| Labour | 25% |
| Reform UK | 23% |
| Conservative | 22% |
| Liberal Democrats | 10% |
| Green | 9% |
| Restore Britain | 6% |
| Other | 2% |
| SNP | 2% |
| Plaid Cymru | 1% |
Party figures are shown where available in our records, including SNP and Plaid Cymru. A missing entry does not mean zero. Other follows the pollster's published grouping.
Labour led this More in Common Westminster voting-intention poll on 25%, followed by Reform UK on 23% and the Conservatives on 22%.
Change since the previous More in Common poll
Compared with More in Common's previous poll (4–6 September 2026):
| Party | Previous | This poll | Change |
| Labour | 24% | 25% | +1 |
| Reform UK | 23% | 23% | – |
| Conservative | 22% | 22% | – |
| Liberal Democrats | 12% | 10% | −2 |
| Green | 9% | 9% | – |
| Restore Britain | 6% | 6% | – |
| Other | 1% | 2% | +1 |
| SNP | 2% | 2% | – |
| Plaid Cymru | 1% | 1% | – |
More in Common’s published Westminster voting-intention figures for fieldwork conducted 11-15 September 2026.
More in Common conducts its regular voting-intention polling online with representative samples of GB adults and publishes full tables under British Polling Council rules.
Source: Original poll publication