Before (end of 1990)
Not known.
After (end of 1991)
Not known.
Ward results
Clarence1 seat · turnout 55.7%
| J. Whale | Liberal Democrats | 1,234 |
| T. Boyle | Conservative | 648 |
| B. Dearman | Labour | 381 |
| D. Burningham | Green | 112 |
Harpenden North1 seat · turnout 42.6%
| H. Haynes | Conservative | 1,253 |
| H. Adams | Liberal Democrats | 817 |
| R. Botterill | Labour | 419 |