After May 7
No overall control. Labour largest party
Council size: 63 seats · 63 up on May 7
Council · London borough
Southwark
No overall control. Labour largest party after May 7 2026. (Majority lost, previously Labour)
What happened on May 7
Seats won and overall control
Reform UK
0 of 63 seats
Won 0 on May 7 · had 0 before
Next election
May 2030
Whole council every 4 years (London cycle).
Post-May 7 composition
Every party's seat count on the new council
Pre-May-7 composition is the latest OCD snapshot of who held each seat; post is pre minus seats up plus actual winners.
How accurate was the model here?
Our 7 May 2026 forecast for Southwark
Locked, sha256-witnessed forecast scored against the actual count. See the full national accuracy audit →
Our locked May 7 forecast
The pre-election prediction
This is the seats-on-the-ballot projection we published before polls opened, used here for accuracy comparison only.
All wards
Per-ward forecast vs actual
| Ward | Our top pick | Actual winner | Predicted share | Confidence |
|---|---|---|---|---|
| Borough & Bankside | Lib Dem | Lib Dem | 38.6% | medium |
| Camberwell Green | Labour | Labour | 39.4% | medium |
| Champion Hill | Labour | Labour | 41.3% | medium |
| Chaucer | Labour | Green Party | 42.0% | medium |
| Dulwich Hill | Labour | Labour | 38.9% | medium |
| Dulwich Village | Labour | Labour | 34.5% | medium |
| Dulwich Wood | Labour | Labour | 36.0% | medium |
| Faraday | Labour | Labour | 42.5% | medium |
| Goose Green | Labour | Green Party | 40.6% | medium |
| London Bridge & West Bermondsey | Labour | Labour | 32.0% | medium |
| Newington | Labour | Labour | 43.0% | medium |
| North Bermondsey | Lib Dem | Lib Dem | 28.1% | medium |
| North Walworth | Labour | Green Party | 34.4% | medium |
| Nunhead & Queen's Road | Labour | Green Party | 36.7% | medium |
| Old Kent Road | Labour | Labour | 47.8% | medium |
| Peckham | Labour | Green Party | 52.3% | medium |
| Peckham Rye | Labour | Labour | 44.1% | medium |
| Rotherhithe | Labour | Green Party | 39.5% | medium |
| Rye Lane | Labour | Labour | 38.7% | medium |
| South Bermondsey | Labour | Labour | 41.0% | medium |
| St George's | Lib Dem | Lib Dem | 31.9% | medium |
| St Giles | Labour | Green Party | 42.6% | medium |
| Surrey Docks | Lib Dem | Lib Dem | 30.9% | medium |