Before (end of 1983) (60 seats, Elections Centre)
Conservative 36 · Labour 14 · SDP-Liberal Alliance 6 · Other 4
After (end of 1984) (60 seats, Elections Centre)
Conservative 35 · Labour 11 · SDP-Liberal Alliance 10 · Other 4
Ward results
Berechurch1 seat · turnout 38.6%
| J. Stevens | Lib/Sdp | 858 |
| J. Fraser | Labour | 850 |
| N. Kell | Conservative | 587 |
Castle1 seat · turnout 47.3%
| R. Cole | Conservative | 1,148 |
| K. Taylor | Labour | 863 |
| M. Sheehan | Lib/Sdp | 390 |
Dedham1 seat · turnout 57.0%
| C. Cannings | Conservative | 506 |
| G. Williams | Lib/Sdp | 314 |
| K. Hindle | Labour | 47 |
East Donyland1 seat · turnout 62.1%
| Sanderson J. | Conservative | 494 |
| L. Shelley | Labour | 232 |
| A. Stevens | Lib/Sdp | 221 |
Fordham1 seat · turnout 49.7%
| D. Cannon | Conservative | 440 |
| J. Church | Labour | 135 |
| M. Bayliss | Lib/Sdp | 102 |
New Town1 seat · turnout 48.4%
| B. Russell | Lib/Sdp | 1,617 |
| D. Williams | Labour | 365 |
| J. Clarke | Conservative | 271 |
Prettygate1 seat · turnout 50.7%
| M. Hunt | Lib/Sdp | 1,307 |
| G. Kent | Conservative | 940 |
| C. Pearson | Labour | 316 |
Shrub End1 seat · turnout 38.2%
| S. Cawley | Lib/Sdp | 1,019 |
| L. Woodrow | Labour | 1,013 |
| J. Maston | Conservative | 289 |
St. Andrews1 seat · turnout 31.4%
| N. McLaughlin | Labour | 1,314 |
| P. O'Reilly | Conservative | 518 |
| D. Elmer | Lib/Sdp | 272 |
St. Annes1 seat · turnout 50.3%
| M. Frank | Labour | 976 |
| R. Chapman | Conservative | 805 |
| M. Hogg | Lib/Sdp | 367 |
Stanway2 seats · turnout 34.0%
| B. Chafer | Conservative | 805 |
| J. Orpen-Smellie | Conservative | 727 |
| C. Menzies | Lib/Sdp | 470 |
| W. Sandford | Lib/Sdp | 421 |
| J. Bayles | Labour | 276 |
| O. Gray | Labour | 247 |
Tiptree1 seat · turnout 31.3%
| T. Bird | RES | 936 |
| B. Martin | Conservative | 610 |
| C. Kingsnorth | Labour | 279 |
West Mersea2 seats · turnout 38.0%
| R. Wheeler | Conservative | 1,323 |
| L. Leader | Conservative | 1,128 |
| R. D'Wit | Independent | 612 |
| M. Livermore | Lib/Sdp | 270 |
| K. Bayles | Labour | 196 |
| P. Kent | Labour | 147 |
