5% 7% 4% 2% 2% 8
1–7 Jun Kantar Public Archived 11 June 2017 at the Wayback Machine 2,159 43% 38% 4% 7% 4% 2% 2% 5
4–6 Jun Opinium 3,002 43% 36% 5% 8% 5% 2% 1% 7
2–4 Jun ICM/The Guardian 2,000 45% 34% 5% 8% 4% 3% 1% 11
3 JunLondon Bridge terror attack, national campaigning partially suspended on 4 June[3]
3 Jun Survation/Mail on Sunday 1,049 40% 39% 5% 8% 4% 5% 1
2–3 Jun Survation/Good Morning Britain[d] 1,103 41% 40% 3% 6% 4% 1% 4% 1
1–2 Jun YouGov/Sunday Times 1,989 42% 38% 4% 9% 4%[c] 2% 0% 4
31 May – 2 Jun ICM/The Sun on Sunday 2,051 45% 34% 5% 9% 4% 3% 1% 11
31 May – 2 Jun ComRes/Sunday Mirror, Independent on Sunday 2,038 47% 35% 4% 8% 3% 1% 1% 12
31 May – 1 Jun Norstat 1,013 39% 35% 6% 8% * 3% 9% 4
31 May – 1 Jun ORB/Telegraph 1,656 45% 36% 4% 8% 7% 9
30 May – 1 Jun Ipsos MORI/Evening Standard[d] 1,046 45% 40% 2% 7% 3%[c] 2% 1% 5
26 May – 1 Jun Panelbase Archived 14 August 2017 at the Wayback Machine 1,224 44% 36% 5% 7% 5% 2% 1% 8
30–31 May Opinium/Observer 2,006 43% 37% 5% 6% 5% 2% 1% 6
30–31 May YouGov/The Times 1,875 42% 39% 4% 7% 4%[c] 2% 1% 3
25–30 May Kantar Public Archived 14 August 2017 at the Wayback Machine 1,199 43% 33% 4% 11% 4% 3% 1% 10
26–29 May ICM/The Guardian 2,002 45% 33% 5% 8% 4% 3% 2% 12
26–29 May Qriously 1,153 43% 39% 5% 6% 3% 2% 3% 4
26–27 May Survation/Good Morning Britain[d] 1,009 43% 37% 4% 8% 2% 1% 4% 6
25–26 May YouGov/Sunday Times 2,003 43% 36% 4% 9% 4%[c] 2% 1% 7
24–26 May ICM/The Sun on Sunday 2,044 46% 32% 5% 8% 4% 2% 1% 14
24–26 May ComRes/Sunday Mirror, Independent on Sunday Archived 29 May 2017 at the Wayback Machine 2,024 46% 34% 5% 8% 4% 2% 1% 12
24–25 May ORB/Sunday Telegraph 1,556 44% 38% 5% 7% 4% 2% 6
24–25 May YouGov/The Times 2,052 43% 38% 4% 10% 5%[c] 1% 0% 5
23–24 May Opinium/Observer 2,002 45% 35% 5% 7% 5% 2% 1% 10
19–23 May Panelbase/The Sunday Times 1,019 48% 33% 4% 7% 5% 2% 1% 15
22 MayManchester Arena bombing, national campaigning suspended 23–24 May
18–22 May Kantar Public Archived 6 June 2017 at the Wayback Machine 1,200 42% 34% 4% 9% 4% 4% 2% 8
19–21 May ICM/The Guardian 2,004 47% 33% 4% 9% 4% 2% 1% 14
19–20 May Survation/Good Morning Britain[d] 1,034 43% 34% 4% 8% 3% 2% 5% 9
19–20 May Survation/Mail on Sunday 1,017 46% 34% 3% 8% 4% 1% 3% 12
18–19 May YouGov/Sunday Times 1,925 44% 35% 3% 9% 5%[c] 2% 1% 9
17–18 May ORB/Sunday Telegraph 1,551 46% 34% 7% 7% 4% 2% 12
16–17 May Opinium/Observer 2,003 46% 33% 5% 8% 5% 2% 1% 13
16–17 May YouGov/The Times 1,861 45% 32% 6% 8% 5% 2% 1% 13
15–17 May Ipsos MORI/Evening Standard 1,053 49% 34% 2% 7% 6% 3% * 15
12–15 May Panelbase Archived 14 August 2017 at the Wayback Machine 1,026 47% 33% 5% 7% 5% 3% * 14
11–15 May Kantar Public Archived 22 June 2017 at the Wayback Machine 1,201 47% 29% 6% 8% 4% 4% 2% 18
12–14 May ICM/The Guardian 2,030 48% 28% 6% 10% 4% 3% 1% 20
3–14 May GfK/Business Insider 1,952 48% 28% 5% 7% 6% 3% 2% 20
12–13 May Survation/Good Morning Britain 1,016 48% 30% 4% 8% 4% 2% 4% 18
11–12 May YouGov/Sunday Times 1,630 49% 31% 3% 9% 5%[c] 2% 1% 18
10–12 May ComRes/Sunday Mirror, Independent on Sunday 2,007 48% 30% 5% 10% 4% 3% 1% 18
9–12 May Opinium/Observer 2,003 47% 32% 5% 8% 5% 2% 1% 15
10–11 May ORB/Sunday Telegraph 1,508 46% 32% 6% 8% 5% 4% 14
9–10 May YouGov/The Times 1,651 46% 30% 5% 11% 6%[c] 2% 1% 16
5–9 May Panelbase Archived 14 August 2017 at the Wayback Machine 1,027 48% 31% 5% 8% 4% 2% 2% 17
4–8 May Kantar Public Archived 14 August 2017 at the Wayback Machine 1,201 44% 28% 8% 11% 4% 5% 1% 16
5–7 May ICM/The Guardian 2,038 49% 27% 6% 9% 4% 3% 1% 22
5–6 May Survation/Good Morning Britain 1,005 47% 30% 4% 7% 5% 3% 3% 17
4–5 May YouGov/Sunday Times 1,644 47% 28% 6% 11% 5%[c] 2% 1% 19
3–5 May ICM/Sun on Sunday 2,020 46% 28% 8% 10% 4% 4% * 18
4 May Local elections in England, Scotland and Wales; Mayoral elections in England
3–4 May ORB/Sunday Telegraph 1,550 46% 31% 8% 9% 3% 3% 15
2–3 May Opinium/Observer 2,005 46% 30% 7% 9% 4% 2% 1% 16
2–3 May YouGov/The Times 2,066 48% 29% 5% 10% 5%[c] 2% 1% 19
28 Apr – 2 May Panelbase Archived 10 June 2017 at the Wayback Machine 1,034 47% 30% 5% 10% 5% 2% 1% 17
