POLLING DATABASE
Westminster polling
Published voting-intention polls with fieldwork dates, sample sizes and source information. Individual polls are measurements of opinion, not election forecasts.
| Pollster | Fieldwork | Con | Lab | LD | Reform | Green |
|---|---|---|---|---|---|---|
| Opinium — 9–11 September 2026 | 9–11 September 2026 | 19% | 27% | 10% | 25% | 11% |
| More in Common — 11–15 September 2026 | 11–15 September 2026 | 22% | 25% | 10% | 23% | 9% |
| Trajectory — 7–16 September 2026 | 7–16 September 2026 | 21% | 29% | 10% | 22% | 10% |
| Deltapoll — 11–14 September 2026 | 11–14 September 2026 | 19% | 29% | 8% | 25% | 9% |
| YouGov — 13–14 September 2026 | 13–14 September 2026 | 20% | 23% | 13% | 23% | 11% |
| Survation — 9–10 September 2026 | 9–10 September 2026 | 21% | 28% | 10% | 23% | 8% |
| YouGov — 6–7 September 2026 | 6–7 September 2026 | 20% | 23% | 11% | 23% | 12% |
| YouGov — 30–31 August 2026 | 30–31 August 2026 | 20% | 23% | 12% | 23% | 13% |
| Opinium — 26–28 August 2026 | 26–28 August 2026 | 19% | 27% | 10% | 25% | 12% |
| Survation — 26–28 August 2026 | 26–28 August 2026 | 19% | 27% | 9% | 24% | 10% |
| Deltapoll — 21–24 August 2026 | 21–24 August 2026 | 20% | 30% | 8% | 27% | 8% |
| YouGov — 23–24 August 2026 | 23–24 August 2026 | 20% | 22% | 13% | 23% | 13% |
| Deltapoll — 14–17 August 2026 | 14–17 August 2026 | 21% | 29% | 8% | 27% | 8% |
| YouGov — 16–17 August 2026 | 16–17 August 2026 | 19% | 22% | 12% | 24% | 13% |
| Opinium — 12–14 August 2026 | 12–14 August 2026 | 18% | 27% | 10% | 25% | 11% |
| Survation — 10–13 August 2026 | 10–13 August 2026 | 19% | 25% | 11% | 26% | 9% |
| YouGov — 9–10 August 2026 | 9–10 August 2026 | 21% | 24% | 11% | 22% | 12% |
| Ipsos — 30 July–4 August 2026 | 30 July–4 August 2026 | 18% | 28% | 9% | 25% | 12% |
| Opinium — 5–8 August 2026 | 5–8 August 2026 | 19% | 27% | 10% | 25% | 12% |
| YouGov — 2–3 August 2026 | 2–3 August 2026 | 19% | 22% | 12% | 23% | 13% |
| Opinium — 29–31 July 2026 | 29–31 July 2026 | 17% | 27% | 12% | 23% | 12% |
| Find Out Now — 29 July 2026 | 29 July 2026 | 19% | 23% | 11% | 23% | 14% |
| Deltapoll — 24–27 July 2026 | 24–27 July 2026 | 19% | 27% | 8% | 27% | 10% |
| Survation — 25–27 July 2026 | 25–27 July 2026 | 21% | 26% | 10% | 24% | 10% |
| More in Common — 24–27 July 2026 | 24–27 July 2026 | 22% | 28% | 12% | 24% | 8% |
| YouGov — 26–27 July 2026 | 26–27 July 2026 | 21% | 22% | 11% | 22% | 13% |
| YouGov — 22–23 July 2026 | 22–23 July 2026 | 20% | 21% | 14% | 23% | 13% |
| More in Common — 21–22 July 2026 | 21–22 July 2026 | 22% | 24% | 11% | 26% | 11% |
| Find Out Now — 22 July 2026 | 22 July 2026 | 19% | 22% | 10% | 24% | 14% |
| Trajectory — 7–16 July 2026 | 7–16 July 2026 | 19% | 25% | 12% | 23% | 11% |
| Deltapoll — 17–20 July 2026 | 17–20 July 2026 | 18% | 28% | 10% | 28% | 10% |
| YouGov — 19–20 July 2026 | 19–20 July 2026 | 21% | 20% | 12% | 23% | 14% |
| Opinium — 15–17 July 2026 | 15–17 July 2026 | 20% | 22% | 11% | 23% | 14% |
| Survation — 10–14 July 2026 | 10–14 July 2026 | 21% | 24% | 11% | 24% | 11% |
| Find Out Now — 15 July 2026 | 15 July 2026 | 20% | 19% | 11% | 24% | 15% |
| YouGov — 12–13 July 2026 | 12–13 July 2026 | 19% | 19% | 13% | 24% | 15% |
| More in Common — 10–13 July 2026 | 10–13 July 2026 | 22% | 22% | 12% | 26% | 12% |
| Opinium — 7–10 July 2026 | 7–10 July 2026 | 18% | 19% | 12% | 24% | 16% |
| Find Out Now — 8–9 July 2026 | 8–9 July 2026 | 20% | 18% | 13% | 23% | 16% |
| YouGov — 5–6 July 2026 | 5–6 July 2026 | 21% | 20% | 12% | 25% | 13% |
| More in Common — 3–6 July 2026 | 3–6 July 2026 | 22% | 21% | 11% | 27% | 10% |
| Opinium — 1–3 July 2026 | 1–3 July 2026 | 19% | 20% | 11% | 26% | 14% |
| Find Out Now — 1–2 July 2026 | 1–2 July 2026 | 19% | 21% | 10% | 25% | 16% |
| Ipsos — 25–30 June 2026 | 25–30 June 2026 | 18% | 24% | 11% | 26% | 13% |
| YouGov — 28–29 June 2026 | 28–29 June 2026 | 20% | 20% | 13% | 24% | 13% |
| More in Common — 26–28 June 2026 | 26–28 June 2026 | 20% | 24% | 12% | 28% | 10% |
| Find Out Now — 24–25 June 2026 | 24–25 June 2026 | 18% | 21% | 12% | 24% | 15% |
| More in Common — 19–22 June 2026 | 19–22 June 2026 | 22% | 21% | 12% | 28% | 10% |
| YouGov — 21–22 June 2026 | 21–22 June 2026 | 20% | 18% | 14% | 25% | 15% |
| Opinium — 17–19 June 2026 | 17–19 June 2026 | 18% | 20% | 12% | 27% | 14% |