Most of the major polls since the last election are listed here:
| Pollster | Sample dates | Sample size | CON% | LAB% | LIB% | Brexit% | Green% |
|---|---|---|---|---|---|---|---|
| General Election | 12 Dec 2019 - 12 Dec 2019 | 1,000 | 45 | 33 | 12 | 2 | 3 |
| BMG/The Independent | 08 Jan 2020 - 10 Jan 2020 | 1,508 | 44 | 29 | 11 | 4 | 5 |
| Opinium/The Observer | 15 Jan 2020 - 17 Jan 2020 | 1,978 | 47 | 30 | 9 | 3 | 4 |
| YouGov/The Times | 24 Jan 2020 - 26 Jan 2020 | 1,628 | 49 | 29 | 10 | 2 | 4 |
| Survation | 30 Jan 2020 - 31 Jan 2020 | 1,015 | 44 | 33 | 10 | 3 | 3 |
| YouGov/The Times | 31 Jan 2020 - 02 Feb 2020 | 1,575 | 49 | 30 | 8 | 2 | 5 |
| Ipsos-MORI/Evening Standard | 31 Jan 2020 - 03 Feb 2020 | 1,001 | 47 | 30 | 11 | 1 | 5 |
| YouGov/The Times | 09 Feb 2020 - 10 Feb 2020 | 1,694 | 48 | 28 | 10 | 2 | 6 |
| Opinium/The Observer | 12 Feb 2020 - 14 Feb 2020 | 2,007 | 47 | 32 | 7 | 2 | 4 |
| SavantaComRes/Sunday Express | 19 Feb 2020 - 20 Feb 2020 | 2,005 | 47 | 31 | 9 | 3 | 4 |
| Kantar Public | 05 Mar 2020 - 09 Mar 2020 | 1,171 | 50 | 29 | 11 | 1 | 2 |
| Opinium/The Observer | 12 Mar 2020 - 13 Mar 2020 | 2,005 | 49 | 32 | 6 | 5 | |
| Ipsos-MORI/Evening Standard | 13 Mar 2020 - 16 Mar 2020 | 1,003 | 52 | 30 | 9 | 4 | |
| Number Cruncher Politics/Bloomberg | 24 Mar 2020 - 26 Mar 2020 | 1,010 | 54 | 28 | 7 | 2 | 4 |
| Opinium/The Observer | 26 Mar 2020 - 27 Mar 2020 | 2,006 | 54 | 28 | 6 | 3 | |
| Redfield and Wilton Strategies | 01 Apr 2020 - 02 Apr 2020 | 2,000 | 49 | 29 | 8 | 4 | |
| YouGov/The Times | 01 Apr 2020 - 02 Apr 2020 | 1,631 | 52 | 28 | 8 | 1 | 5 |
| Opinium/The Observer | 01 Apr 2020 - 03 Apr 2020 | 2,000 | 53 | 30 | 7 | 3 | |
| BMG/The Independent | 07 Apr 2020 - 09 Apr 2020 | 1,541 | 46 | 29 | 10 | 2 | 6 |
| Opinium/The Observer | 07 Apr 2020 - 09 Apr 2020 | 2,005 | 55 | 29 | 5 | 4 | |
| Opinium/The Observer | 15 Apr 2020 - 17 Apr 2020 | 2,000 | 51 | 32 | 6 | 3 | |
| YouGov/The Times | 16 Apr 2020 - 17 Apr 2020 | 2,015 | 53 | 32 | 5 | 1 | 3 |
| Redfield and Wilton Strategies | 17 Apr 2020 - 17 Apr 2020 | 1,500 | 52 | 31 | 8 | 3 | |
| Opinium/The Observer | 21 Apr 2020 - 23 Apr 2020 | 2,000 | 50 | 33 | 7 | 3 | |
| Redfield and Wilton Strategies | 26 Apr 2020 - 26 Apr 2020 | 1,500 | 50 | 33 | 7 | 4 | |
| Opinium/The Observer | 27 Apr 2020 - 01 May 2020 | 1,072 | 51 | 33 | 6 | 3 | |
| YouGov/The Times | 05 May 2020 - 06 May 2020 | 1,667 | 50 | 30 | 7 | 3 | 5 |
| Redfield and Wilton Strategies | 06 May 2020 - 06 May 2020 | 1,500 | 50 | 31 | 7 | 5 | |
| Opinium/The Observer | 05 May 2020 - 07 May 2020 | 1,053 | 49 | 33 | 6 | 5 | |
| Kantar Public | 05 May 2020 - 11 May 2020 | 1,130 | 51 | 32 | 7 | 2 | 2 |
| Opinium/The Observer | 13 May 2020 - 14 May 2020 | 1,062 | 49 | 34 | 6 | 3 | |
| Redfield and Wilton Strategies | 15 May 2020 - 15 May 2020 | 1,500 | 47 | 35 | 9 | 3 | |
| SavantaComRes | 15 May 2020 - 17 May 2020 | 2,079 | 46 | 33 | 7 | 2 | 4 |
| YouGov/The Times | 18 May 2020 - 19 May 2020 | 1,718 | 48 | 33 | 6 | 2 | 5 |
| Opinium/The Observer | 21 May 2020 - 22 May 2020 | 2,008 | 47 | 35 | 6 | 3 | |
| Survation | 22 May 2020 - 26 May 2020 | 1,040 | 46 | 33 | 8 | 4 | |
| YouGov/The Times | 25 May 2020 - 26 May 2020 | 1,629 | 44 | 38 | 6 | 2 | 4 |
| YouGov/DatapraxisEU | 26 May 2020 - 27 May 2020 | 2,029 | 43 | 38 | 6 | 3 | 4 |
