Before (end of 1986) (75 seats, Elections Centre)
Labour 59 · Conservative 11 · SDP-Liberal Alliance 5 · Other 0
After (end of 1987) (75 seats, Elections Centre)
Labour 61 · Conservative 10 · SDP-Liberal Alliance 4 · Other 0
Ward results
Castletown1 seat
| L. Mann | Labour | 2,042 |
| R. McQuillan | Lib/Sdp | 635 |
| L. Dagg | Conservative | 215 |
Central1 seat
| C. Anderson | Labour | 2,095 |
| S. Hepple | Conservative | 656 |
| E. Mushens | Lib/Sdp | 439 |
Colliery1 seat
| A. Wilkinson | Labour | 1,783 |
| I. Byram | Conservative | 774 |
| R. Atkinson | Lib/Sdp | 681 |
Eppleton1 seat
| T. Scott | Labour | 1,988 |
| R. Walker | Conservative | 498 |
| J. Armstrong | Lib/Sdp | 434 |
Fulwell1 seat
| G. Hilton | Conservative | 2,176 ✓ |
| R. Bell | Labour | 772 |
| J. Collier | Lib/Sdp | 533 |
| A. Bhatt | Independent | 345 |
Grindon1 seat
| A. Myers | Labour | 1,916 ✓ |
| O. Carlyon | Conservative | 557 |
| D. Griffin | Lib/Sdp | 382 |
| G. Ross | Green | 32 |
Hendon1 seat
| B. Sidaway | Labour | 2,256 ✓ |
| P. Soldinger | Conservative | 1,726 |
| R. Todner | Lib/Sdp | 372 |
| K. Petermann | Green | 92 |
Hetton1 seat
| R. Hodgkis | Labour | 2,258 |
| A. Broomhead | Lib/Sdp | 360 |
| A. Kirby | Conservative | 279 |
Houghton1 seat
| B. Roxby | Labour | 2,128 |
| W. Sidaway | Lib/Sdp | 636 |
| N. Henson | Conservative | 356 |
Pallion1 seat
| R. Crawford | Labour | 2,151 |
| J. Wynn | Conservative | 1,614 |
| E. Blyth | Lib/Sdp | 642 |
Ryhope1 seat
| J. Hall | Labour | 2,391 ✓ |
| L. Kay | Lib/Sdp | 689 |
| A. Forbes | Conservative | 507 |
| R. Frances | Green | 50 |
Shiney Row1 seat
| D. Hall | Labour | 2,179 |
| P. Ramshaw | Conservative | 354 |
| W. Smurthwaite | Lib/Sdp | 343 |
Silksworth1 seat
| R. Hunter | Labour | 2,945 |
| C. Orr | Conservative | 703 |
| D. Gibson | Green | 272 |
South Hylton1 seat
| A. Waistell | Labour | 1,939 |
| R. Matkin | Conservative | 412 |
| M. Tulloch | Lib/Sdp | 378 |
Southwick1 seat
| B. Charlton | Labour | 2,287 |
| F. Hall | Lib/Sdp | 1,380 |
| C. Dagg | Conservative | 186 |
St Chad's1 seat
| T. Cumiskey | Labour | 2,074 ✓ |
| R. Skelton | Conservative | 1,128 |
| I. Bannister | Lib/Sdp | 554 |
| R. Stather | Green | 44 |
St Peter's1 seat
| M. Gray | Conservative | 1,834 |
| J. Walton | Labour | 1,319 |
| J. Lennox | Lib/Sdp | 735 |
Thorney Close1 seat
| D. Allan | Labour | 2,786 |
| D. Jacques | Green | 386 |
Thornholme1 seat
| W. Lundgren | Lib/Sdp | 1,633 ✓ |
| S. Adshead | Labour | 1,109 |
| T. Maddison | Conservative | 685 |
| O. Dumpleton | Green | 77 |
Town End Farm1 seat
| C. Slater | Labour | 1,747 |
| A. McDonald | Lib/Sdp | 311 |
| C. Smith | Conservative | 170 |
Washington East1 seat
| E. Timmins | Labour | 2,119 |
| G. Brunton | Lib/Sdp | 738 |
| A. Forster | Conservative | 570 |
Washington North1 seat
| J. Murray | Labour | 2,243 |
| J. Maughan | Lib/Sdp | 433 |
| S. Fairburn | Conservative | 252 |
Washington South1 seat
| M. Murphy | Labour | 2,092 |
| M. Anderson | Conservative | 1,150 |
| B. Tansey | Lib/Sdp | 1,057 |
Washington West1 seat
| W. Craddock | Labour | 1,864 |
| J. Singleton | Lib/Sdp | 797 |
| C. Anderson | Conservative | 543 |
