Before (end of 2014) (58 seats, Elections Centre)
Conservative 29 · Liberal Democrats 17 · Labour 10 · Other 2
After (end of 2015) (58 seats, Elections Centre)
Conservative 32 · Liberal Democrats 16 · Labour 8 · Other 2
Ward results
Ashley1 seat · turnout 76.1%
| Iqbal Zia | Liberal Democrats | 1,306 ✓ |
| Anne Lyons | Labour | 1,248 |
| Emre Kaya | Conservative | 1,193 |
| Rob Whitford | Green | 360 |
| Michael Mason | UK Independence Party (UKIP) | 313 |
Batchwood1 seat · turnout 73.4%
| Tim Smith | Conservative | 1,368 ✓ |
| Martin Leach | Labour | 1,348 |
| Liz Needham | Liberal Democrats | 654 |
| Matthew Dovey | UK Independence Party (UKIP) | 378 |
| Lee Evans | Green | 300 |
Clarence1 seat · turnout 78.0%
| Samuel Rowlands | Liberal Democrats | 1,606 ✓ |
| Barry Paul Sumpter | Conservative | 1,375 |
| Jane Cloke | Labour | 683 |
| Charis Jennings | Green | 399 |
| Keith Hussey | TUSC | 28 |
Colney Heath1 seat · turnout 74.8%
| Chris Brazier | Liberal Democrats | 1,421 ✓ |
| Simon Nash | Conservative | 994 |
| John Paton | Labour | 417 |
| Christopher Thorpe | UK Independence Party (UKIP) | 255 |
| Tim Robinson | Green | 159 |
Cunningham1 seat · turnout 70.9%
| Robert Donald | Liberal Democrats | 1,233 ✓ |
| Michael Roth | Conservative | 936 |
| John Metcalf | Labour | 743 |
| Alan Robert Malin | UK Independence Party (UKIP) | 371 |
| Rebecca Hurst | Green | 217 |
Harpenden East1 seat · turnout 73.5%
| Michael Wakely | Conservative | 2,020 ✓ |
| Pip Martyn | Independent | 829 |
| Ramsay Ross | Labour | 632 |
| Paul David De Kort | Liberal Democrats | 571 |
Harpenden North1 seat · turnout 76.4%
| Bert Pawle | Conservative | 2,179 ✓ |
| John Chambers | Independent | 565 |
| Linda Ann Spiri | Labour | 524 |
| Aileen Margaret King | Liberal Democrats | 467 |
| Bill Day | Green | 324 |
Harpenden South1 seat · turnout 76.6%
| Brian Ellis | Conservative | 2,756 ✓ |
| George Murray Fraser | Labour | 600 |
| Gillian Tattersfield | Liberal Democrats | 503 |
| John Hansen | Independent | 293 |
Harpenden West1 seat · turnout 76.2%
| Daniel James Chichester-Miles | Conservative | 2,670 ✓ |
| David Lawlor | Labour | 633 |
| Jeffrey Kyndon Phillips | Liberal Democrats | 582 |
| Paul Howe | Independent | 496 |
London Colney1 seat · turnout 68.2%
| Simon Calder | Conservative | 1,882 ✓ |
| Jacob Quagliozzi | Labour | 1,737 |
| Colin Botterill | UK Independence Party (UKIP) | 587 |
| Matt Farrell | Liberal Democrats | 434 |
| Anna Kinnersley | Green | 198 |
Marshalswick North1 seat · turnout 77.3%
| Lyn Bolton | Conservative | 1,443 ✓ |
| Geoffrey Churchard | Liberal Democrats | 1,326 |
| Richard Harris | Labour | 485 |
| Michael David Hollins | UK Independence Party (UKIP) | 337 |
| James Richard Lomas | Green | 256 |
Marshalswick South1 seat · turnout 80.3%
| Salih Gaygusuz | Conservative | 1,915 ✓ |
| Mark Anthony Pedroz | Liberal Democrats | 1,055 |
| Vivienne Windle | Labour | 721 |
| Claire Gilbert | Green | 391 |
| David Dickson | UK Independence Party (UKIP) | 217 |
Park Street1 seat · turnout 71.4%
| Jock Wright | Conservative | 1,519 ✓ |
| Jay Baillie | Liberal Democrats | 1,203 |
| Paul Tilyard | UK Independence Party (UKIP) | 593 |
| Martin McGrath | Labour | 587 |
| Lesley Baker | Green | 185 |
Redbourn1 seat · turnout 72.6%
| Maxine Susan Crawley | Conservative | 2,075 ✓ |
| Nick Pullinger | Labour | 541 |
| Daragh Gerald Patrick Cahalane | UK Independence Party (UKIP) | 400 |
| Michael Morton | Liberal Democrats | 337 |
| Joe French | Green | 210 |
Sandridge1 seat · turnout 77.2%
| Frances Leonard | Conservative | 1,703 ✓ |
| Stefania Estacchini | Liberal Democrats | 501 |
| Michael Philip Gray-Higgins | Labour | 415 |
| Paul Quinn | Green | 305 |
Sopwell1 seat · turnout 73.1%
| Edward Harris | Labour | 1,347 ✓ |
| David Poor | Liberal Democrats | 1,055 |
| Panos Yfantoudas | Conservative | 880 |
| Valerie Linda Hargrave | UK Independence Party (UKIP) | 315 |
| Gail Jackson | Green | 282 |
St Peters1 seat · turnout 75.4%
| Alec Campbell | Conservative | 1,634 ✓ |
| Mary Helen Jones | Liberal Democrats | 1,250 |
| Alexander Veitch | Labour | 778 |
| Jill Mills | Green | 741 |
| Michael Douglas | UK Independence Party (UKIP) | 191 |
St Stephen1 seat
| Dave Winstone | Conservative | 2,078 ✓ |
| Alison Ross | Liberal Democrats | 920 |
| Peter Whitehead | UK Independence Party (UKIP) | 527 |
| Janet Blackwell | Labour | 442 |
| Lydia El-Khouri | Green | 163 |
Verulam1 seat · turnout 84.1%
| Jessica Chivers | Conservative | 2,183 ✓ |
| Trisha Windsor-Williams | Liberal Democrats | 1,298 |
| Michael Bartlet | Labour | 553 |
| Mark Antony Ewington | Green | 282 |
| Colin Donald | UK Independence Party (UKIP) | 252 |
Wheathampstead1 seat · turnout 76.1%
| Sandra Maureen Wood | Conservative | 2,244 ✓ |
| Harriet Sherlock | Liberal Democrats | 746 |
| Gavin Ross | Labour | 456 |
| Ian Troughton | Green | 283 |