Before (end of 1988) (72 seats, Elections Centre)
Labour 50 · Other 10 · Liberal Democrats 7 · Conservative 5
After (end of 1989) (72 seats, Elections Centre)
Labour 56 · Conservative 7 · Liberal Democrats 5 · Other 4
Ward results
Burnopfield & Dipton1 seat · turnout 38.0%
| J. Walker | Labour | 1,796 ✓ |
| D. Iceton | Conservative | 533 |
Chester Le Street Central1 seat · turnout 37.0%
| J. Knox | Labour | 1,973 ✓ |
| A. Middleton | Liberal Democrats | 524 |
Chester Le Street North East1 seat · turnout 41.5%
| C. Smith | Labour | 1,300 ✓ |
| H. Hedges | Liberal Democrats | 1,005 |
| J. Consitt | Conservative | 729 |
Chester Le Street South1 seat · turnout 40.6%
| S. Benzie | Labour | 1,583 ✓ |
| D. Morse | Liberal Democrats | 1,216 |
Cockerton1 seat · turnout 43.0%
| R. Reed | Labour | 1,943 ✓ |
| T. Soanes | Conservative | 895 |
| D. Martin | Social Democratic Party | 219 |
Craghead & South Moor1 seat
| C. James | Labour | 0 ✓ |
Crook North1 seat · turnout 27.1%
| T. Carroll | Labour | 1,346 ✓ |
| D. Halliday | Liberal Democrats | 425 |
Darlington Rural1 seat
| E. Roberts | Conservative | 0 ✓ |
Easington1 seat · turnout 43.7%
| H. Wood | Labour | 2,080 ✓ |
| G. Morpeth | Liberal Democrats | 769 |
Eastbourne1 seat · turnout 39.1%
| J. Paterson | Labour | 1,780 ✓ |
| M. Bell | Conservative | 677 |
| C. Oliver | Liberal Democrats | 99 |
Elvet1 seat · turnout 46.8%
| D. Stoker | Liberal Democrats | 1,233 ✓ |
| N. Bone | Labour | 719 |
| D. Barbaro | Conservative | 415 |
| J. Henderson | Green | 290 |
Framwellgate Moor1 seat · turnout 44.0%
| N. Ross | Labour | 1,636 ✓ |
| R. Gibbon | Liberal Democrats | 963 |
| M. Smith | Conservative | 151 |
| S. Lennox | Green | 89 |
Harrowgate Hill1 seat · turnout 37.7%
| E. Hart | Labour | 1,201 ✓ |
| J. Whelan | Independent | 906 |
| A. Eglington | Conservative | 557 |
Haughton1 seat · turnout 38.3%
| C. French | Labour | 1,702 ✓ |
| A. Richmond | Conservative | 1,047 |
| R. Upshall | Green | 416 |
Hurworth1 seat · turnout 42.4%
| D. Mason | Conservative | 1,995 ✓ |
| M. Cundick | Social Democratic Party | 465 |
| E. Wilson | Labour | 442 |
Leadgate & Medomsley1 seat · turnout 37.6%
| J. Robson | Labour | 2,273 ✓ |
| B. Kelly | Conservative | 435 |
Lingfield1 seat · turnout 37.4%
| S. Robinson | Labour | 1,860 ✓ |
| S. Johnson | Conservative | 689 |
| C. Fiske | Liberal Democrats | 217 |
Mowden1 seat · turnout 44.4%
| S. Brown | Conservative | 2,255 ✓ |
| M. Swift | Labour | 498 |
| M. Cambell | Social Democratic Party | 404 |
Northgate1 seat · turnout 33.1%
| M. Nayman | Labour | 1,525 ✓ |
| S. Walker | Liberal Democrats | 430 |
| S. Colclough | Conservative | 394 |
Park1 seat · turnout 37.6%
| R. Flowers | Labour | 1,850 ✓ |
| C. Waring | Conservative | 619 |
Peterlee Central1 seat · turnout 21.4%
| J. Alderson | Labour | 876 ✓ |
| J. Muir | Liberal Democrats | 574 |
Peterlee Dene1 seat · turnout 28.1%
| R. Liddle | Liberal Democrats | 846 ✓ |
| R. Mills | Labour | 837 |
Pierremont1 seat · turnout 46.6%
| P. Jones | Conservative | 1,218 ✓ |
| B. Fiske | Liberal Democrats | 1,042 |
| R. Bennett | Labour | 562 |
Sedgefield1 seat · turnout 45.3%
| K. Manton | Labour | 966 ✓ |
| J. Wayman | Conservative | 704 |
| M. Cunningham | Social Democratic Party | 653 |
Shildon North East1 seat · turnout 39.5%
| T. Moore | Independent | 855 ✓ |
| A. Walker | Labour | 843 |
| B. Hall | Liberal Democrats | 320 |
Shildon South West1 seat · turnout 33.1%
| C. Horner | Labour | 1,287 ✓ |
| J. Bell | Liberal Democrats | 577 |
| L. Cockfield | Social Democratic Party | 337 |
