UK FACT CHECK POLITICS
UK FACT CHECK POLITICS
Voting intention Labour Lab 27% Con Con 23% Reform Ref 22% Lib Dem LD 11% Green Grn 10% Poll tracker
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Opinium for The Observer

Labour leads but falls short of a majority — 177 of 650 seats on 27.0%, ahead of Reform UK on 24.0% (158 seats).

Opinium Fieldwork 18 September 2026 View original source
Hung parliament
326 seats needed for a majority
Labour
27.0%
177 seats ▼ 3.0
Reform UK
24.0%
158 seats ▲ 2.0
Conservative
18.0%
118 seats ▼ 3.0
Green
11.0%
72 seats ▲ 2.0
Liberal Democrats
10.0%
66 seats ―
Other
5.0%
33 seats ▲ 3.0
Other parties
4.0%
26 seats ▲ 2.0
2 more
SNP
3.0%
20 seats ▲ 1.0
Plaid Cymru
1.0%
6 seats ▲ 1.0

Vote share

Share of the vote, with movement since Trajectory Partnership on 16 Sep 2026.

Full results for all parties
Party Vote share Projected seats
Labour 27.0% 177
Conservative 18.0% 118
Liberal Democrats 10.0% 66
Reform UK 24.0% 158
Green 11.0% 72
SNP 3.0% 20
Plaid Cymru 1.0% 6
Sinn Féin 0.0% 0
DUP 0.0% 0
SDLP 0.0% 0
Alliance 0.0% 0
UUP 0.0% 0
Alba 0.0% 0
Restore Britain 0.0% 0
Independent 0.0% 0
Other 5.0% 33

Added automatically by the poll updater. Fieldwork 2026-09-16 to 2026-09-18. Sample size 2,050.