Westminster Voting Intention: YouGov
| End Date | Company | Client | CON | LAB | LD | GRN | BRX | Lead |
| 06 Dec 2019 | YouGov Online | Sunday Times | 43 | 33 | 13 | 3 | 3 | +10 |
| 03 Dec 2019 | YouGov Online | Times/Sky | 42 | 33 | 12 | 4 | 4 | +9 |
| 29 Nov 2019 | YouGov Online | Sunday Times | 43 | 34 | 13 | 3 | 2 | +9 |
| 26 Nov 2019 | YouGov Online | Times/Sky | 43 | 32 | 13 | 2 | 4 | +11 |
| 22 Nov 2019 | YouGov Online | Sunday Times | 42 | 30 | 16 | 4 | 3 | +12 |
| 19 Nov 2019 | YouGov Online | Times | 42 | 30 | 15 | 4 | 4 | +12 |
| 15 Nov 2019 | YouGov Online | Sunday Times | 45 | 28 | 15 | 3 | 4 | +17 |
| 12 Nov 2019 | YouGov Online | Times/Sky | 42 | 28 | 15 | 4 | 4 | +14 |
| 08 Nov 2019 | YouGov Online | Sunday Times | 39 | 26 | 17 | 4 | 10 | +13 |
| 06 Nov 2019 | YouGov Online | Times/Sky | 36 | 25 | 17 | 5 | 11 | +11 |
| 04 Nov 2019 | YouGov Online | Times | 38 | 25 | 16 | 5 | 11 | +13 |
| 01 Nov 2019 | YouGov Online | Sunday Times | 39 | 27 | 16 | 4 | 7 | +12 |
| 30 Oct 2019 | YouGov Online | Times | 36 | 21 | 18 | 6 | 13 | +15 |
| 28 Oct 2019 | YouGov Online | 36 | 22 | 19 | 6 | 12 | +14 | |
| 25 Oct 2019 | YouGov Online | 36 | 23 | 18 | 6 | 12 | +13 | |
| 21 Oct 2019 | YouGov Online | Times | 37 | 22 | 19 | 7 | 11 | +15 |
| 15 Oct 2019 | YouGov Online | Times | 37 | 22 | 18 | 5 | 11 | +15 |
| 09 Oct 2019 | YouGov Online | Times | 35 | 22 | 20 | 6 | 12 | +13 |
| 01 Oct 2019 | YouGov Online | Times | 34 | 21 | 23 | 5 | 12 | +11 |
| 27 Sep 2019 | YouGov Online | Sunday Times | 33 | 22 | 21 | 5 | 13 | +11 |
| 25 Sep 2019 | YouGov Online | Times | 33 | 22 | 22 | 6 | 14 | +11 |
| 20 Sep 2019 | YouGov Online | People's Vote | 30 | 23 | 22 | 5 | 14 | +7 |
| 18 Sep 2019 | YouGov Online | Times | 32 | 21 | 23 | 4 | 14 | +9 |
| 10 Sep 2019 | YouGov Online | Times | 32 | 23 | 19 | 7 | 14 | +9 |
| 06 Sep 2019 | YouGov Online | Sunday Times | 35 | 21 | 19 | 7 | 12 | +14 |
| 03 Sep 2019 | YouGov Online | Times | 35 | 25 | 16 | 7 | 11 | +10 |
| 29 Aug 2019 | YouGov Online | 33 | 22 | 21 | 7 | 12 | +11 | |
| 28 Aug 2019 | YouGov Online | Times | 34 | 22 | 17 | 8 | 13 | +12 |
| 23 Aug 2019 | YouGov Online | Sunday Times | 33 | 21 | 19 | 7 | 14 | +12 |
| 21 Aug 2019 | YouGov Online | Times | 32 | 22 | 20 | 7 | 14 | +10 |
| 14 Aug 2019 | YouGov Online | Times | 30 | 21 | 20 | 8 | 14 | +9 |
