Westminster Voting Intention: YouGov
| End Date | Company | Client | CON | LAB | LD | GRN | UKIP | Lead |
| 20 Nov 2018 | YouGov Online | Times | 39 | 36 | 8 | 6 | +3 | |
| 09 Oct 2018 | YouGov Online | Times | 41 | 37 | 9 | 3 | 4 | +4 |
| 01 Oct 2018 | YouGov Online | Times | 42 | 36 | 9 | 2 | 5 | +6 |
| 25 Sep 2018 | YouGov Online | Times | 42 | 36 | 11 | 2 | 4 | +6 |
| 19 Sep 2018 | YouGov Online | Times | 40 | 36 | 11 | 2 | 5 | +4 |
| 13 Sep 2018 | YouGov Online | Times | 40 | 36 | 11 | 3 | 4 | +4 |
| 04 Sep 2018 | YouGov Online | Times | 39 | 35 | 11 | 4 | 5 | +4 |
| 29 Aug 2018 | YouGov Online | Times | 39 | 37 | 10 | 3 | 5 | +2 |
| 21 Aug 2018 | YouGov Online | Times | 40 | 37 | 9 | 2 | 6 | +3 |
| 14 Aug 2018 | YouGov Online | 41 | 38 | 8 | 3 | 6 | +3 | |
| 09 Aug 2018 | YouGov Online | Times | 39 | 35 | 10 | 3 | 7 | +4 |
| 31 Jul 2018 | YouGov Online | Times | 38 | 38 | 10 | 3 | 6 | Tie |
| 23 Jul 2018 | YouGov Online | Times | 38 | 38 | 10 | 3 | 6 | Tie |
| 20 Jul 2018 | YouGov Online | Sunday Times | 38 | 39 | 9 | 2 | 6 | +1 |
| 17 Jul 2018 | YouGov Online | Times | 36 | 41 | 9 | 2 | 7 | +5 |
| 11 Jul 2018 | YouGov Online | Times | 37 | 39 | 10 | 3 | 6 | +2 |
| 09 Jul 2018 | YouGov Online | Times | 39 | 39 | 9 | 3 | 5 | Tie |
| 04 Jul 2018 | YouGov Online | Times | 41 | 40 | 9 | 2 | 3 | +1 |
| 26 Jun 2018 | YouGov Online | Times | 42 | 37 | 9 | 3 | 3 | +5 |
| 19 Jun 2018 | YouGov Online | Times | 42 | 40 | 9 | 2 | 3 | +2 |
| 12 Jun 2018 | YouGov Online | Times | 42 | 39 | 8 | 2 | 3 | +3 |
| 05 Jun 2018 | YouGov Online | Times | 44 | 37 | 8 | 3 | 3 | +7 |
| 29 May 2018 | YouGov Online | Times | 42 | 39 | 9 | 2 | 3 | +3 |
| 21 May 2018 | YouGov Online | Times | 42 | 38 | 9 | 3 | 2 | +4 |
| 09 May 2018 | YouGov Online | Times | 43 | 38 | 9 | 2 | 2 | +5 |
| 04 May 2018 | YouGov Online | Times | 43 | 38 | 9 | 3 | 3 | +5 |
| 01 May 2018 | YouGov Online | Times | 42 | 38 | 7 | 3 | 3 | +4 |
| 25 Apr 2018 | YouGov Online | Times | 43 | 38 | 8 | 3 | 3 | +5 |
| 17 Apr 2018 | YouGov Online | Times | 43 | 38 | 8 | 3 | 3 | +5 |
| 10 Apr 2018 | YouGov Online | Times | 40 | 40 | 9 | 2 | 4 | Tie |
| 05 Apr 2018 | YouGov Online | Times | 42 | 41 | 7 | 2 | 4 | +1 |
| 27 Mar 2018 | YouGov Online | Times | 43 | 39 | 8 | 2 | 3 | +4 |
| 15 Mar 2018 | YouGov Online | Times | 42 | 39 | 7 | 3 | 3 | +3 |
