Before (end of 1986) (49 seats, Elections Centre)
Conservative 23 · Labour 14 · SDP-Liberal Alliance 12 · Other 0
After (end of 1987) (49 seats, Elections Centre)
Conservative 19 · SDP-Liberal Alliance 17 · Labour 13 · Other 0
Ward results
Borden1 seat
| R. Truelove | Lib/Sdp | 610 |
| J. Fuller | Conservative | 413 |
| Patricia Donnellan | Labour | 74 |
Courtenay1 seat
| A. Bowles | Conservative | 600 |
| T. Clarke-Sturman | Lib/Sdp | 154 |
| P. Herbert | Labour | 125 |
Grove1 seat
| J. Burke | Conservative | 1,092 |
| A. Hammond | Lib/Sdp | 701 |
| P. Hanson | Labour | 376 |
Hartlip & Upchurch1 seat
| J. Ardley | Conservative | 749 |
| T. Higgins | Labour | 177 |
| A. Mould | Lib/Sdp | 126 |
Milton Regis1 seat
| E. Lowe | Lib/Sdp | 1,113 |
| A. Woodhouse | Labour | 541 |
| G. Ardley | Conservative | 402 |
Minster Cliffs1 seat
| H. Aldridge | Lib/Sdp | 1,024 |
| M. Barson | Conservative | 876 |
| J. Crouch | Labour | 241 |
Murston1 seat
| E. Madgwick | Lib/Sdp | 835 |
| K. Brown | Conservative | 704 |
| J. Cockrell | Labour | 458 |
Queenborough & Halfway1 seat
| M. Whiting | Conservative | 1,283 |
| A. Bretman | Labour | 859 |
| S. Ingham | Lib/Sdp | 508 |
Roman1 seat
| T. Sedge | Lib/Sdp | 1,001 |
| R. Lewis | Conservative | 980 |
| D. Cheesman | Labour | 682 |
Sheerness East1 seat
| W. Baron | Conservative | 704 |
| D. Sargent | Labour | 595 |
| W. Featherstone | Lib/Sdp | 350 |
Sheerness West1 seat
| Stephen Worrall | Labour | 1,296 |
| P. Kitto | Conservative | 394 |
| A. Miller | Lib/Sdp | 231 |
Sheppey Central1 seat
| A. Graham | Conservative | 700 |
| M. Brown | Lib/Sdp | 515 |
| B. Grove | Labour | 305 |
St. Michaels2 seats · turnout 41.0%
| H. Brunt | Labour | 487 |
| A. Peck | Labour | 479 |
| J. Allbut | Conservative | 478 |
| M. Bellak | Conservative | 411 |
Teynham & Lynsted1 seat
| T. Brown | Conservative | 870 ✓ |
| R. Boorman | Labour | 616 |
| M. Horton | Lib/Sdp | 463 |
| T. Lloyd | Independent | 131 |
West Downs1 seat
| D. Jordan | Conservative | 681 |
| L. Micklewright | Lib/Sdp | 294 |
| E. Cockrell | Labour | 87 |
Woodstock1 seat
| P. Morgan | Lib/Sdp | 1,876 |
| K. Bragg | Conservative | 1,236 |
| B. Simmons | Labour | 278 |