| 06 Aug 2019 | YouGov Online | Times | 31 | 22 | 21 | 7 | 14 | +9 |
| 30 Jul 2019 | YouGov Online | Times | 32 | 22 | 19 | 8 | 13 | +10 |
| 26 Jul 2019 | YouGov Online | Sunday Times | 31 | 21 | 20 | 8 | 13 | +10 |
| 24 Jul 2019 | YouGov Online | Times | 25 | 19 | 23 | 9 | 17 | +2 |
| 17 Jul 2019 | YouGov Online | Times | 25 | 21 | 20 | 8 | 19 | +4 |
| 10 Jul 2019 | YouGov Online | Times | 24 | 20 | 19 | 9 | 21 | +3 |
| 03 Jul 2019 | YouGov Online | Times | 24 | 18 | 20 | 9 | 23 | +1 |
| 25 Jun 2019 | YouGov Online | Times | 22 | 20 | 19 | 10 | 22 | Tie |
| 19 Jun 2019 | YouGov Online | Times | 20 | 20 | 21 | 9 | 23 | +2 |
| 14 Jun 2019 | YouGov Online | Sunday Times | 21 | 21 | 19 | 9 | 24 | +3 |
| 10 Jun 2019 | YouGov Online | Times | 17 | 19 | 22 | 8 | 26 | +4 |
| 06 Jun 2019 | YouGov Online | Times | 18 | 20 | 20 | 9 | 26 | +6 |
| 29 May 2019 | YouGov Online | Times | 19 | 19 | 24 | 8 | 22 | +2 |
| 17 May 2019 | YouGov Online | Best for Britain | 24 | 24 | 18 | 6 | 18 | Tie |
| 14 May 2019 | YouGov Online | Times | 25 | 25 | 16 | 7 | 18 | Tie |
| 09 May 2019 | YouGov Online | Times | 24 | 24 | 16 | 7 | 18 | Tie |
| 30 Apr 2019 | YouGov Online | 29 | 29 | 13 | 5 | 15 | Tie | |
| 24 Apr 2019 | YouGov Online | Times | 27 | 30 | 11 | 5 | 14 | +3 |
| 17 Apr 2019 | YouGov Online | Times | 29 | 30 | 10 | 5 | 12 | +1 |
| 11 Apr 2019 | YouGov Online | Times | 28 | 32 | 11 | 5 | 8 | +4 |
| 03 Apr 2019 | YouGov Online | 32 | 31 | 12 | 4 | 5 | +1 | |
| 25 Mar 2019 | YouGov Online | Times | 36 | 33 | 11 | 4 | 5 | +3 |
| 15 Mar 2019 | YouGov Online | Times | 35 | 31 | 12 | 4 | 4 | +4 |
| 04 Mar 2019 | YouGov Online | Times | 40 | 31 | 11 | 4 | 3 | +9 |
| 23 Feb 2019 | YouGov Online | Times | 41 | 30 | 10 | 4 | +11 | |
| 19 Feb 2019 | YouGov Online | Times | 41 | 33 | 10 | 4 | +8 | |
| 07 Feb 2019 | YouGov Online | Times | 39 | 34 | 11 | 4 | +5 | |
| 04 Feb 2019 | YouGov Online | Times | 41 | 34 | 10 | 4 | +7 | |
| 14 Jan 2019 | YouGov Online | Times | 39 | 34 | 11 | 4 | +5 | |
| 07 Jan 2019 | YouGov Online | Times | 41 | 35 | 11 | 3 | +6 | |
| 04 Jan 2019 | YouGov Online | People's Vote | 40 | 34 | 10 | 4 | +6 | |
| 17 Dec 2018 | YouGov Online | Times | 41 | 39 | 7 | 3 | +2 | |
| 14 Dec 2018 | YouGov Online | People's Vote | 40 | 36 | 10 | 3 | +4 | |
