| Great Britain | Northern Ireland | Wales | Scotland |
| Pollster | Fieldwork | Tables | CON | LAB | LDEM | SNP | GRN | PC |
|---|
| Opinium | 2020-04-03 | | 53 | 30 | 7 | 5 | 3 | 1 |
| Yougov | 2020-04-02 | | 52 | 28 | 8 | 5 | 5 | 1 |
| Opinium | 2020-03-27 | | 54 | 28 | 6 | 5 | 3 | 1 |
| Number Cruncher Politics | 2020-03-26 | | 54 | 28 | 7 | 4 | 4 | 0 |
| Ipsos Mori | 2020-03-16 | | 52 | 30 | 9 | 4 | 4 | 1 |
| Opinium | 2020-03-13 | | 49 | 32 | 6 | 5 | 5 | 1 |
| Kantar | 2020-03-09 | | 50 | 29 | 11 | 4 | 2 | 1 |
| ComRes | 2020-02-20 | | 47 | 31 | 9 | 4 | 4 | 1 |
| Opinium | 2020-02-14 | | 47 | 31 | 7 | 6 | 4 | 1 |
| Yougov | 2020-02-10 | | 48 | 28 | 10 | 4 | 6 | 1 |
| Ipsos Mori | 2020-02-03 | | 47 | 30 | 11 | 4 | 5 | 1 |
| Yougov | 2020-02-02 | | 49 | 30 | 8 | 4 | 5 | 1 |
| Survation | 2020-01-31 | | 44 | 33 | 10 | 5 | 3 | 0 |
| Yougov | 2020-01-26 | | 49 | 29 | 10 | 5 | 4 | 1 |
| Opinium | 2020-01-17 | | 47 | 30 | 9 | 5 | 4 | 1 |
| BMG | 2020-01-10 | | 44 | 29 | 11 | 3 | 5 | 0 |