Peter John Costello
stood for election twice.
| Date | Election | Party | Results | Position |
|---|---|---|---|---|
| 2026 | Welwyn East: Welwyn Hatfield local election | Labour Party | Not elected (344 votes) | 6th / 10 candidates |
| 2016 | Brookmans Park & Little Heath: Welwyn Hatfield local election | Labour Party | Not elected (257 votes) | 6th / 9 candidates |
All elections where you live
Enter your postcode to get information about elections, your candidates and where to vote.