Before (end of 2009) (48 seats, Elections Centre)
Liberal Democrats 31 · Conservative 12 · Labour 4 · Other 1
After (end of 2010) (48 seats, Elections Centre)
Liberal Democrats 30 · Conservative 14 · Labour 3 · Other 1
Ward results
Abbots Langley1 seat
| Sara Bedford | Liberal Democrats | 1,547 ✓ |
| Michelle Baudin | Conservative | 834 |
| Joanne Victoria Cox | Labour | 335 |
Bedmond & Primrose Hill1 seat
| Joy Mann | Liberal Democrats | 1,006 ✓ |
| Rachel Laura Andrews | Conservative | 853 |
| Bruce Prochnik | Labour | 238 |
| Prochnik B. | Labour | 237 |
Carpenders Park1 seat
| Eric Bishop | Conservative | 1,386 ✓ |
| Mary Connolly | Liberal Democrats | 1,157 |
| Brenda O'Brien | Labour | 340 |
Chorleywood East1 seat
| G Davis | Conservative | 1,730 |
| Raj Khiroya | Liberal Democrats | 664 |
Chorleywood West1 seat
| Martin John Trevett | Liberal Democrats | 1,945 ✓ |
| Daniel Wilson | Conservative | 1,506 |
Croxley Green1 seat
| Roger Seabourne | Liberal Democrats | 2,043 ✓ |
| Brian Sainsbury | Conservative | 1,220 |
Croxley Green North1 seat
| Steve Drury | Liberal Democrats | 1,252 ✓ |
| Michelle Bass | Conservative | 654 |
Croxley Green South1 seat
| Brian White | Liberal Democrats | 1,022 ✓ |
| Mark Englefield | Conservative | 734 |
| David Wynne-Jones | Labour | 260 |
Langleybury1 seat
| Chris Ayrton | Liberal Democrats | 1,336 ✓ |
| Margaret Lambert | Conservative | 809 |
| Marie-Louise Straub Nolan | Labour | 428 |
Leavesden1 seat
| Kate Turner | Liberal Democrats | 2,195 ✓ |
| Colin Gray | Labour | 484 |
Maple Cross & Mill End1 seat
| Chris Lucas | Liberal Democrats | 1,443 ✓ |
| David Raw | Conservative | 1,082 |
| Mark Sutton | CPA | 111 |
Moor Park & Eastbury1 seat
| Kemal Butt | Conservative | 2,285 ✓ |
| Jerry Asquith | Liberal Democrats | 838 |
Northwick1 seat
| T Harris | Conservative | 719 |
| Stephen Cox | Labour | 644 |
| Dennis Rodgers | Liberal Democrats | 405 |
Penn1 seat
| Louise Mead | Liberal Democrats | 925 ✓ |
| Debbie Morris | Conservative | 739 |
| Debra Smith-Gorick | CPA | 67 |
Rickmansworth1 seat
| David Sansom | Conservative | 1,494 ✓ |
| Jill Marguerite Swainson | Liberal Democrats | 925 |
Rickmansworth West1 seat
| Barbara Lamb | Conservative | 1,322 ✓ |
| Pat Howell | Liberal Democrats | 700 |
| Nicholas Chambers | CPA | 67 |