Before (end of 1998) (47 seats, Elections Centre)
Labour 39 · Liberal Democrats 7 · Other 1 · Conservative 0
After (end of 1999) (50 seats, Elections Centre)
Labour 36 · Liberal Democrats 9 · Other 3 · Conservative 2
Ward results
Cowpen3 seats
| J Newman | Labour | 511 ✓ |
| Ian Robertson Smith | Labour | 462 ✓ |
| B Trump | Labour | 458 ✓ |
| B. Flynn | Liberal Democrats | 182 |
Cramlington East3 seats · turnout 16.5%
| R. Cole | Labour | 637 |
| J. Bradshaw | Labour | 604 |
| W. Bowes | Labour | 602 |
| E. Lamb | Liberal Democrats | 231 |
| D. Johnston | Labour | 427 ✓ |
| D. Raffle | Labour | 388 ✓ |
| M. Jackson | Liberal Democrats | 186 |
Cramlington North3 seats
| P. Papaioannou | Independent | 556 ✓ |
| W Daley | Conservative | 477 ✓ |
| A. Holt | Conservative | 403 ✓ |
| Christine Lesley Dunbar | Conservative | 393 |
| I. Todd | Liberal Democrats | 229 |
| J Haslem | Liberal Democrats | 221 |
| David Biggs | Labour | 184 |
| T Craggs | Labour | 164 |
| W. Heslop | Labour | 144 |
Cramlington Parkside2 seats · turnout 22.5%
| P. Lovatt | Liberal Democrats | 319 |
| R Nixon | Liberal Democrats | 277 |
| W Cobb | Labour | 228 |
| G. Summers | Labour | 214 |
| N. Dunbar | Conservative | 88 |
| D Gray | Conservative | 69 |
Cramlington South East3 seats
| Thomas Brechany | Liberal Democrats | 560 ✓ |
| J Reid | Liberal Democrats | 486 ✓ |
| P Reid | Liberal Democrats | 466 ✓ |
| J Kinghorn | Labour | 451 |
| W. Lowes | Labour | 428 |
| I Swithenbank | Labour | 411 |
| P. Herrod | Conservative | 122 |
Cramlington West2 seats · turnout 27.3%
| N Race | Labour | 599 |
| M. Gilchrist | Labour | 599 |
| W. Rickerby | Liberal Democrats | 126 |
| A. Waggitt | Conservative | 87 |
Croft3 seats
| R Sanderson | Labour | 662 ✓ |
| L Smith | Labour | 520 ✓ |
| D. Stephens | Labour | 475 ✓ |
| HL Lovatt | Liberal Democrats | 213 |
| B Allsopp | Conservative | 104 |
Hartley3 seats
| E. Black | Labour | 929 ✓ |
| S Dungworth | Labour | 766 ✓ |
| F Simpson | Labour | 649 ✓ |
| P Holt | Conservative | 381 |
| A. Pattinson | Liberal Democrats | 363 |
Holywell2 seats
| J Colloer | Labour | 464 ✓ |
| S. Yarwood | Labour | 430 ✓ |
| M. Nixon | Liberal Democrats | 170 |
| J Dailey | Conservative | 108 |
Isabella2 seats · turnout 17.8%
| G. Webb | Labour | 408 |
| M. Parker | Labour | 395 |
| Sandra Stanger | Liberal Democrats | 113 |
Kitty Brewster2 seats · turnout 15.2%
| D. Miller | Labour | 317 |
| M. Simpson | Labour | 314 |
| G. Calvert | Liberal Democrats | 121 |
Newsham and New Delaval3 seats
| J Douglass | Labour | 613 ✓ |
| R Miburn | Labour | 596 ✓ |
| G Thompson | Labour | 513 ✓ |
| JA Lovatt | Liberal Democrats | 419 |
Plessey3 seats
| C Brown | Independent | 909 ✓ |
| I. Harland | Independent | 823 ✓ |
| D Campbell | Labour | 540 ✓ |
| W Brooks | Labour | 535 |
| M Hall | Labour | 513 |
Seaton Delaval3 seats
| Margaret Evelyn Richards | Labour | 730 ✓ |
| Bernard Pidcock | Labour | 705 ✓ |
| M Pidcock | Labour | 697 ✓ |
| J. Chater | Liberal Democrats | 197 |
| Victoria Elizabeth Gray | Conservative | 131 |
Seghill2 seats · turnout 30.2%
| J. Clough | Labour | 658 |
| Maisie Richards Cottell | Labour | 601 |
| S. Gibbs-Barton | Liberal Democrats | 117 |
| J. Parsons | Conservative | 83 |
South Beach2 seats
| A. Lamb | Liberal Democrats | 368 ✓ |
| L. Rickery | Liberal Democrats | 336 ✓ |
| S. Carr | Labour | 243 |
| R Parker | Labour | 213 |
| I. Ramshaw | Conservative | 99 |
South Newsham2 seats · turnout 30.3%
| I. Tompkins | Liberal Democrats | 492 |
| A Gibbs-Barton | Liberal Democrats | 471 |
| M. Neslund | Labour | 132 |
| W. Duffy | Labour | 115 |
Village3 seats · turnout 22.9%
| M. Brown | Labour | 750 |
| A. Pattison | Labour | 654 |
| D. Vaughan | Labour | 644 |
| S. Calvert | Liberal Democrats | 317 |
| I Dailey | Conservative | 203 |
Wensleydale2 seats
| S. Carr | Labour | 456 ✓ |
| Gordon Knox | Labour | 427 ✓ |
| V. Fairgrave | Liberal Democrats | 331 |
