Before (end of 1983) (47 seats, Elections Centre)
Conservative 26 · SDP-Liberal Alliance 12 · Labour 9 · Other 0
After (end of 1984) (47 seats, Elections Centre)
Conservative 24 · SDP-Liberal Alliance 14 · Labour 9 · Other 0
Ward results
Abbots Langley1 seat · turnout 52.8%
| R. Kendall | Lib/Sdp | 987 |
| P. Waterhouse | Conservative | 621 |
| P. Bold | Labour | 264 |
Ashridge1 seat · turnout 37.3%
| K. Roberts | Labour | 528 |
| W. Roques | Conservative | 286 |
| N. Hart | Labour | 134 |
Carpenders Park1 seat · turnout 34.0%
| N. Price | Conservative | 812 |
| W. Stuart | Lib/Sdp | 296 |
| N. Crump | Labour | 267 |
Chorleywood1 seat · turnout 38.5%
| R. Crockett | Conservative | 1,116 |
| E. Kinsey | Lib/Sdp | 328 |
| I. Dowman | Labour | 96 |
Croxley Green1 seat · turnout 48.1%
| R. Killick | Lib/Sdp | 836 |
| P. Reid | Conservative | 599 |
| A. Frost | Labour | 179 |
Croxley Green North1 seat · turnout 49.6%
| J. Tither | Lib/Sdp | 569 |
| J Gell | Conservative | 537 |
| G. Norris | Labour | 148 |
Croxley Green South1 seat · turnout 49.9%
| B. Stagg | Conservative | 627 |
| C. Oliver | Lib/Sdp | 599 |
| M. Carpenter | Labour | 201 |
Hayling2 seats · turnout 32.5%
| B. Woolner | Labour | 714 |
| W. Branson | Labour | 691 |
| F. Jackson | Conservative | 208 |
| D. Duffy | Lib/Sdp | 206 |
| W. Tullett | Conservative | 197 |
| P. Duffy | Lib/Sdp | 191 |
Maple Cross & West Hyde1 seat · turnout 46.9%
| A. Shaw | Lib/Sdp | 684 |
| B. Bateman | Conservative | 153 |
| J. Dowman | Labour | 89 |
Mill End1 seat · turnout 49.9%
| D. Macdonald | Lib/Sdp | 655 |
| L. Eliasson | Conservative | 273 |
| C. Bradfield | Labour | 242 |
Money Hill1 seat · turnout 49.3%
| R Struck | Lib/Sdp | 796 |
| R. Struck | SDP-Liberal Alliance | 796 ✓ |
| M De Carle | Conservative | 526 |
| M. De Carle | Conservative | 526 |
| S. Billington | Labour | 124 |
| Susan Elaine Billington | Labour | 124 |
Northwick1 seat · turnout 29.8%
| C. Oakley | Labour | 634 |
| N Woodhouse | Conservative | 220 |
| M. Geelan | Lib/Sdp | 208 |
Oxhey Hall1 seat · turnout 52.6%
| G. Ladell | Conservative | 629 |
| B. Byrne | Lib/Sdp | 568 |
| C. Mead | Labour | 105 |
Rickmansworth1 seat · turnout 51.0%
| Cole R. | Conservative | 1,278 |
| B. Stevenson | Lib/Sdp | 405 |
| H. Roberts | Labour | 112 |