28 Apr – 2 May ICM/The Guardian 1,970 47% 28% 8% 8% 3% 4% 1% 19
28 Apr – 1 May Qriously 1,240 44% 28% 8% 9% 3% 4% 4% 15
27 Apr – 2 May Kantar Public Archived 8 July 2017 at the Wayback Machine 1,205 48% 24% 7% 11% 4% 4% 2% 24
27–28 Apr YouGov/Sunday Times 1,612 44% 31% 6% 11% 4%[c] 2% 2% 13
26–28 Apr ICM/Sun on Sunday 2,012 47% 28% 8% 9% 4% 4% * 19
25–28 Apr Opinium/Observer 2,007 47% 30% 7% 8% 5% 3% 1% 17
26–27 Apr ORB/Sunday Telegraph 2,093 42% 31% 8% 10% 4% 4% 11
25–26 Apr YouGov/The Times 1,590 45% 29% 7% 10% 5%[c] 3% 1% 16
21–25 Apr Ipsos MORI/Evening Standard[permanent dead link] 1,004 49% 26% 4% 13% 4% 1% 4% 23
21–24 Apr ICM/The Guardian 2,024 48% 27% 7% 10% 4% 3% 1% 21
20–24 Apr Panelbase Archived 17 May 2017 at the Wayback Machine 1,026 49% 27% 5% 10% 5% 3% 1% 22
20–24 Apr Kantar Public Archived 26 April 2017 at the Wayback Machine 1,196 46% 24% 8% 11% 5% 4% 1% 22
Pre-23 Apr Norstat/Sunday Express 1,036 42% 26% 8% 10% * 6% 8% 16
21–22 Apr Survation/Mail on Sunday 2,072 40% 29% 11% 11% 4% 2% 3% 11
20–21 Apr YouGov/Sunday Times 1,590 48% 25% 5% 12% 6%[c] 3% 1% 23
19–21 Apr ICM/ITV 2,027 48% 26% 8% 10% 4% 3% 2% 22
19–20 Apr ORB/Daily Telegraph 1,860 44% 29% 10% 8% 5% 4% 15
19–20 Apr ComRes/Sunday Mirror Archived 22 April 2017 at the Wayback Machine 2,074 50% 25% 7% 11% 4% 3% 1% 25
19–20 Apr Opinium/Observer 2,003 45% 26% 9% 11% 4% 3% 1% 19
2–20 Apr YouGov 12,746 44% 25% 9% 12% 6%[c] 3% 1% 19
18–19 Apr YouGov/The Times 1,727 48% 24% 7% 12% 6%[c] 2% 1% 24
18 Apr ICM/The Guardian 1,000 46% 25% 8% 11% 4% 4% 1% 21
18 Apr Prime Minister Theresa May announces her intention to seek a snap general election to be held on 8 June 2017
14–17 Apr ICM/The Guardian 2,052 44% 26% 11% 10% 4% 4% 1% 18
12–13 Apr YouGov/The Times 2,069 44% 23% 10% 12% 6%[c] 4% 1% 21
11–13 Apr ComRes/Sunday Mirror, Independent on Sunday Archived 15 April 2017 at the Wayback Machine 2,026 46% 25% 9% 11% 4% 4% 2% 21
11–13 Apr Opinium/Observer 2,002 38% 29% 14% 7% 5% 5% 1% 9
5–6 Apr YouGov/The Times 1,651 42% 25% 11% 11% 8%[c] 3% 1% 17
31 Mar – 2 Apr ICM/The Guardian 2,005 43% 25% 11% 11% 5% 4% 2% 18
26–27 Mar YouGov/The Times 1,957 43% 25% 10% 11% 6%[c] 3% 1% 18
20–21 Mar YouGov/The Times 1,627 41% 25% 12% 11% 6%[c] 3% 2% 16
17–19 MarICM/The Guardian 2,01245%26%10%9%4%4%1%19
15–17 Mar ComRes/Sunday Mirror, Independent on Sunday Archived 18 March 2017 at the Wayback Machine 2,026 42% 25% 10% 12% 5% 4% 2% 17
14–17 Mar Opinium/Observer 2,007 41% 28% 13% 8% 6% 3% 1% 13
1–15 Mar GfK 1,938 41% 28% 12% 7% 5% 6% 1% 13%
13–14 Mar YouGov/The Times 1,631 44% 27% 9% 10% 5%[c] 4% 0% 17
10–14 Mar Ipsos MORI[permanent dead link] 1,032 43% 30% 6% 13% 4% 4% 13
8–9 Mar YouGov/The Times 1,598 44% 25% 11% 10% 6%[c] 3% 1% 19
3–5 Mar ICM/The Guardian 1,787 44% 28% 11% 8% 4% 5% 1% 16
2 Mar Northern Ireland Assembly election
27–28 Feb YouGov/The Times 1,666 42% 25% 12% 11% 6%[c] 4% 1% 17
23 Feb Stoke-on-Trent Central by-election (Lab hold) and Copeland by-election (Con gain from Lab)
21–22 Feb YouGov/The Times 2,060 41% 25% 13% 11% 6%[c] 3% 1% 16
17–19 Feb ICM/The Guardian 2,02844%26%13%8%4%4%1%18
14–16 Feb Opinium/Observer 2,00440%27%14%8%5%4%2%13
10–14 Feb Ipsos MORI/Evening Standard 1,014 40% 29% 9% 13% 5% 4% 0% 11
12–13 Feb YouGov/The Times 2,052 40% 24% 15% 11% 6%[c] 4% 2% 16
8–10 Feb ComRes/Sunday Mirror, Independent on Sunday Archived 13 February 2017 at the Wayback Machine 1,218 41% 26% 11% 11% 5% 4% 2% 15
5–6 Feb YouGov/The Times 1,98440%24%14%11%6%[c]4%1%16
3–5 Feb ICM/The Guardian 1,98442%27%12%10%5%4%1%15
31 Jan – 1 Feb Opinium/Observer 2,00537%30%14%8%5%5%2%7
30–31 Jan YouGov/The Times 1,70540%26%12%11%6%[c]4%1%14
23–24 Jan YouGov/The Times 1,64340%24%14%10%6%[c]3%0%16
20–22 Jan ICM/The Guardian 2,05242%26%13%10%4%5%1%16
17–18 Jan YouGov/The Times 1,65442%25%12%11%6%[c]3%0%17
13–16 Jan Ipsos MORI 1,13243%31%6%11%4%4%*12
13 JanSurvation/Mail on Sunday 1,17738%29%13%10%4%2%4%9
10–12 JanOpinium/Observer 2,00738%30%14%7%5%4%2%8
9–10 JanYouGov/The Times 1,66039%28%13%11%6%[c]3%1%11
6–8 JanICM/The Guardian 2,00042%28%12%9%4%4%*14
3–4 JanYouGov/The Times 1,74039%26%14%10%6%[c]4%1%13

