Southampton Council Election 2026 Predictions
No party is projected to win a majority on Southampton Council, with Labour winning the most seats (23 of 51).
| Party | Projected | Current | Change |
|---|---|---|---|
| Conservative | 6 (5-9) | 9 | -3 |
| Labour | 23 (22-25) | 31 | -8 |
| Liberal Democrats | 8 (8-9) | 7 | +1 |
| Green | 2 (1-3) | 2 | 0 |
| Reform UK | 11 (6-12) | 1 | +10 |
| Others | 1 (1-1) | 1 | 0 |
Key changes: +10 Ref, -8 Lab, -3 Con
Election type: Elects by thirds - approximately a third of 51 seats up for election
Control: No overall control
Probability of control change: 95%
Last election (2024)
Conservative 3, Labour 12, Liberal Democrats 2
Conservative 30.1% Labour 40.4% Liberal Democrats 12.5% Green 9.3% Reform UK 3.5% Others 4.2%
Key battleground wards
- Shirley - Labour leads Liberal Democrats by 1.3pp
- Peartree - Reform UK leads Conservative by 2.6pp
- Coxford - Conservative leads Reform UK by 3.5pp
- Harefield - Reform UK leads Conservative by 6.5pp
- Freemantle - Reform UK leads Labour by 7.0pp