Before (end of 1982) (33 seats, Elections Centre)
Conservative 17 · Labour 12 · Other 3 · SDP-Liberal Alliance 1
After (end of 1983) (34 seats, Elections Centre)
Conservative 18 · Labour 12 · Other 3 · SDP-Liberal Alliance 1
Ward results
Castle3 seats
| P Robinson | Labour | 972 ✓ |
| B Bell | Labour | 869 ✓ |
| D Williams | Labour | 832 ✓ |
| G. Falkner | Conservative | 752 |
| J. Tompkins | Conservative | 711 |
| R Price | Conservative | 624 |
| A Aldridge | Lib/Sdp | 469 |
| D Pickles | Lib/Sdp | 416 |
| R. Canekeratne | Lib/Sdp | 337 |
Croyland3 seats · turnout 30.9%
| T. Coleman | Labour | 1,252 |
| R. Bailey | Labour | 1,123 |
| R. Stonard | Labour | 1,061 |
| B. Ward | Conservative | 615 |
Earls Barton3 seats · turnout 44.3%
| G. Blackwell | Labour | 998 |
| J. Lee | Conservative | 869 |
| A. Church | Conservative | 818 |
| D. Lord | Conservative | 777 |
| T. Arnold | Labour | 587 |
| P. Wood | Labour | 583 |
Finedon2 seats · turnout 55.8%
| G. Henderson | Labour | 1,134 |
| Jim Bailey | Conservative | 875 |
| A. Reynolds | Labour | 836 |
| H. Bailey | Conservative | 824 |
Great Doddington and Wilby1 seat · turnout 59.3%
| G. Addis | Conservative | 541 |
| S. Perkins | Lib/Sdp | 139 |
| M. Paling | Labour | 123 |
Hemmingwell3 seats · turnout 43.5%
| M. Sparrow | Conservative | 1,064 |
| Brock M. | Conservative | 1,062 |
| Malcolm Waters | Conservative | 904 |
| B. Bridgeford | Labour | 724 |
| S. Hayton | Labour | 664 |
| J. Paling | Labour | 642 |
| C. Howard | Lib/Sdp | 585 |
Irchester3 seats · turnout 41.1%
| L. Stringer | Lib/Sdp | 899 |
| J. Mann | Labour | 722 |
| G. Willmott | Conservative | 560 |
| K. Sims | Lib/Sdp | 559 |
| R. Parker | Labour | 464 |
| F. Hunt | Lib/Sdp | 457 |
| D. Lockhart | Labour | 446 |
| W. Cooper | Conservative | 350 |
| G. Hume | Ecol | 136 |
North1 seat · turnout 48.5%
| G. Timms | Conservative | 593 |
| A. Needham | Labour | 212 |
Queensway3 seats
| J. Rycroft | Labour | 902 |
| G. Ridge | Labour | 881 |
| J. Williams | Labour | 815 |
| B. Thomas | Conservative | 442 |
| H. Pearson | Lib/Sdp | 370 |
| R. Wear | Lib/Sdp | 314 |
| J. Murphy | Conservative | 305 |
Redwell2 seats · turnout 46.5%
| A. Northen | Conservative | 921 |
| R. Wrenn | Conservative | 728 |
| C. Aldridge | Lib/Sdp | 485 |
| D. Peile | Lib/Sdp | 387 |
| J. Wearmouth | Labour | 173 |
| P. Wills | Labour | 170 |
South1 seat · turnout 58.3%
| S. Underwood | Conservative | 543 |
| D. Nunley | Labour | 299 |
Swanspool3 seats · turnout 44.5%
| C. Warwick | Independent | 1,174 |
| J. Jessop | Independent | 1,170 |
| C. Robinson | Independent | 1,120 |
| G. Burgess | Independent | 738 |
| E. Marriott | Labour | 638 |
| L. Warner | Labour | 634 |
| P. O'Connor | Labour | 609 |
West1 seat · turnout 62.4%
| R. Fairhurst | Conservative | 531 |
| R. Gooden | Independent | 178 |
| A. Inkson | Labour | 99 |