2016

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Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD SNP Grn Others Lead
18–19 DecYouGov/The Times 1,59539%24%14%12%6%[c]4%1%15
13–16 DecOpinium/Observer 2,00038%31%13%6% 6%4%1%7
9–12 DecIpsos MORI[permanent dead link] 1,00340%29%9%14%4%3%1%11
9–11 DecICM/The Guardian 2,04941%27%14%9%4%3%1%14
8 Dec Sleaford and North Hykeham by-election (Con hold)
4–5 DecYouGov/The Times 1,66742%25%12%11%6%[c]4%1%17
1 Dec Richmond Park by-election (LD gain from Con)
28–29 NovYouGov/The Times 1,62439%27%14%9%6%[c]4%1%12
28 NovPaul Nuttall is elected leader of UKIP
25–27 NovICM/The Guardian 2,00944%28%12%7%4%4%2%16
21–22 NovYouGov/The Times 1,69341%28%12%9%6%[c]4%0%13
18–20 NovICM/The Guardian 2,03142%28%11%9%4%3%2%14
15–18 NovOpinium 2,00541%29%12%7%6%3%1%12
14–15 NovYouGov/The Times1,71742%28%11%8%7%[c]4%1%14
11–14 Nov Ipsos MORI[permanent dead link] 1,01342%33%7%10%5%[c]3%1%9
1–4 Nov Opinium 2,00140%32%13%6%6%4%8
31 Oct – 1 NovYouGov/The Times1,60841%27%11%10%6%[c]4%1%14
28–30 Oct ICM/The Guardian 2,04043%27%12%8%4%5%1%16
24–25 OctYouGov/The Times1,65540%27%11%11%7%[c]3%1%13
19–24 OctBMG1,54642%28%12% 8%5%4%1%14
20 Oct Witney by-election (Con hold) and Batley & Spen by-election (Lab hold, unopposed by other major parties)
19–20 OctYouGov/Election Data1,60842%26%12%8%6%[c]5%1%16
14–17 OctIpsos MORI[permanent dead link]1,01647%29%6%7%6%[c]4%1%18
11–12 OctYouGov/The Times1,66942%28%11%9%6%[c]3%0%14
7–9 Oct ICM/The Guardian 2,01743%26%11%8%4%6%2%17
28–29 Sep YouGov/The Times1,65839%30%13%8%6%[c]3%0%9
24 SepJeremy Corbyn is re-elected leader of the Labour Party in a leadership challenge
21–23 SepICM/Sun on Sunday 2,01541%26%14%8%5%4%2%15
20–23 SepBMG 2,02639%28%13%8%5%5%2%11
19–21 SepYouGov/The Times 3,28539%30%13%8%6%[c]3%1%9
16 SepDiane James is elected leader of UKIP
13–14 Sep YouGov/The Times 1,73238%31%13%7%6%4%7
10–14 Sep Ipsos MORI/Evening Standard[permanent dead link] 1,00040%34%9%6%4%[c]5%1%6
9–11 Sep ICM/The Guardian 2,01341%27%14%8%5%4%2%14
4–5 Sep YouGov/The Times 1,61640%29%13%7%7%[c]3%11
2 SepCaroline Lucas and Jonathan Bartley are elected joint leaders of the Green Party
30–31 Aug YouGov/The Times 1,68738%30%14%7%6%[c]4%8
26–28 Aug ICM/The Guardian 2,04041%27%13%9%4%4%2%14
22–23 Aug YouGov/The Times 1,66040%29%13%8%6%[c]3%1%11
11–22 Aug Lord Ashcroft Polls 8,01140%31%13%7%5%3%1%9
16–17 Aug YouGov/The Times1,67738%30%13%9%7%[c]4%8
13–15 Aug Ipsos MORI/Evening Standard[permanent dead link]1,01745%34%6%7%4%4%1% 11
12–15 Aug ICM2,01040%28%14%8%4%4%2%12
8–9 Aug YouGov/The Times1,69238%31%13%8%7%[c]4%7
5–8 Aug TNS[permanent dead link]1,19939%26%11%10%4%7%2%13
1–2 Aug YouGov/The Times1,72242%28%12%8%6%[c]3%1%14
25–26 Jul YouGov/The Times1,68040%28%13%8%7%[c]4%1%12
22–24 Jul ICM2,01243%27%13%8%4%4%1%16
19–22 Jul Opinium/Observer2,23137%31%15%6%6%4%1%6
17–18 Jul YouGov1,89140%29%12%9%7%[c]3%1%11
13–15 Jul ICM2,02739%29%14%9%4%4%2%10
11–13 JulTheresa May is elected leader of the Conservative Party and subsequently becomes Prime Minister
9–11 Jul Ipsos MORI1,02136%35%8%11%5%4%1%1
8–10 Jul ICM2,02538%30%15%8%5%4%1%8
4–5 Jul Survation/Constitutional Research Council1,00836%32%12%9%6%7%4
1–3 Jul ICM1,97937%30%15%8%5%4%2%7
28–30 Jun Opinium2,00634%29%17%7%5%4%2%5
24–26 Jun ICM/The Guardian2,00136%32%15%7%5%5%1%4
24–25 Jun Survation/Mail on Sunday 1,033 32% 32% 16% 9% 4% 4% 2% Tie
24 Jun David Cameron announces his resignation as leader of the Conservative Party and Prime Minister, triggering a leadership election
23 JunUK European Union membership referendum: the UK votes to leave the EU by 52% to 48%
20–22 JunOpinium3,01134%30%19%6%6%4%2%4
14–17 JunOpinium/Observer2,00634%30%18%6%6%4%1%4
16 Jun Murder of Jo Cox MP; referendum campaigning suspended 16–19 June
16 JunTooting by-election (Lab hold)
15–16 JunComRes/Sunday Mirror, Independent on Sunday2,04634%29%19%8%5%4%2%5
11–14 JunIpsos MORI/Evening Standard1,25735%34%10%9%5%4%3%1
10–13 JunICM/The Guardian2,00134%30%19%8%4%4%1%4
10–13 JunICM/The Guardian1,00034%33%14%9%4%5%2%1
7–10 JunOpinium/Observer2,00935%32%18%4%5%4%1%3
31 May – 3 JunOpinium/Observer 2,00734%30%18%6%6%4%2%4
27–29 MayICM/The Guardian 2,05236%31%17%7%4%4%2%5
27–29 MayICM/The Guardian 1,00436%32%15%7%4%3%2%4
17–19 MayOpinium/Observer2,00835%30%18%5%6%5%2%5
14–16 MayIpsos MORI/Evening Standard1,00236%34%10%8%5%5%2%2
13–15 MayICM/The Guardian1,00236%34%13%7%4%4%2%2
13–15 MayICM/The Guardian2,04834%32%17%7%5%4%1%2
11–12 MayComRes/Sunday Mirror, Independent on Sunday2,04336%30%17%8%5%4%6
5 MayLocal elections in England; Scottish Parliament election; National Assembly for Wales election; Northern Ireland Assembly election; Ogmore by-election and Sheffield Brightside and Hillsborough by-election (both Lab holds)
26–29 AprOpinium/Observer2,00538%30%15%5%5%5%2%8
25–26 AprYouGov/The Times1,65030%33%20%6%8%[c]3%3
22–26 AprBMG Research1,37533%32%18%6%5%4%2%1
16–18 AprIpsos MORI/Evening Standard1,02638%35%11%6%6%3%1%3
15–17 AprICM/The Guardian1,00338%33%13%7%5%3%1%5
15–17 AprICM/The Guardian2,00836%31%16%7%4%4%2%5
13–14 AprComRes/Sunday Mirror, Independent on Sunday2,03635%30%16%8%5%4%1%5
11–12 AprYouGov/The Times1,63931%34%17%8%7%[c]3%3
29 Mar – 1 AprOpinium/Observer1,96633%32%17%5%6%4%2%1
24–29 MarBMG Research1,29836%31%16%7%5%5%2%5
19–22 MarIpsos MORI1,02336%34%11%10%5%3%2%2
18–20 MarComRes/Daily Mail1,00237%35%9%7%5%4%2%2
16–17 MarYouGov/The Times1,69133%34%16%6%6%[c]3%2%1
11–13 MarICM/The Guardian1,00136% 36%11%8%3%3%1%Tie
9–10 MarComRes/Sunday Mirror, Independent on Sunday2,05938%29%16%7%4%4%1%9
21–23 FebYouGov/The Times3,48237%30%16%8%6%[c]3%7
17–23 FebBMG Research1,26838%30%16%5%5%5%2%8
19–22 FebComRes/Daily Mail1,00038%31%12%8%4%3%3%7
13–16 FebIpsos MORI1,00139%33%12%6%6%3%2%6
12–14 FebICM/The Guardian1,00439%32%11%7%4%4%3%7
10–12 FebComRes/Sunday Mirror, Independent on Sunday2,01841%27%15%9%5%3%1%14
3–4 FebYouGov/The Times1,67539%29%18%6%4%[c]3%1%10
27–28 JanYouGov1,73539%30%17%6%4%[c]3%1%9
23–25 JanIpsos MORI1,02740%31%11%7%5%4%1%9
22–24 JanComRes/Daily Mail 1,00637%32%12%6%4%4%4%5
15–17 JanICM/The Guardian1,00140%35%10%6%4%3%2%5
15–16 JanSurvation/Mail on Sunday1,01737%30%16%7%5%3%3%7
13–15 JanComRes/Sunday Mirror, Independent on Sunday2,00440%29%16%7%4%3%1%11
8–14 JanPanelbase/Sunday Times Archived 19 May 2016 at the Wayback Machine2,08739%31%14%6%5%5%8

