Before (end of 1987) (49 seats, Elections Centre)
Conservative 19 · SDP-Liberal Alliance 17 · Labour 13 · Other 0
After (end of 1988) (49 seats, Elections Centre)
Conservative 21 · Liberal Democrats 14 · Labour 13 · Other 1
Ward results
Abbey1 seat
| P. Salmon | Labour | 689 |
| B. Mulhern | Conservative | 559 |
| V. Horton | SLD | 99 |
Davington Priory1 seat
| J. Bright | Labour | 590 |
| M. Henderson | SLD | 526 |
| B. Tovey | Conservative | 525 |
East Downs1 seat
| W. Boggia | Conservative | 708 |
| A. Gifford | Labour | 182 |
| A. Clarke-Sturman | SLD | 120 |
Eastern1 seat
| J. Ingham | Conservative | 514 ✓ |
| J. Crouch | Labour | 232 |
| M. Aldridge | SLD | 102 |
| K. O'Daly | SDP | 28 |
Grove1 seat
| Anne Jack | Conservative | 781 |
| P. Swaffer | Labour | 434 |
| L. Micklewright | SLD | 394 |
Iwade & Lower Halstow1 seat
| R. Moses | Conservative | 413 |
| P. Hanson | Labour | 150 |
| B. Lowe | SLD | 75 |
Kemsley1 seat
| Brenda Simpson | Conservative | 258 |
| A. Hammond | SLD | 192 |
| A. Woodhouse | Labour | 156 |
Milton Regis1 seat
| J. Donnellan | Labour | 732 |
| H. Barnes | SLD | 456 |
| S. Burnett | Conservative | 392 |
Minster Cliffs1 seat
| P. Hayes | Conservative | 688 |
| R. Steer | SLD | 675 |
| J. Taylor | Labour | 266 |
Murston1 seat
| R. Calvert | SLD | 615 ✓ |
| R. Griffin | Labour | 399 |
| J. Fuller | Conservative | 380 |
| C. Baker | SDP | 121 |
Queenborough & Halfway1 seat
| K. Evans | Labour | 986 ✓ |
| M. Ludlow | Conservative | 857 |
| S. Ingham | SDP | 132 |
| M. Sladden | SLD | 120 |
Roman1 seat
| A. Hill | Conservative | 938 |
| C. Sedge | SLD | 669 |
| D. Cheesman | Labour | 596 |
Sheerness East1 seat
| D. Sargent | Labour | 664 |
| P. Clarke | Conservative | 516 |
| W. Featherstone | SLD | 109 |
Sheerness West1 seat
| Angela Harrison | Labour | 954 |
| C. White | Conservative | 374 |
| T. Wright | SLD | 187 |
St. Anns1 seat · turnout 44.6%
| P. Dangerfield | Labour | 917 |
| E. Newfield | Conservative | 543 |
| K. Burbidge | SLD | 245 |
Watling1 seat
| R. Barnicott | Conservative | 709 |
| C. Perkin | SLD | 490 |
| A. Salmon | Labour | 298 |
Woodstock1 seat
| P. Rea | SLD | 1,437 |
| K. Bragg | Conservative | 1,012 |
| V. Farrell | Labour | 331 |