Before (end of 1983) (45 seats, Elections Centre)
Conservative 23 · Labour 21 · SDP-Liberal Alliance 1 · Other 0
After (end of 1984) (45 seats, Elections Centre)
Labour 23 · Conservative 20 · SDP-Liberal Alliance 2 · Other 0
Ward results
Bargate1 seat
| A. Minto | Labour | 2,171 |
| R. Hancock | Conservative | 984 |
| T. Sluckin | Lib/Sdp | 384 |
Bassett1 seat
| M. Andrews | Conservative | 2,403 |
| E. Hotten | Labour | 983 |
| A. Rest | Lib/Sdp | 858 |
Bitterne1 seat
| J. Roost | Labour | 2,029 |
| J. Clapper | Conservative | 1,363 |
| P. Parker | Lib/Sdp | 632 |
Bitterne Park1 seat
| I. White | Conservative | 2,029 |
| J. Sanders | Labour | 1,519 |
| W. Pilgrim | Lib/Sdp | 795 |
Coxford1 seat
| L. Gallacher | Labour | 2,153 |
| T. Janman | Conservative | 1,847 |
| E. Mizon | Lib/Sdp | 834 |
Freemantle1 seat
| A. Hall | Conservative | 1,731 |
| A. Fry | Labour | 1,366 |
| R. Finch | Lib/Sdp | 684 |
Millbrook1 seat
| J. Brooks | Labour | 1,939 |
| T. Crompton | Conservative | 1,480 |
| N. Harris | Lib/Sdp | 1,421 |
Peartree1 seat
| A. Whitehead | Labour | 2,372 |
| P. Reynolds | Conservative | 1,923 |
| F. McManus | Lib/Sdp | 627 |
Portswood1 seat
| D. Maddock | Lib/Sdp | 2,118 |
| R. Palmer | Conservative | 1,495 |
| T. Davies | Labour | 1,214 |
Redbridge1 seat
| P. Bear | Labour | 2,391 |
| M. Douglas | Conservative | 1,240 |
| W. Stone | Lib/Sdp | 559 |
Shirley1 seat
| B. Welch | Conservative | 2,338 |
| J. Noon | Labour | 1,245 |
| P. Roberts | Lib/Sdp | 781 |
St. Lukes1 seat
| M. Creighton | Labour | 1,991 |
| P. Lankford | Conservative | 1,725 |
| R. Fitzgerald | Lib/Sdp | 354 |
Woolston1 seat
| E. Read | Labour | 1,992 |
| A. Shotter | Conservative | 1,276 |
| M. Davies | Lib/Sdp | 417 |
