.
| Reform UK | Lab | Con | GPEW–SGP | Lib Dems | RB | SNP | |||
|---|---|---|---|---|---|---|---|---|---|
| 2026-07-05 – 2026-07-06 | YouGov / Sky News–The Times | 25% | 20% | 21% | 13% | 12% | 3% | 3% | (3%) |
| 2026-07-01 – 2026-07-03 | Opinium / The Observer | 26% | 20% | 19% | 14% | 11% | — | 3% | (7%) |
| 2026-07-01 – 2026-07-02 | Find Out Now | 25% | 21% | 19% | 16% | 10% | — | 2% | (7%) |
| 2026-06-25 – 2026-06-30 | Ipsos MORI | 26% | 24% | 18% | 13% | 11% | 3% | 3% | (2%) |
| 2026-06 | More in Common | 24% | 20% | 21% | 9% | 11% | 6% | 3% | (6%) |
| 2026-06-28 – 2026-06-29 | YouGov / Sky News–The Times | 24% | 20% | 20% | 13% | 13% | 3% | 3% | (4%) |
| 2026-06-25 – 2026-06-29 | Lord Ashcroft Polls / Mail on Sunday | 21% | 21% | 21% | 18% | 9% | — | 3% | (7%) |
| 2026-06-26 – 2026-06-28 | More in Common | 28% | 24% | 20% | 10% | 12% | — | 2% | (4%) |
| 2026-06-24 – 2026-06-26 | Opinium / The Observer | 26% | 21% | 17% | 12% | 12% | 6% | 3% | (3%) |
| 2026-06-24 – 2026-06-25 | Find Out Now | 24% | 21% | 18% | 15% | 12% | — | 3% | (7%) |
| 2 361 | 2 387 | 16 225 | |
| 2017 | 1 | 1 | 8 |
| 2018 | 140 | 140 | 923 |
| 2019 | 256 | 274 | 2 160 |
| 2020 | 168 | 168 | 1 181 |
| 2021 | 262 | 262 | 1 796 |
| 2022 | 364 | 364 | 2 383 |
| 2023 | 396 | 396 | 2 503 |
| 2024 | 351 | 351 | 2 274 |
| 2025 | 275 | 282 | 1 927 |
| 2026 | 148 | 149 | 1 070 |