2015

edit
Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD SNP Green Others Lead
18–20 DecICM/The Guardian1,00339%34%10%7%4%3%3%5
17–18 DecYouGov/The Times1,59839%29%17%6%5%[c]3%1%10
15–18 DecOpinium/Observer1,93638%30%16%5%6%5%2%8
12–14 DecIpsos MORI/Evening Standard1,04038%31%9%9%5%6%2%7
11–13 DecComRes/Daily Mail1,00137%33%11%7%4%5%2%4
9–11 DecComRes/Independent on Sunday, Sunday Mirror2,04940%29%16%7%4%3%1%11
3 DecOldham West and Royton by-election (Lab hold)
30 Nov – 1 DecYouGov/The Times1,65741%30%16%6%4%[c]3%1%11
20–24 NovYouGov4,31738%29%17%6%5%[c]3%1%9
20–22 NovComRes/Daily Mail1,00040%29%11%8%4%3%4%11
18–20 NovComRes/Independent on Sunday, Sunday Mirror2,06742%27%15%7%5%3%1%15
16–17 NovSurvation/Leave.EU[e]1,54637%30%16%6%5%3%3%7
14–17 NovIpsos MORI/Evening Standard 1,02141%34%7%7%6%4%-7
11–17 NovBMG Research 1,33437%30%15%7%4%4%2%7
13–15 NovICM/The Guardian 1,00639%33%12%7%5%3%1%6
9–11 NovSurvation/Leave.EU[e]2,00736%30%15%7%5%3%3%6
22–27 OctBMG Research1,46737%31%15%6%4%5%2%6
23–25 OctComRes/Daily Mail1,00238%33%10%8%3%3%4%5
17–19 OctIpsos MORI/Evening Standard1,02136%32%12%10%5%3%2%4
13–16 OctOpinium1,93437%32%15%5%6%4%2%5
14–15 OctComRes/Independent on Sunday, Sunday Mirror2,05142%29%13%7%5%3%1%13
9–11 OctICM/The Guardian1,00238%34%11%7%5%3%3%4
29–30 SepYouGov/The Sun2,06437%31%17%7%5%[c]2%1%6
26–28 SepComRes/Daily Mail1,00939%30%12%9%4%4%3%9
21–22 SepSurvation/Huffington Post1,00837%32%13%9%5%3%1%5
19–22 SepIpsos MORI/Evening Standard1,25539%34%7%9%5%4%1%5
17–18 SepYouGov/Sunday Times1,60139%31%16%6%5%[c]3%1%8
15–18 SepOpinium1,94237%32%14%6%5%4%1%5
16–17 SepComRes/Independent on Sunday, Sunday Mirror2,01542%30%13%7%5%3%1%12
11–13 SepICM/The Guardian1,00638%32%13%8%5%3%2%6
12 SepJeremy Corbyn is elected leader of the Labour Party and appointed Leader of the Opposition
3–4 SepSurvation/Mail on Sunday1,00438%32%13%6%5%4%2%6
21–23 AugComRes/Daily Mail1,00142%28%9%8%5%6%3%14
12–13 AugComRes/Independent on Sunday, Sunday Mirror2,03540%29%13%8%5%4%1%11
12–13 AugSurvation/TSSA1,00738%33%15%6%5%3%1%5
7–9 AugICM/The Guardian1,00040%31%10%7%5%4%2%9
24–26 JulComRes/Daily Mail1,00140%28%10%7%5%5%4%12
18–20 JulIpsos MORI/Evening Standard1,02637%31%9%10%5%8%1%6
16 JulTim Farron is elected leader of the Liberal Democrats
10–12 JulICM/The Guardian1,00538%34%13%6%4%4%1%4
26–28 JunComRes/Daily Mail1,00239%27%11%9%5%6%3%12
14–16 JunIpsos MORI/Evening Standard1,00539%30%8%9%5%6%2%9
12–14 JunICM/The Guardian1,00437%31%13%8%5%5%1%6
29–31 MayComRes/Daily Mail1,00041%29%10%8%5%5%3%12
25–26 MayYouGov/The Sun1,70941%30%13%7%4%[c]4%1%11
8–9 MaySurvation/Mail on Sunday1,02740%31%12%6%5%3%2%9
7 May 20152015 general election[f]37.8%31.2%12.9%8.1%4.9%3.8%1.4%6.6

YouGov model

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During the election campaign, YouGov created a Multilevel Regression and Post-stratification (MRP) model based on poll data. As set out by YouGov, the model "works by modelling every constituency and key voter types in Britain based on analysis of key demographics as well as past voting behaviour", with new interviews to registered voters conducted every day.[4]

Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD SNP Grn Others Lead
8 Jun 20172017 general election[g]43.5%41.0%1.9%7.6%3.1%1.7%1.2%2.5
31 May – 6 Jun YouGov Archived 14 November 2019 at the Wayback Machine 55,707 42% 38% 3% 9% 4% 2% 1% 4
30 May – 5 Jun YouGov Archived 14 November 2019 at the Wayback Machine 53,241 42% 38% 4% 9% 4% 2% 1% 4
29 May – 4 Jun YouGov Archived 14 November 2019 at the Wayback Machine 53,609 42% 38% 3% 9% 4% 2% 2% 4
27 May – 2 Jun YouGov Archived 14 November 2019 at the Wayback Machine 51,945 42% 38% 3% 9% 4% 2% 2% 4
26 May – 1 Jun YouGov Archived 14 November 2019 at the Wayback Machine 53,000 42% 38% 3% 9% 4% 2% 1% 4
25–31 May YouGov Archived 14 November 2019 at the Wayback Machine 53,611 42% 38% 3% 9% 4% 2% 2% 4
24–30 May YouGov Archived 14 November 2019 at the Wayback Machine 53,464 41% 38% 4% 9% 4% 2% 2% 3
23–29 May YouGov ~50,000 42% 38% 4% 9% 7% 4

Seat projections

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The general election was contested under the first-past the post electoral system in 650 constituencies. 326 seats were needed for a parliamentary majority.

