The Greens have taken what was regarded as a safe Conservative seat.
Sue Shanks triumphed, topping the poll, with Robert Nemeth for the Conservatives just missing out.
Withdean
3 seats
| Caraline Sarah Brown Labour | 1222 |
| Jacqui Cuff Green | 1672 |
| Susan Elizabeth Darby Labour | 1164 |
| Fraser Gregory Kemp Labour | 983 |
| Hyder Kemal Khalil Liberal Democrat | 213 |
| John Lovatt Liberal Democrat | 309 |
| Robert Németh Conservative | 1891 |
| *Ann Norman Conservative | 2105 |
| *Ken Norman Conservative | 1992 |
| Paul Philo Green | 1810 |
| Sue Shanks Green | 2184 |
| Robert Stockman Liberal Democrat | 218 |