| 06 Mar 2018 | YouGov Online | Times | 41 | 43 | 7 | 2 | 2 | +2 |
| 27 Feb 2018 | YouGov Online | Times | 41 | 42 | 7 | 2 | 3 | +1 |
| 20 Feb 2018 | YouGov Online | Times | 40 | 42 | 8 | 2 | 4 | +2 |
| 13 Feb 2018 | YouGov Online | Times | 40 | 41 | 8 | 2 | 4 | +1 |
| 06 Feb 2018 | YouGov Online | Times | 43 | 39 | 8 | 3 | 3 | +4 |
| 29 Jan 2018 | YouGov Online | Times | 42 | 42 | 6 | 3 | 2 | Tie |
| 17 Jan 2018 | YouGov Online | Times | 41 | 42 | 7 | 2 | 3 | +1 |
| 08 Jan 2018 | YouGov Online | Times | 40 | 41 | 9 | 2 | 3 | +1 |
| 20 Dec 2017 | YouGov Online | Times | 40 | 42 | 7 | 1 | 4 | +2 |
| 10 Dec 2017 | YouGov Online | Times | 42 | 41 | 7 | 2 | 4 | +1 |
| 05 Dec 2017 | YouGov Online | Times | 40 | 41 | 7 | 2 | 3 | +1 |
| 23 Nov 2017 | YouGov Online | Times | 39 | 41 | 7 | 3 | 4 | +2 |
| 20 Nov 2017 | YouGov Online | 40 | 43 | 7 | 2 | 3 | +3 | |
| 08 Nov 2017 | YouGov Online | Times | 40 | 43 | 6 | 2 | 4 | +3 |
| 24 Oct 2017 | YouGov Online | Times | 41 | 43 | 7 | 2 | 3 | +2 |
| 19 Oct 2017 | YouGov Online | Times | 40 | 42 | 8 | 2 | 4 | +2 |
| 11 Oct 2017 | YouGov Online | Times | 39 | 42 | 8 | 2 | 4 | +3 |
| 05 Oct 2017 | YouGov Online | Times | 40 | 42 | 7 | 2 | 4 | +2 |
| 24 Sep 2017 | YouGov Online | Times | 39 | 43 | 7 | 2 | 4 | +4 |
| 13 Sep 2017 | YouGov Online | Times | 41 | 42 | 7 | 2 | 3 | +1 |
| 31 Aug 2017 | YouGov Online | Times | 41 | 42 | 6 | 2 | 4 | +1 |
| 22 Aug 2017 | YouGov Online | Times | 41 | 42 | 8 | 1 | 4 | +1 |
| 01 Aug 2017 | YouGov Online | Times | 41 | 44 | 7 | 2 | 3 | +3 |
| 19 Jul 2017 | YouGov Online | Times | 41 | 43 | 6 | 2 | 3 | +2 |
| 11 Jul 2017 | YouGov Online | Times | 40 | 45 | 7 | 1 | 2 | +5 |
| 06 Jul 2017 | YouGov Online | Times | 38 | 46 | 6 | 1 | 4 | +8 |
| 07 Jun 2017 | YouGov Online | Times | 42 | 35 | 10 | 2 | 5 | +7 |
| 02 Jun 2017 | YouGov Online | Sunday Times | 42 | 38 | 9 | 2 | 4 | +4 |
| 31 May 2017 | YouGov Online | Times | 42 | 39 | 7 | 2 | 4 | +3 |
| 26 May 2017 | YouGov Online | Times | 43 | 36 | 9 | 2 | 4 | +7 |
| 25 May 2017 | YouGov Online | Times | 43 | 38 | 10 | 1 | 4 | +5 |
| 19 May 2017 | YouGov Online | Times | 44 | 35 | 9 | 2 | 3 | +9 |
| 17 May 2017 | YouGov Online | Times | 45 | 32 | 8 | 2 | 6 | +13 |
| 12 May 2017 | YouGov Online | Times | 49 | 31 | 9 | 2 | 3 | +18 |