Most polls were reported in terms of the overall popular vote share, and the pollsters did not typically project how these shares would equate to numbers of seats in the House of Commons.

Final projections from aggregators

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Various models existed which continually projected election outcomes for the seats in the UK based on the aggregate of polling data. Final predictions of some notable models are tabulated below. 'GB' projections forecast seats in Great Britain only, whilst 'UK' projections also include Northern Irish seats.

Final seat predictions by poll aggregators
Organisation Area Con Lab SNP LD PC Grn UKIP Others Majority
Election Forecast[5] GB 371 199 50 7 2 1 1 1 Con 92
Election Calculus[6] UK 361[h] 215 45 4 1 0 0 18 Con 72
Lord Ashcroft[7] UK 357 222 45 4 1 0 0 19 Con 64
Elections Etc.[8] GB 360 210 48 9 3 1 0 Con 70
New Statesman[9] GB 339 224 57 8 Con 28
YouGov[10] UK 302 269 44 12 2 1 0 20 Hung
(Con –24)
Britain Elects[11] UK 353 219 46 9 3 1 0 19 Con 56
Scenari Politici.com[12] UK 365 208 49 6 3 1 0 18 Con 84
Forecast UK[13] UK 344–351 221–230 44–52 5–7 2–4 0–2 0 19 Con 46
Spreadex[14] GB 365–371 198–204 45.5–47.5 10.5–12.5 0.8–1.4 0.1–0.5 Con 82

Exit poll

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An exit poll, conducted by GfK and Ipsos MORI on behalf of the BBC, ITV and Sky News, was published at the end of voting at 22:00, predicting the number of seats for each party.[15]

Parties Seats Change
Conservative Party 314 Decrease 17
Labour Party 266 Increase 34
Scottish National Party 34 Increase 22
Liberal Democrats 13 Increase 13
Plaid Cymru 3 Steady
Green Party 1 Steady
UKIP 0 Decrease 1
Others[i] 18 Steady
Hung Parliament
(Conservatives 12 seats short of majority)

The exit poll results were regarded as a surprise, as it showed a much closer result than most opinion polls had anticipated.

Sub-national poll results

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Scotland

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Date(s)
conducted
Polling organisation/client Sample
size
SNP Lab Con LD UKIP Grn Others Lead
8 Jun 20172017 general election 36.9% 27.1% 28.6% 6.8% 0.2% 0.2% 0.2% 8.3
7 Jun 2017 Survation/The Daily Record 1,00139% 29% 26% 6% * 10
2–7 Jun 2017 Panelbase Archived 13 June 2017 at the Wayback Machine 1,10641% 22% 30% 5% <1% 2% <1% 11
1–5 Jun 2017 YouGov/The Times 1,09341% 25% 26% 6% * 1% 2% 15
31 May – 2 Jun 2017 Survation/The Sunday Post 1,02440% 25% 27% 6% 2% 13
26–31 May 2017 Panelbase/The Sunday Times 1,02142% 20% 30% 5% 2% 1% 12
22–27 May 2017 Ipsos-Mori/STV 1,01643% 25% 25% 5% 2% 18
15–18 May 2017 YouGov/The Times 1,03242% 19% 29% 6% 1% 2% 1% 13
12–18 May 2017 BMG/The Herald over 1,00043% 18% 30% 5% 4% 13
4 May 2017Scottish local elections
24–27 Apr 2017 YouGov/The Times 1,01741% 18% 28% 7% 2% 3% 1% 13
18–21 Apr 2017 Panelbase/The Sunday Times 1,02944% 13% 33% 5% 2% 2% 1% 11
18–21 Apr 2017 Survation/Sunday Post 1,01843% 18% 28% 9% 3% 15
18 Apr 2017 Prime Minister Theresa May announces her intention to seek a general election to be held on 8 June 2017
17 Mar 2017 Panelbase/The Sunday Times Archived 20 March 2017 at the Wayback Machine 1,00847% 14% 28% 4% 3% 3% <1% 19
20–26 Jan 2017 Panelbase/The Sunday Times Archived 31 January 2017 at the Wayback Machine 1,02047% 15% 27% 4% 3% 3% <1% 20
28 Sep – 4 Oct 2016 BMG 1,01049% 17% 20% 8% 2% 3% - 29
9–15 Sep 2016 Panelbase/The Sunday Times Archived 2 October 2016 at the Wayback Machine 1,024 47% 16% 24% 5% 4% 3% - 23
13 Jul 2016Theresa May becomes the prime minister of the United Kingdom
23 Jun 2016UK European Union membership referendum
5 May 2016Scottish Parliament election
7–10 Sep 2015 Survation/Scottish Daily Mail 1,010 52% 21% 16% 6% 2% 3% - 31
15 Aug 2015Kezia Dugdale is elected leader of Scottish Labour
3–7 Jul 2015 Survation/Scottish Daily Mail 1,084 51% 21% 17% 7% 2% 2% - 30
7 May 2015 2015 general election 50.0% 24.3% 14.9% 7.5% 1.6% 1.3% 0.3% 25.7

Wales

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Date(s)
conducted
Polling organisation/client Sample
size
Lab Con UKIP PC LD Grn Others Lead
8 Jun 2017 2017 general election 48.9% 33.6% 2.0% 10.4% 4.5% 0.3% 0.2% 15.3
5–7 Jun 2017 YouGov/ITV 1,074 46% 34% 5% 9% 5% 1% 12
29–31 May 2017 YouGov/ITV 1,014 46% 35% 5% 8% 5% 0% 0% 11
18–21 May 2017 YouGov/ITV 1,025 44% 34% 5% 9% 6% 1% 1% 10
5–7 May 2017 YouGov/ITV 1,018 35% 41% 4% 11% 7% 1% 1% 6
4 May 2017Welsh local elections
19–21 Apr 2017 YouGov/Welsh Political Barometer 1,029 30% 40% 6% 13% 8% 2% 1% 10
18 Apr 2017 Prime Minister Theresa May announces her intention to seek a general election to be held on 8 June 2017
3–6 Jan 2017 YouGov/Welsh Political Barometer 1,034 33% 28% 13% 13% 9% 2% 0 5
18–21 Sep 2016 YouGov/Welsh Political Barometer 1,001 35% 29% 14% 13% 7% 2% 0 6
13 Jul 2016Theresa May becomes the prime minister of the United Kingdom
30 Jun – 4 Jul 2016 YouGov/Welsh Political Barometer 1,010 34% 23% 16% 16% 8% 1% 2% 11
5 May 2016Welsh Assembly election and Ogmore by-election
19–22 Apr 2016 YouGov/Welsh Political Barometer 1,001 37% 23% 17% 13% 7% 2% 1% 14
7–11 Apr 2016 YouGov/ITV Wales 1,011 38% 22% 18% 13% 6% 2% 1% 16
7–18 Mar 2016Welsh Election Study Archived 25 March 2016 at the Wayback Machine3,27236%25%16%14%6%N/a3%[16]11
9–11 Feb 2016YouGov/Welsh Political Barometer1,02437%27%18%13%4%1%-10
30 Nov – 4 Dec 2015YouGov/Welsh Political Barometer1,00537%27%17%12%4%2%-10
21–24 Sep 2015YouGov/Welsh Political Barometer1,15142%26%16%10%5%2%-16
24–26 Jun 2015YouGov/Welsh Political Barometer1,15137%28%15%12%4%3%1%9
7 May 2015 2015 general election 36.9% 27.2% 13.6% 12.1% 6.5% 2.6% 1.0% 9.7

