Westminster Voting Intention: Panelbase
| End Date | Company | Client | CON | LAB | LD | GRN | BRX | Lead |
| 11 Dec 2019 | Panelbase Online | 43 | 34 | 11 | 3 | 4 | +9 | |
| 06 Dec 2019 | Panelbase Online | 43 | 34 | 13 | 2 | 3 | +9 | |
| 28 Nov 2019 | Panelbase Online | 42 | 34 | 13 | 3 | 4 | +8 | |
| 22 Nov 2019 | Panelbase Online | 42 | 32 | 14 | 3 | 3 | +10 | |
| 14 Nov 2019 | Panelbase Online | 43 | 30 | 15 | 2 | 5 | +13 | |
| 08 Nov 2019 | Panelbase Online | 40 | 30 | 15 | 3 | 8 | +10 | |
| 31 Oct 2019 | Panelbase Online | 40 | 29 | 14 | 3 | 9 | +11 | |
| 18 Oct 2019 | Panelbase Online | 36 | 27 | 17 | 3 | 11 | +9 | |
| 11 Oct 2019 | Panelbase Online | Sunday Times | 33 | 30 | 17 | 3 | 12 | +3 |
| 06 Sep 2019 | Panelbase Online | 31 | 28 | 19 | 2 | 15 | +3 | |
| 21 May 2019 | Panelbase Online | Sunday Times | 21 | 31 | 13 | 5 | 19 | +10 |
| 24 Apr 2019 | Panelbase Online | Sunday Times | 27 | 36 | 8 | 3 | 13 | +9 |
| 07 Nov 2018 | Panelbase Online | Constitutional Commission | 40 | 40 | 8 | 3 | Tie | |
| 21 Jun 2017 | Panelbase Online | Sunday Times | 41 | 46 | 6 | 1 | +5 | |
| 07 Jun 2017 | Panelbase Online | 44 | 36 | 7 | 2 | +8 | ||
| 01 Jun 2017 | Panelbase Online | 44 | 36 | 7 | 3 | +8 | ||
| 23 May 2017 | Panelbase Online | Sunday Times | 48 | 33 | 7 | 2 | +15 | |
| 15 May 2017 | Panelbase Online | 47 | 33 | 7 | 3 | +14 | ||
| 09 May 2017 | Panelbase Online | 48 | 31 | 8 | 2 | +17 | ||
| 02 May 2017 | Panelbase Online | 47 | 30 | 10 | 2 | +17 | ||
| 24 Apr 2017 | Panelbase Online | 49 | 27 | 10 | 3 | +22 | ||
| 15 Jan 2016 | Panelbase | Sunday Times Scot | 39 | 31 | 6 | 5 | +8 | |
| 06 May 2015 | Panelbase | 31 | 33 | 8 | 5 | +2 | ||
| 30 Apr 2015 | Panelbase | 32 | 34 | 8 | 4 | +2 | ||
| 23 Apr 2015 | Panelbase | 31 | 34 | 7 | 4 | +3 | ||
| 16 Apr 2015 | Panelbase | 33 | 34 | 8 | 4 | +1 | ||
| 09 Apr 2015 | Panelbase | 31 | 37 | 8 | 4 | +6 | ||
| 02 Apr 2015 | Panelbase | 33 | 33 | 7 | 5 | Tie | ||
| 26 Mar 2015 | Panelbase | 34 | 34 | 5 | 6 | Tie |