United Kingdom / Next UK General Election
Opinium
Voting intention · published 21 Mar 2026
- Country
- 🇬🇧 United Kingdom
- Election
- Next UK General Election
- Polling institute
- Opinium
- Published
- 21 Mar 2026
- Fieldwork
- 18 Mar 2026 – 20 Mar 2026
- Sample size
- 2,050
- Methodology
- Not published
Results
- Reform UK27.0%−3.0 percentage points
- Labour Party21.0%+3.0 percentage points
- Conservative Party17.0%−1.0 percentage points
- Green Party15.0%+2.0 percentage points
- Liberal Democrats12.0%±0.0 percentage points
- Scottish National Party3.0%±0.0 percentage points
- Plaid Cymru1.0%+1.0 percentage points
Change in percentage points vs. the previous poll by the same institute for this election.
Commissioned by The Observer. Area: GB. Collected from Wikipedia (Opinion polling for the next United Kingdom general election, section 2026).