| 07 Dec 2018 | YouGov Online | Sunday Times | 38 | 37 | 10 | 4 | +1 | |
| 04 Dec 2018 | YouGov Online | Times | 40 | 38 | 9 | 4 | +2 | |
| 27 Nov 2018 | YouGov Online | Times | 40 | 35 | 10 | 3 | +5 | |
| 19 Nov 2018 | YouGov Online | Times | 39 | 36 | 8 | 4 | +3 | |
| 19 Nov 2018 | YouGov Online | Times | 39 | 36 | 8 | 4 | +3 | |
| 05 Nov 2018 | YouGov Online | Times | 41 | 37 | 8 | 4 | +4 | |
| 30 Oct 2018 | YouGov Online | Times | 41 | 39 | 7 | 2 | +2 | |
| 23 Oct 2018 | YouGov Online | Times | 41 | 36 | 8 | 4 | +5 | |
| 15 Oct 2018 | YouGov Online | Times | 41 | 36 | 9 | 3 | +5 | |
| 09 Oct 2018 | YouGov Online | Times | 41 | 37 | 9 | 3 | +4 | |
| 01 Oct 2018 | YouGov Online | Times | 42 | 36 | 9 | 2 | +6 | |
| 25 Sep 2018 | YouGov Online | Times | 42 | 36 | 11 | 2 | +6 | |
| 19 Sep 2018 | YouGov Online | Times | 40 | 36 | 11 | 2 | +4 | |
| 13 Sep 2018 | YouGov Online | Times | 40 | 36 | 11 | 3 | +4 | |
| 04 Sep 2018 | YouGov Online | Times | 39 | 35 | 11 | 4 | +4 | |
| 29 Aug 2018 | YouGov Online | Times | 39 | 37 | 10 | 3 | +2 | |
| 21 Aug 2018 | YouGov Online | Times | 40 | 37 | 9 | 2 | +3 | |
| 14 Aug 2018 | YouGov Online | 41 | 38 | 8 | 3 | +3 | ||
| 09 Aug 2018 | YouGov Online | Times | 39 | 35 | 10 | 3 | +4 | |
| 31 Jul 2018 | YouGov Online | Times | 38 | 38 | 10 | 3 | Tie | |
| 23 Jul 2018 | YouGov Online | Times | 38 | 38 | 10 | 3 | Tie | |
| 20 Jul 2018 | YouGov Online | Sunday Times | 38 | 39 | 9 | 2 | +1 | |
| 17 Jul 2018 | YouGov Online | Times | 36 | 41 | 9 | 2 | +5 | |
| 11 Jul 2018 | YouGov Online | Times | 37 | 39 | 10 | 3 | +2 | |
| 09 Jul 2018 | YouGov Online | Times | 39 | 39 | 9 | 3 | Tie | |
| 04 Jul 2018 | YouGov Online | Times | 41 | 40 | 9 | 2 | +1 | |
| 26 Jun 2018 | YouGov Online | Times | 42 | 37 | 9 | 3 | +5 | |
| 19 Jun 2018 | YouGov Online | Times | 42 | 40 | 9 | 2 | +2 | |
| 12 Jun 2018 | YouGov Online | Times | 42 | 39 | 8 | 2 | +3 | |
| 05 Jun 2018 | YouGov Online | Times | 44 | 37 | 8 | 3 | +7 | |
| 29 May 2018 | YouGov Online | Times | 42 | 39 | 9 | 2 | +3 | |
| 21 May 2018 | YouGov Online | Times | 42 | 38 | 9 | 3 | +4 | |
| 09 May 2018 | YouGov Online | Times | 43 | 38 | 9 | 2 | +5 | |
| 04 May 2018 | YouGov Online | Times | 43 | 38 | 9 | 3 | +5 | |
| 01 May 2018 | YouGov Online | Times | 42 | 38 | 7 | 3 | +4 | |
| 25 Apr 2018 | YouGov Online | Times | 43 | 38 | 8 | 3 | +5 |