Northern Ireland

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Date(s)
conducted
Polling organisation/client Sample
size
DUP SF UUP SDLP All TUV GPNI Others Lead
8 Jun 2017 2017 general election 36.0% 29.4% 10.3% 11.7% 7.9% 0.4% 0.9% 3.3% 6.6
1–3 Jun 2017 Lucid Talk[permanent dead link] 3,419 28.9% 28.1% 15.4% 13.8% 9.9% 0.1% 0.6% 3.2% 0.8
17–18 May 2017 Lucid Talk 3,341 28.8% 27.9% 15.7% 13.7% 9.8% 0.1% 0.7% 3.3% 0.9
27–29 Apr 2017 Lucid Talk Archived 29 June 2017 at the Wayback Machine 3,187 29.4% 27.7% 14.8% 12.4% 10.2% 0.6% 1.8% 3.1% 1.7
2 Mar 2017Northern Ireland Assembly election
5 May 2016Northern Ireland Assembly election
7 May 2015 2015 general election 25.7% 24.5% 16.0% 13.9% 8.6% 2.3% 1.0% 8.2% 1.2

English regions

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North East England

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Date(s)
conducted
Polling organisation/client Sample
size
Lab Con UKIP LD Grn Others Lead
8 Jun 2017 2017 general election 55.5% 34.4% 3.9% 4.6% 1.3% 0.5% 21.1
24 Apr – 5 May 2017YouGov63942%40%8%6%2%0%2
7 May 2015 2015 general election 46.9% 25.3% 16.7% 6.5% 3.6% 0.9% 21.6

North West England

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Date(s)
conducted
Polling organisation/client Sample
size
Lab Con UKIP LD Grn Others Lead
8 Jun 2017 2017 general election 54.9% 36.2% 1.9% 5.4% 1.1% 0.5% 18.7
24 Apr – 5 May 2017YouGov1,53742%42%6%8%2%0%Tie
23 Feb 2017 Copeland by-election
3 Dec 2015 Oldham West and Royton by-election
7 May 2015 2015 general election 44.6% 31.2% 13.6% 6.5% 3.2% 0.7% 13.4

Yorkshire and the Humber

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Date(s)
conducted
Polling organisation/client Sample
size
Lab Con UKIP LD Grn Others Lead
8 Jun 2017 2017 general election 49.0% 40.5% 2.6% 5.0% 1.3% 1.7% 8.5
24 Apr – 5 May 2017YouGov1,29338%43%7%9%2%0%5
20 Oct 2016 Batley and Spen by-election
5 May 2016 Sheffield Brightside and Hillsborough by-election
7 May 2015 2015 general election 39.1% 32.6% 16.0% 7.1% 3.5% 1.6% 6.5

East Midlands

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Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD Grn Others Lead
8 Jun 2017 2017 general election 50.7% 40.5% 2.4% 4.3% 1.4% 0.6% 10.2
24 Apr – 5 May 2017YouGov1,16454%28%7%8%2%0%26
8 Dec 2016 Sleaford and North Hykeham by-election
7 May 2015 2015 general election 43.5% 31.6% 15.8% 5.6% 3.0% 0.6% 11.9

West Midlands

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Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD Grn Others Lead
8 Jun 2017 2017 general election 49.0% 42.5% 1.8% 4.4% 1.7% 0.6% 6.5
24 Apr – 5 May 2017YouGov1,21151%28%9%9%2%0%23
23 Feb 2017 Stoke-on-Trent Central by-election
7 May 2015 2015 general election 41.8% 32.9% 15.7% 5.5% 3.3% 0.8% 8.9

East of England

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Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD Grn Others Lead
8 Jun 2017 2017 general election 54.6% 32.7% 2.5% 7.9% 1.9% 0.3% 21.9
24 Apr – 5 May 2017YouGov1,33956%19%9%12%2%1%37
7 May 2015 2015 general election 49.0% 22.0% 16.2% 8.2% 3.9% 0.5% 27.0

London

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Date(s)
conducted
Polling organisation/client Sample
size
Lab Con UKIP LD Grn Others Lead
8 Jun 2017 2017 general election 54.5% 33.2% 1.3% 8.8% 1.8% 0.5% 21.3
26–31 May 2017YouGov1,00050%33%3%11%2%1%17
19–23 May 2017YouGov1,00650%34%2%11%2%1%16
22 Apr – 3 May 2017YouGov1,04041%36%6%14%3%1%5
24–28 Mar 2017YouGov1,04237%34%9%14%5%1%3
1 Dec 2016 Richmond Park by-election
16 Jun 2016 Tooting by-election
15–19 Apr 2016YouGov/LBC1,01746%30%13%7%4%1%16
4–6 Jan 2016YouGov/LBC1,15644%37%11%4%2%2%7
8 Jun – 12 Aug 2015YouGov/LBC3,43642%38%9%5%4%1%4
7 May 2015 2015 general election 43.7% 34.9% 8.1% 7.7% 4.9% 0.8% 8.8

South East England

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Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD Grn Others Lead
8 Jun 2017 2017 general election 4,635,741 54.6% 28.6% 2.3% 10.5% 3.1% 1.0% 26.0
24 Apr – 5 May 2017YouGov2,06256%19%6%15%3%1%37
20 Oct 2016 Witney by-election
7 May 2015 2015 general election 4,394,360 50.8% 18.3% 14.7% 9.4% 5.2% 1.5% 32.5

South West England

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Date(s)
conducted
Polling organisation/client Sample
size
Con Lab LD UKIP Grn Others Lead
8 Jun 2017 2017 general election 51.4% 29.1% 15.0% 1.1% 2.3% 1.2% 22.3
24 Apr – 5 May 2017YouGov1,37852%22%16%6%3%1%30
7 May 2015 2015 general election 46.5% 17.7% 15.1% 13.6% 5.9% 1.2% 28.8

