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Runcorn and Helsby

2025 Runcorn and Helsby by-election · 1 May 2025

High impact High impact for tactical voting against Reform UK

Reform currently holds the seat but with under 50% of the vote - vulnerable to being unseated.

Who can beat Reform in Runcorn and Helsby? Labour is best placed to beat Reform UK. This is based on the 2025 Runcorn and Helsby by-election result. The latest YouGov MRP prediction has Labour narrowly ahead in Runcorn and Helsby, within the margin of error.

The best-placed party to beat Reform is

12,639 votes (38.7%)

MRP prediction

0%10%20%30%40%50%2025 Runcorn and Helsby by-election26 Sep 2026
  • Labour
  • Reform UK
  • Conservative
  • Green
  • Liberal Democrats
  • Restore Britain
  • Others
Predicted vote share by party
Party2025 Runcorn and Helsby by-election26 Sep 2026
Labour38.7%37%
Reform UK38.7%26%
Conservative7.2%14%
Green7.1%12%
Liberal Democrats2.9%6%
Restore Britain0%3%
Others5.4%1%
Labour
37% (30–44%)
Reform UK
26% (21–34%)
Conservative
14% (11–17%)
Green
12% (8–18%)
Liberal Democrats
6% (3–10%)
Restore Britain
3% (1–6%)
Others
1% (0–3%)

Labour predicted to win · Reform UK predicted 2nd

Best placed to beat Reform: LabourWithin the poll's margin of error

Source: YouGov MRP, 26 September 2026. An MRP is a model-based estimate from polling, not an election result.

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