Before (end of 2007) (58 seats, Elections Centre)
Liberal Democrats 29 · Conservative 19 · Labour 8 · Other 2
After (end of 2008) (58 seats, Elections Centre)
Liberal Democrats 30 · Conservative 22 · Labour 5 · Other 1
Ward results
Ashley1 seat
| Michael Ellis | Liberal Democrats | 1,016 ✓ |
| G. Young | Conservative | 521 |
| A. Cooper | Labour | 272 |
| G. Ward | Green | 223 |
Batchwood1 seat
| A. Witherick | Liberal Democrats | 864 ✓ |
| D. McManus | Labour | 702 |
| I. Chakravorty | Conservative | 454 |
| L. Lovell | Green | 174 |
Cunningham1 seat
| Geoff Harrison | Liberal Democrats | 971 ✓ |
| J. Vessey | Conservative | 659 |
| J. Paton | Labour | 208 |
| J. Easton | Green | 143 |
Harpenden East1 seat
| J. Bell | Conservative | 1,259 ✓ |
| J. Phillips | Liberal Democrats | 944 |
| D. Crew | Labour | 158 |
| L. El-Khouri | Green | 81 |
Harpenden North1 seat · turnout 36.1%
| John Chambers | Conservative | 1,201 ✓ |
| Gordon Burrow | Liberal Democrats | 394 |
| Ramsay Ross | Labour | 142 |
| Alex Tate | Green | 127 |
Harpenden South1 seat · turnout 38.3%
| Stuart Roberts | Conservative | 1,518 ✓ |
| Paul Spinks | Liberal Democrats | 278 |
| Linda Ann Spiri | Labour | 126 |
| Lorna Hann | Green | 96 |
Harpenden West1 seat
| A. Chamberlain | Conservative | 1,495 ✓ |
| A. Moses | Liberal Democrats | 418 |
| B. Dearman | Labour | 160 |
| T. Blackwell | Green | 125 |
London Colney1 seat
| D. Winstone | Conservative | 1,175 ✓ |
| Chris Flynn | Labour | 1,044 |
| M. Ketley | Liberal Democrats | 140 |
| R. Hardy | Green | 113 |
Marshalswick North1 seat · turnout 47.0%
| Janet Churchard | Liberal Democrats | 1,174 ✓ |
| Seema Kennedy | Conservative | 874 |
| Ruairi McCourt | Labour | 128 |
| Rosalind Mary Paul | Green | 109 |
Marshalswick South1 seat · turnout 47.9%
| Melvyn Teare | Liberal Democrats | 1,190 ✓ |
| Sabena Khan | Conservative | 848 |
| Anthony Nicholson | Labour | 254 |
| Gillian Mills | Green | 202 |
Park Street1 seat
| David John Yates | Liberal Democrats | 1,175 ✓ |
Redbourn1 seat
| Tony Swendell | Independent | 1,258 ✓ |
| R. Gray | Conservative | 687 |
| R. Bruckdorfer | Labour | 81 |
| K. Metcalf | Green | 77 |
Wheathampstead1 seat
| G. Clark | Conservative | 1,240 ✓ |
| Paul Edelston | Liberal Democrats | 1,035 |
| P. Woodhams | Labour | 86 |
| S. Wakeling | Green | 75 |