| 10 May 2017 | YouGov Online | Times | 46 | 30 | 11 | 2 | 5 | +16 |
| 05 May 2017 | YouGov Online | Sunday Times | 47 | 28 | 11 | 2 | 6 | +19 |
| 03 May 2017 | YouGov Online | Times | 48 | 29 | 10 | 2 | 5 | +19 |
| 28 Apr 2017 | YouGov Online | Times | 44 | 31 | 11 | 2 | 6 | +13 |
| 26 Apr 2017 | YouGov Online | Times | 45 | 29 | 10 | 3 | 7 | +16 |
| 21 Apr 2017 | YouGov Online | Times | 48 | 25 | 12 | 3 | 5 | +23 |
| 19 Apr 2017 | YouGov Online | Times | 48 | 24 | 12 | 2 | 7 | +24 |
| 16 Apr 2017 | YouGov Online | Times | 44 | 23 | 12 | 4 | 10 | +21 |
| 06 Apr 2017 | YouGov Online | Times | 42 | 25 | 11 | 3 | 11 | +17 |
| 27 Mar 2017 | YouGov Online | Times | 43 | 25 | 11 | 3 | 10 | +18 |
| 21 Mar 2017 | YouGov Online | Times | 41 | 25 | 11 | 3 | 12 | +16 |
| 14 Mar 2017 | YouGov Online | Times | 44 | 27 | 10 | 4 | 9 | +17 |
| 09 Mar 2017 | YouGov Online | Times | 44 | 25 | 10 | 3 | 11 | +19 |
| 28 Feb 2017 | YouGov Online | Times | 42 | 25 | 11 | 4 | 12 | +17 |
| 22 Feb 2017 | YouGov Online | Times | 41 | 25 | 11 | 3 | 13 | +16 |
| 13 Feb 2017 | YouGov Online | Times | 40 | 24 | 11 | 4 | 15 | +16 |
| 06 Feb 2017 | YouGov Online | Times | 40 | 24 | 11 | 4 | 14 | +16 |
| 31 Jan 2017 | YouGov Online | Times | 40 | 26 | 11 | 4 | 12 | +14 |
| 24 Jan 2017 | YouGov Online | Times | 40 | 24 | 10 | 4 | 14 | +16 |
| 18 Jan 2017 | YouGov Online | Times | 42 | 25 | 11 | 3 | 12 | +17 |
| 10 Jan 2017 | YouGov Online | Times | 39 | 28 | 11 | 3 | 13 | +11 |
| 04 Jan 2017 | YouGov Online | Times | 39 | 26 | 10 | 4 | 14 | +13 |
| 19 Dec 2016 | YouGov Online | Times | 39 | 24 | 12 | 4 | 14 | +15 |
| 05 Dec 2016 | YouGov Online | Times | 42 | 25 | 11 | 4 | 12 | +17 |
| 29 Nov 2016 | YouGov Online | Times | 39 | 27 | 9 | 4 | 14 | +12 |
| 22 Nov 2016 | YouGov Online | Times | 41 | 28 | 9 | 4 | 12 | +13 |
| 15 Nov 2016 | YouGov Online | Times | 42 | 28 | 8 | 4 | 11 | +14 |
| 01 Nov 2016 | YouGov Online | Times | 41 | 27 | 10 | 4 | 11 | +14 |
| 25 Oct 2016 | YouGov Online | Times | 40 | 27 | 11 | 3 | 11 | +13 |
| 20 Oct 2016 | YouGov Online | Election Data | 42 | 26 | 8 | 5 | 12 | +16 |
| 12 Oct 2016 | YouGov Online | Times | 42 | 28 | 9 | 3 | 11 | +14 |
| 29 Sep 2016 | YouGov Online | Times | 39 | 30 | 8 | 3 | 13 | +9 |
| 21 Sep 2016 | YouGov Online | Times | 39 | 30 | 8 | 3 | 13 | +9 |