Individual constituency poll results

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Date(s)
conducted
Polling organisation/client Sample
size
Con Lab LD Others Lead
8 Jun 20172017 general electionN/A41.5%45.9%8.0%4.6%4.4
9–10 May 2017Survation/Chris Coghlan50346%38%13%5%8
7 May 20152015 general electionN/A52.4%36.8%4.4%6.4%15.6
Date(s)
conducted
Polling organisation/client Sample
size
Grn Lab Con UKIP LD Others Lead
8 Jun 20172017 general electionN/A52.3%26.8%19.2%1.1%0.7%25.5
27 Apr – 1 May 2017ICM Unlimited1,00147%23%25%3%2%0%22
7 May 20152015 general election41.8%27.3%22.8%5.0%2.8%0.4%14.6
Date(s)
conducted
Polling organisation/client Sample
size
Lab SNP Con Grn LD Others Lead
8 Jun 20172017 general election54.9%22.5%19.7%2.9%32.4
3–4 Apr 2017Survation/Stop Brexit Alliance53040%30%20%7%3%1%10
7 May 20152015 general election39.1%33.8%17.5%4.2%3.7%1.6%5.3
Date(s)
conducted
Polling organisation/client Sample
size
Con Lab LD Grn UKIP Others Lead
8 Jun 20172017 general election42.2%42.2%12.2%2.0%1.4%0.05
25–27 Apr 2017Survation/Stop Brexit Alliance52246%29%17%7%1%0%17
7 May 20152015 general election52.3%31.1%5.6%5.1%4.5%1.5%21.2
Date(s)
conducted
Polling organisation/client Sample
size
Con Lab UKIP LD Others Lead
8 Jun 20172017 general election58.6%28.5%9.0%4.0%30.1
22 Mar 2017Survation/38 Degrees50758%17%9%12%4%41
7 May 20152015 general election58.6%18.3%10.8%8.5%3.8%40.3

Preferred prime minister polling

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Some opinion pollsters have asked voters which party leader they would prefer as Prime Minister – Theresa May (Conservative Party) or Jeremy Corbyn (Labour Party). The questions differ slightly from pollster to pollster:

  • Opinium, Lord Ashcroft and YouGov: "Which of the following do you think would make the best Prime Minister?"
  • Kantar Public: "If you had to choose between Theresa May and Jeremy Corbyn, who do you think would make the best leader for Britain?"
  • Ipsos MORI: "Who do you think would make the most capable Prime Minister, the Conservative’s [sic] Theresa May, or Labour’s Jeremy Corbyn?"
  • Survation: "Which of the following party leaders do you think would make the best Prime Minister?"
  • ComRes: "For each of these pairs of statements, which one comes closest to your view? - Jeremy Corbyn would make a better Prime Minister than Theresa May/Theresa May would make a better Prime Minister than Jeremy Corbyn"
  • ICM: "Putting aside which party you support, and only thinking about your impression of them as leaders, which one of the following do you think would make the best Prime Minister for Britain?"

May vs Corbyn

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2017

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Date(s)
conducted
Polling organisation/client Sample
size
Theresa May Jeremy Corbyn None of these Not sure Lead
5-7 JunComRes 2,05148%39%N/a14%9
4–6 JunOpinium 3,00242%29%19%10%13
2–3 JunSurvation 1,10350%36%N/a15%14
31 May–2 JunComRes 2,03849%34%N/a17%15
30 May–1 JunIpsos MORI 1,04650%35%6%8%15
30–31 MayOpinium 2,00642%26%21%12%16
30–31 MayYouGov/The Times 1,87543%30%N/a27%13
25–30 MayKantar Public Archived 14 August 2017 at the Wayback Machine 1,19938%23%23%15%15
26–27 MaySurvation/Good Morning Britain 1,00953%30%N/a17%23%
24–26 MayICM/The Sun on Sunday 2,04448%27%N/a25%21%
24–26 MayComRes Archived 29 May 2017 at the Wayback Machine 2,02451%30%N/a19%21%
24–25 MayYouGov/The Times 2,05245%28%N/a27%17
23–24 MayOpinium 2,00243%26%21%11%17
18–22 MayKantar Public Archived 6 June 2017 at the Wayback Machine 1,20038%24%23%14%14
16–17 MayYouGov/The Times 1,86146%23%N/a31%23%
16–17 MayOpinium 2,00345%22%21%12%23%
15–17 MayIpsos MORI 1,05356%29%8%6%27%
11–15 MayKantar Public Archived 22 June 2017 at the Wayback Machine 1,20141%18%22%19%23%
12–13 MaySurvation 1,01658%24%N/a19%34%
9–12 MayOpinium 2,00345%19%24%12%26%
9-10 MayYouGov/The Times 1,65149%21%N/a30%28%
4–8 MayKantar Public Archived 14 August 2017 at the Wayback Machine 1,20140%17%24%19%23%
5–6 MaySurvation 1,00560%21%N/a19%39%
2-3 MayOpinium 2,00546%18%25%11%28%
2-3 MayYouGov/The Times 2,06649%21%N/a29%28%
20–24 AprKantar Public Archived 8 July 2017 at the Wayback Machine 2,00343%17%20%20%26%
25–28 AprOpinium/The Observer 2,00744%19%25%12%25%
25–26 AprYouGov/The Times 1,59048%18%N/a33%30%
21–25 AprIpsos MORI[permanent dead link][17] 1,00461%23%6%7%[18]38%
20–24 AprKantar Public Archived 26 April 2017 at the Wayback Machine[19] 2,00344%18%23%16%26%
19–20 AprOpinium/Observer 2,00349%14%26%11%35%
18–19 AprYouGov/The Times 1,72754%15%N/a31%39%
18 Apr Prime Minister Theresa May announces her intention to seek a general election
12–13 AprYouGov/The Times 2,06950%14%N/a36%36%
11–13 AprOpinium/Observer 1,65147%14%28%11%33%
5–6 AprYouGov/The Times 1,65149%16%N/a35%33%
21–28 MarLord Ashcroft Polls 10,15355%18%N/a27%37%
26–27 MarYouGov/The Times 1,95751%13%N/a36%38%
20–21 MarYouGov/The Times 1,62747%14%N/a39%33%
14–17 MarOpinium/Observer 2,00745%14%29%12%31%
13–14 MarYouGov/The Times 1,63148%14%N/a38%34%
27–28 FebYouGov/The Times 1,66649%15%N/a36%34%
21–22 FebYouGov/The Times 2,06049%15%N/a36%34%
14–16 FebOpinium/Observer 2,00446%13%29%12%33%
12–13 FebYouGov/The Times 2,05249%15%N/a36%34%
31 Jan–1 FebOpinium/Observer 2,00543%14%29%14%29%
30–31 JanYouGov/The Times 1,70548%16%N/a36%32%
23–24 JanYouGov/The Times 1,64347%15%N/a38%32%
10–12 JanOpinium/Observer 2,00740%16%28%15%24%
9–10 JanYouGov/The Times 1,66045%17%N/a38%28%
3–4 JanYouGov/The Times 1,74047%14%N/a39%33%

