Before (end of 1998) (40 seats, Elections Centre)
Conservative 16 · Labour 10 · Other 8 · Liberal Democrats 6
After (end of 1999) (42 seats, Elections Centre)
Conservative 28 · Labour 7 · Other 4 · Liberal Democrats 3
Ward results
Blisworth1 seat · turnout 47.3%
| S. Clarke | Conservative | 287 |
| A. Lack | Independent | 269 |
| S Hope | Liberal Democrats | 126 |
Brackley South2 seats
| Caryl Billingham | Independent | 573 ✓ |
| B. Lewis | Labour | 324 ✓ |
| M. Randell | Conservative | 204 |
| M Mildren | Conservative | 143 |
Brackley West2 seats · turnout 18.0%
| P. Broomfield | Independent | 412 |
| C. Wheatcroft | Conservative | 345 |
| W. Pracy | Labour | 241 |
Chase2 seats
| D. Deacon | Conservative | 0 |
| R Atkinson | Conservative | 0 |
Courteenhall2 seats · turnout 35.8%
| N. Wickens | Conservative | 594 |
| C. Townsend | Conservative | 584 |
| W Toone | Labour | 315 |
| T. Peck | Labour | 314 |
Deanshanger2 seats · turnout 36.7%
| M Bodley | Labour | 487 |
| D Aaronson | Labour | 441 |
| P. Ivens | Conservative | 386 |
| M Brodie | Conservative | 302 |
Downs2 seats
| F. Curtis | Independent | 582 ✓ |
| G. Bignell | Conservative | 453 ✓ |
| S. Pace | Liberal Democrats | 321 |
| O ‘ Leary M. | Labour | 146 |
Kings Sutton1 seat
| V. Whitaker | Labour | 426 ✓ |
| S. Allday | Conservative | 389 |
Kingthorn1 seat · turnout 44.2%
| A. Wilkinson | Conservative | 333 |
| D. Wenham | Labour | 274 |
Little Brook1 seat
| John Townsend | Conservative | 416 ✓ |
| A. Rickard | Liberal Democrats | 315 |
Middleton Cheney2 seats · turnout 32.5%
| R Richards | Labour | 653 |
| P. Southall | Labour | 437 |
| J. Bell | Conservative | 422 |
| R. Digby | Conservative | 348 |
Silverstone1 seat · turnout 35.7%
| P. DeRitter | Conservative | 358 |
| M. Pettit | Liberal Democrats | 173 |
Towcester Brook2 seats
| I. Miller | Liberal Democrats | 765 ✓ |
| M Johns | Liberal Democrats | 458 ✓ |
| Nicholas Grant | Conservative | 391 |
| Timothy Jackson-Stops | Conservative | 389 |
| D. Wardle | Labour | 212 |
Towcester Mill2 seats
| J Oliver | Conservative | 376 ✓ |
| M Clarke | Conservative | 350 ✓ |
| S Troup | Liberal Democrats | 349 |
| O Low | Liberal Democrats | 306 |
| W Stephenson | Labour | 227 |
Wardoun2 seats
| M. Sergison-Brooke | Conservative | 657 ✓ |
| L Garfield | Conservative | 612 ✓ |
| J. Funnell | Independent | 431 |
| T. Clugston | Labour | 417 |
Washington1 seat
| R. Foster | Conservative | 0 |
Whittlewood1 seat
| C. Parkin | Labour | 417 ✓ |
| L. Handyside | Conservative | 285 |