| Redfield and Wilton Strategies | 27 May 2020 - 27 May 2020 | 1,500 | 43 | 37 | 9 | 3 | |
| Deltapoll/The Mail on Sunday | 27 May 2020 - 28 May 2020 | 1,557 | 43 | 38 | 8 | 2 | 4 |
| Opinium/The Observer | 28 May 2020 - 29 May 2020 | 2,012 | 43 | 39 | 6 | 3 | |
| YouGov/The Times | 29 May 2020 - 30 May 2020 | 1,650 | 45 | 35 | 6 | 2 | 5 |
| Redfield and Wilton Strategies | 03 Jun 2020 - 03 Jun 2020 | 1,500 | 43 | 36 | 9 | 5 | |
| Survation | 03 Jun 2020 - 03 Jun 2020 | 1,018 | 41 | 39 | 7 | 1 | 4 |
| Deltapoll | 04 Jun 2020 - 05 Jun 2020 | 1,547 | 41 | 38 | 8 | 3 | 4 |
| Opinium/The Observer | 04 Jun 2020 - 05 Jun 2020 | 2,002 | 43 | 40 | 6 | 3 | |
| Ipsos-MORI/Evening Standard | 05 Jun 2020 - 10 Jun 2020 | 1,059 | 43 | 38 | 10 | 3 | |
| Survation | 09 Jun 2020 - 10 Jun 2020 | 1,062 | 42 | 36 | 8 | 1 | 4 |
| Redfield and Wilton Strategies | 11 Jun 2020 - 11 Jun 2020 | 1,500 | 41 | 39 | 9 | 4 | |
| Opinium/The Observer | 11 Jun 2020 - 12 Jun 2020 | 2,001 | 44 | 39 | 6 | 2 | |
| YouGov/The Times | 11 Jun 2020 - 12 Jun 2020 | 1,693 | 45 | 37 | 6 | 2 | 4 |
| SavantaComRes/The Daily Telegraph | 12 Jun 2020 - 14 Jun 2020 | 2,106 | 40 | 36 | 9 | 3 | 3 |
| Kantar | 11 Jun 2020 - 15 Jun 2020 | 1,124 | 43 | 35 | 8 | 2 | 4 |
| Redfield and Wilton Strategies | 18 Jun 2020 - 18 Jun 2020 | 2,000 | 43 | 38 | 8 | 4 | |
| Opinium/The Observer | 18 Jun 2020 - 19 Jun 2020 | 2,001 | 44 | 40 | 5 | 3 | |
| Survation | 24 Jun 2020 - 25 Jun 2020 | 2,003 | 43 | 36 | 8 | 4 | |
| Redfield and Wilton Strategies | 25 Jun 2020 - 25 Jun 2020 | 2,000 | 44 | 38 | 7 | 4 | |
| Opinium/The Observer | 25 Jun 2020 - 26 Jun 2020 | 2,001 | 43 | 39 | 6 | 4 | |
| YouGov/The Times | 26 Jun 2020 - 28 Jun 2020 | 1,626 | 45 | 37 | 6 | 2 | 4 |
| Redfield and Wilton Strategies/Election Maps UK | 01 Jul 2020 - 01 Jul 2020 | 2,000 | 42 | 38 | 8 | 5 | |
| Opinium/The Observer | 01 Jul 2020 - 03 Jul 2020 | 2,002 | 41 | 37 | 8 | 4 | |
| Deltapoll/The Mail on Sunday | 02 Jul 2020 - 03 Jul 2020 | 1,549 | 41 | 36 | 7 | 4 | 5 |
| Survation | 03 Jul 2020 - 06 Jul 2020 | 1,012 | 44 | 37 | 7 | 4 | |
| Redfield and Wilton Strategies | 08 Jul 2020 - 08 Jul 2020 | 2,000 | 44 | 39 | 7 | 4 | |
| YouGov/The Times | 08 Jul 2020 - 09 Jul 2020 | 1,614 | 46 | 36 | 6 | 2 | 3 |
| Deltapoll/The Mail on Sunday | 09 Jul 2020 - 10 Jul 2020 | 1,541 | 44 | 38 | 7 | 3 | 3 |
| Opinium/The Observer | 09 Jul 2020 - 10 Jul 2020 | 2,002 | 42 | 38 | 6 | 4 | |
| Survation | 10 Jul 2020 - 12 Jul 2020 | 2,022 | 42 | 36 | 8 | 1 | 5 |
| Kantar Public | 09 Jul 2020 - 13 Jul 2020 | 1,131 | 45 | 35 | 9 | 2 | 2 |
| Redfield and Wilton Strategies | 15 Jul 2020 - 15 Jul 2020 | 2,000 | 44 | 37 | 8 | 4 | |
| Opinium/The Observer | 15 Jul 2020 - 17 Jul 2020 | 2,003 | 44 | 36 | 6 | 4 | |
| SavantaComRes | 17 Jul 2020 - 19 Jul 2020 | 2,085 | 43 | 37 | 6 | 2 | 2 |
| Redfield and Wilton Strategies | 22 Jul 2020 - 22 Jul 2020 | 2,000 | 44 | 36 | 8 | 5 | |
| Opinium/The Observer | 23 Jul 2020 - 24 Jul 2020 | 2,002 | 42 | 38 | 6 | 4 | |
| Redfield and Wilton Strategies | 29 Jul 2020 - 29 Jul 2020 | 2,000 | 43 | 38 | 7 | 4 | |
| Opinium/The Observer | 30 Jul 2020 - 31 Jul 2020 | 2,002 | 41 | 38 | 6 | 4 | |
| AVERAGE | 12 Dec 2019 - 31 Jul 2020 | 126,212 | 45.8 | 34.6 | 7.3 | 1.0 | 3.9 |
Recent polls are summarised.