2016

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Date(s)
conducted
Polling organisation/client Sample
size
Theresa May Jeremy Corbyn None of these Not sure Lead
18–19 DecYouGov/The Times 1,59544%16%N/a41%28%
13–16 DecOpinium/The Observer 2,00042%16%28%13%26%
4–5 DecYouGov/The Times 1,66749%16%N/a35%33%
28–29 NovYouGov/The Times 1,62445%18%N/a37%27%
15–18 NovOpinium/The Observer 2,00545%17%25%13%28%
14–15 NovYouGov/The Times 1,71748%18%N/a34%30%
1–4 NovOpinium/The Observer 2,00145%16%25%13%29%
31 Oct-1 NovYouGov/The Times 1,65547%17%N/a36%30%
24–25 OctYouGov/The Times 1,65548%16%N/a36%32%
11–12 OctYouGov/The Times 1,66951%18%N/a31%33%
13–14 SepYouGov/The Times 1,73250%18%N/a33%32%
30–31 AugYouGov/The Times 1,68752%21%N/a27%31%
22–23 AugYouGov/The Times 1,66050%19%N/a30%31%
16–17 AugYouGov/The Times 1,67751%19%N/a30%32%
8–9 AugYouGov/The Times 1,69252%18%N/a29%34%
1–2 AugYouGov/The Times 1,72252%18%N/a30%34%
25–26 JulYouGov/The Times 1,68052%18%N/a30%34%
13 JulTheresa May becomes the prime minister of the United Kingdom
23 JunThe UK votes to leave the EU; David Cameron announces he will resign as prime minister
5 MayUK elections, 2016 including the Ogmore and Sheffield Brightside & Hillsborough by-elections
11–12 AprYouGov/The Times 1,69323%30%N/a46%7

Cameron vs Corbyn

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2016

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Date(s)
conducted
Polling organisation/client Sample
size
David Cameron Jeremy Corbyn None of these Not sure Lead
11–12 AprYouGov/The Times 1,69332%25%N/a42%7

2015

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Date(s)
conducted
Polling organisation/client Sample
size
David Cameron Jeremy Corbyn None of these Not sure Lead
18–19 DecYouGov/The Times 1,59549%23%N/a29%28%
13–16 DecOpinium/The Observer 2,00042%16%28%13%26%
25–28 SepComRes 2,02454%30%N/a16%24%

Multiple party leaders

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Some polls ask voters to choose between multiple party leaders. The questions vary by pollster:

  • Lord Ashcroft: "Which of the following do you think would make the best Prime Minister?"
  • ComRes: "Who of the following would make the best Prime Minister after the upcoming General Election?"
  • YouGov: "Which of the following do you think would make the best Prime Minister?"

2017

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Date(s)
conducted
Polling organisation/client Sample
size
Theresa May Jeremy Corbyn Tim Farron Paul Nuttall Don't Know Lead
27 April–1 MayLord Ashcroft Polls 40,32964%25%11%N/aN/a39%
27–28 AprYouGov/Sunday Times 1,61245%16%6%2%32%29%
20–21 AprYouGov/Sunday Times 1,59046%12%6%1%35%34%
19–20 AprComRes/Sunday Mirror Archived 22 April 2017 at the Wayback Machine 2,07462%25%10%4%N/a37%

2016

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Date(s)
conducted
Polling organisation/client Sample
size
Theresa May Jeremy Corbyn Tim Farron Lead
11–22 AugLord Ashcroft Polls 8,00167%25%8%42%

Hypothetical polling

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Hypothetical polling
Date(s)
conducted
Polling organisation/client Sample
size
Boris Johnson Jeremy Corbyn Don't
Know
Lead
11–12 Apr 2016YouGov/The Times 1,69334%29%36%5
17–18 Dec 2015YouGov/The Times 1,59843%29%28%14
Date(s)
conducted
Polling organisation/client Sample
size
George Osborne Jeremy Corbyn Don't
Know
Lead
11–12 Apr 2016YouGov/The Times 1,69321%34%45%13
17–18 Dec 2015YouGov/The Times 1,59839%27%34%12

See also

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Notes

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  1. GB results only.
  2. 1 2 3 4 YouGov was worried they would get this final poll wrong as in 2015, and the poll suggested a hung parliament which they doubted. YouGov made last minute small methodology changes which transferred 2% from Labour to Conservative, increasing predicted Conservative lead from 3% to 7%. Peter Kellner wrote in 2022 this "turned an excellent poll into a mediocre one".[1][2]
  3. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 Includes those expressing a voting intention for Plaid Cymru.
  4. 1 2 3 4 Telephone.
  5. 1 2 This survey included respondents from Northern Ireland.
  6. GB results only.
  7. GB results only.
  8. Speaker John Bercow is included in the Conservative total.
  9. This includes the 18 seats in Northern Ireland.

References

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  1. Kellner, Peter (8 June 2022). "Why do polling firms like YouGov tweak polls? Because they are scared of being wrong". The Guardian. Retrieved 9 June 2022.
  2. Stone, Jon (8 June 2022). "YouGov 'banned' release of 2017 leader debate poll because it was 'too good for Labour'". The Independent. Retrieved 9 June 2022.
  3. "Election campaigning suspended after London Bridge attack". Independent.co.uk. 4 June 2017. Archived from the original on 24 May 2022.
  4. Revell, Timothy (9 June 2017). "How YouGov's experimental poll correctly called the UK election". New Scientist. Retrieved 9 June 2017.
  5. Hanretty, Chris. "2017 UK Parliamentary Election Forecast". electionforecast.co.uk. Retrieved 31 May 2017.
  6. "General Election Prediction". electoralcalculus.co.uk. Retrieved 31 May 2017.
  7. "Ashcroft Model update: absent UKIP, and Labour's enthusiasm question". lordashcroftpolls.com. 19 May 2017.
  8. "COMBINED FORECAST FOR GE2017: SECOND UPDATE". 2 June 2017.
  9. "CONSTITUENCY FORECASTS, June 2017, New Statesman". 31 May 2017. Archived from the original on 13 August 2018. Retrieved 1 June 2017.
  10. "Voting intention and seat estimates". Archived from the original on 14 November 2019. Retrieved 6 June 2017.
  11. "The Britain Elects Nowcast". June 2017. Archived from the original on 5 June 2017. Retrieved 7 June 2017.
  12. "#GE17 UK General Election 2017 – 6 June projection". Scenaripolitici.com (in Italian). 6 June 2017. Retrieved 7 June 2017.
  13. "Forecast #GE2017 – 8th June 2017". Forecast UK. 8 June 2017.
  14. "Spreadex UK General Election Update, 7th June 2017 | Spreadex | Financial Spread Betting". www.spreadex.com. 7 June 2017. Retrieved 20 July 2020.
  15. "Election results: Theresa May 'no intention of resigning' after losses". BBC News. 8 June 2017. Retrieved 1 February 2026.
  16. including Green
  17. Ipsos MORI's figures for 'don't know' are significantly lower than other pollsters on this question as they only prompt for May and Corbyn, with don't know/other/none included if respondents offer it unprompted
  18. 1% of respondents chose 'Other' and a further 1% said 'no difference'.
  19. The question used by Kantar Public differs slightly in its wording from other pollsters. They ask: "If you had to choose between Theresa May and Jeremy Corbyn, who do you think would make the best leader for Britain?"
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