Before (end of 2003) (37 seats, Elections Centre)
Conservative 17 · Liberal Democrats 13 · Other 6 · Labour 1
After (end of 2004) (37 seats, Elections Centre)
Conservative 19 · Liberal Democrats 16 · Other 2 · Labour 0
Ward results
Caistor1 seat · turnout 44.3%
| Angela Lawrence | Conservative | 705 ✓ |
| Norman Hancock | Independent | 441 |
Cherry Willingham1 seat · turnout 55.7%
| Adrian Heath | Liberal Democrats | 1,209 ✓ |
| Keith Deeley | Conservative | 649 |
Dunholme1 seat
| Susan Rawlins | Conservative | 0 ✓ |
GAINSBOROUGH EAST1 seat · turnout 34.8%
| Michael Tinker | Liberal Democrats | 774 ✓ |
| Deborah Rose | Labour | 551 |
| Marc Bratcher | Conservative | 276 |
Gainsborough North1 seat · turnout 40.8%
| Jim Snee | Liberal Democrats | 765 ✓ |
| Paul Howitt-Cowan | Conservative | 489 |
| Harry Clarke | Independent | 417 |
| John Indian | Labour | 356 |
GAINSBOROUGH SOUTH WEST1 seat
| Trevor Young | Liberal Democrats | 690 ✓ |
| Donald Sweeting | Conservative | 221 |
| Catherine Frances Dobson | Labour | 177 |
| William Gabbott | Independent | 101 |
Market Rasen1 seat · turnout 44.1%
| David Kitchen | Liberal Democrats | 927 ✓ |
| Carol Skye | Conservative | 774 |
Nettleham1 seat · turnout 55.1%
| Malcolm Leaning | Liberal Democrats | 1,278 ✓ |
| Kenneth Davidson | Conservative | 696 |
Saxilby1 seat · turnout 50.1%
| David John Cotton | Liberal Democrats | 1,506 ✓ |
| William Guy David Morgan | Conservative | 455 |
Scotter1 seat · turnout 45.7%
| Stuart Parry | Conservative | 850 ✓ |
| Triloki Mehrotra | Liberal Democrats | 719 |
STOW1 seat · turnout 56.1%
| Reginald Shore | Liberal Democrats | 810 ✓ |
| Stephen Beer | Conservative | 226 |
SUDBROOKE1 seat · turnout 55.5%
| Stuart Curtis | Conservative | 656 ✓ |
| Roy Harris | Liberal Democrats | 484 |
Welton1 seat · turnout 52.4%
| Roger Hiscox | Liberal Democrats | 1,250 ✓ |
| Charles Ireland | Conservative | 931 |