Before (end of 1978)
Not known.
After (end of 1979)
Not known.
Ward results
Batchwood3 seats · turnout 66.2%
| P. Hiscott | Labour | 1,781 |
| M. Fletcher | Labour | 1,721 |
| B. Eyles | Conservative | 1,643 |
| A. Ramsden | Labour | 1,577 |
| M. Parker | Conservative | 1,441 |
| Z. Luczak | Conservative | 1,415 |
Clarence3 seats · turnout 67.0%
| I. Stebbings | Conservative | 1,812 |
| B. Bryden-Smith | Independent | 1,690 |
| R. Wheeldon | Conservative | 1,689 |
| K. Hill | Conservative | 1,614 |
| M. Early | Labour | 1,037 |
| A. Kirby | Labour | 938 |
Cunningham3 seats · turnout 53.1%
| G. Bilsborough | Conservative | 1,756 |
| G. Day | Conservative | 1,721 |
| A. Hill | Conservative | 1,542 |
| R. Lowe | Labour | 1,410 |
| W. Wallis | Labour | 1,188 |
Harpenden East3 seats · turnout 73.0%
| H. Beck | Ind Con | 2,096 |
| M. Harrison | Conservative | 1,895 |
| M. Morrell | Conservative | 1,639 |
| S. Vass | Conservative | 1,618 |
| C. Clark | LIB | 939 |
| E. Merriman | LIB | 829 |
| M. Hoey | Labour | 733 |
| J. McKrell | Labour | 699 |
Harpenden North3 seats · turnout 72.3%
| C. Curl | Conservative | 2,709 |
| K. Haywood | Conservative | 2,531 |
| K. Wood | Conservative | 2,313 |
| D. Collins | LIB | 1,096 |
| R. Powell | LIB | 991 |
| J. Ryan | Labour | 915 |
| H. Holmes | Labour | 909 |
| J. Norman | Labour | 832 |
Harpenden South3 seats · turnout 65.2%
| I. Fulton | Conservative | 2,432 |
| J. Dymoke | Conservative | 2,317 |
| Jenkins K. | Conservative | 2,083 |
| T. Wood | LIB | 1,405 |
| W. Freitag | Labour | 647 |
Harpenden West3 seats · turnout 70.9%
| J. Cornforth | Conservative | 2,831 |
| B. Walters | Conservative | 2,449 |
| T. Tarry | Conservative | 2,442 |
| M. Dix | LIB | 1,129 |
| W. Woodhead | LIB | 1,112 |
| K. Griffin | Labour | 732 |
London Colney3 seats · turnout 66.1%
| J. Armstrong | Labour | 1,966 |
| F. Perham | Labour | 1,882 |
| J. Smee | Conservative | 1,588 |
| M. Pugh | Conservative | 1,574 |
| R. Hershbein | Labour | 1,558 |
| R. Southey | Conservative | 1,440 |
Marshalswick South3 seats · turnout 74.9%
| O. Jennings | Conservative | 1,921 |
| E. Dobson | Conservative | 1,716 |
| J. Turner | Conservative | 1,546 |
| L. Coates | LIB | 1,423 |
| S. Waine | Independent | 1,407 |
| H. Lowe | LIB | 1,074 |
| P. Burley | LIB | 941 |
| D. Allan | Labour | 652 |
| D. Ramsden | Labour | 625 |
Park Street3 seats · turnout 62.3%
| F. Hulley | Conservative | 1,808 |
| R. Moss | Conservative | 1,526 |
| J. Bates | Conservative | 1,405 |
| J. Griffin | LIB | 1,114 |
| D. Goodchild | Labour | 1,003 |
| D. Brackley | Labour | 854 |
Sandridge1 seat · turnout 82.2%
| B. Filmer | Independent | 790 |
| K. Nash | Conservative | 330 |
| P. Landman | Labour | 153 |
St. Stephens3 seats · turnout 67.1%
| I. Bickerton | Conservative | 2,613 |
| E. Harrison | Conservative | 2,551 |
| A. Nowell | Conservative | 2,478 |
| M. Barron | LIB | 1,224 |
| Hoey J. | Labour | 1,213 |
| K. Morcom | Labour | 1,139 |
Verulam3 seats · turnout 70.5%
| T. Thornton | Conservative | 2,429 |
| R. Scranage | Conservative | 2,365 |
| E. Hewitt | Conservative | 2,357 |
| G. Tattersfield | LIB | 1,284 |
| D. Godwin | Labour | 855 |
| L. Harland | Labour | 804 |
| D. Gray | Labour | 783 |
Wheathampstead3 seats · turnout 59.8%
| R. Sparrow | Conservative | 2,677 |
| J. Sait | Conservative | 2,174 |
| A. Morley | Conservative | 2,060 |
| A. Latchford | Labour | 1,315 |
