Before (end of 2009) (36 seats, Elections Centre)
Conservative 16 · Liberal Democrats 12 · Labour 4 · Other 4
After (end of 2010) (36 seats, Elections Centre)
Conservative 18 · Liberal Democrats 11 · Labour 5 · Other 2
Ward results
Littlemoor1 seat · turnout 58.7%
| Mark Richard Tewkesbury | Labour | 1,028 ✓ |
| Nigel Reed | Conservative | 544 |
Melcombe Regis1 seat · turnout 52.8%
| Raymond Banham | Liberal Democrats | 1,083 ✓ |
| David Price | Conservative | 938 |
| Elaine Dorothy Walker | Independent | 568 |
Preston1 seat · turnout 80.2%
| Hazel Bruce | Conservative | 1,763 ✓ |
| Richard Collings | Liberal Democrats | 1,345 |
| Maureen Drake | Labour | 385 |
Tophill East1 seat · turnout 69.8%
| Margaret Leicester | Independent | 657 ✓ |
| Richard Paisley | Conservative | 652 |
| Sandra West | Labour | 488 |
Tophill West1 seat · turnout 76.9%
| Ian Munro-Price | Conservative | 768 ✓ |
| Margaret Atwell | Labour | 600 |
| David Thurston | Independent | 471 |
| Trefor Morgan | Liberal Democrats | 453 |
| David Beaman | Independent | 239 |
Underhill1 seat · turnout 70.3%
| Peter Harry Kimber | Labour | 625 ✓ |
| Richard Denton-White | — | 524 |
| Amanda Buchanan-Munro | Conservative | 369 |
Upwey and Broadwey1 seat · turnout 68.9%
| Robert Anthony Dunster | Conservative | 829 ✓ |
| Roger Genge | Liberal Democrats | 641 |
| Spencer Pearson | Labour | 531 |
Westham East1 seat · turnout 61.7%
| Ian James | Conservative | 611 ✓ |
| Firoz Kanji | Liberal Democrats | 595 |
| Andrew Blackwood | Labour | 551 |
Westham North1 seat · turnout 65.9%
| Christine Mary James | Liberal Democrats | 1,193 ✓ |
| Andrew Manvell | Conservative | 858 |
| Michael Drake | Labour | 743 |
Wey Valley1 seat · turnout 64.2%
| Kevin Hodder | Conservative | 1,139 ✓ |
| Alan Chedzoy | Labour | 693 |
| B. Heatley | Green | 275 |
Weymouth West1 seat · turnout 69.7%
| Dominic James Lonsdale | Conservative | 1,143 ✓ |
| Colin John Huckle | Labour | 956 |
| Mark Fisher | Liberal Democrats | 733 |
Wyke Regis1 seat · turnout 70.4%
| Geoffrey Petherick | Conservative | 1,597 ✓ |
| Lucy Hamilton | Labour | 1,469 |