Before (end of 2015) (58 seats, Elections Centre)
Conservative 32 · Liberal Democrats 16 · Labour 8 · Other 2
After (end of 2016) (58 seats, Elections Centre)
Conservative 31 · Liberal Democrats 17 · Labour 7 · Other 3
Ward results
Ashley1 seat · turnout 44.1%
| Matt Farrell | Liberal Democrats | 939 ✓ |
| Momotaz Rahim | Labour | 836 |
| Robert Anthony Dunster | Conservative | 420 |
| Lydia El-Khouri | Green | 181 |
| Charles Michael Mason | UK Independence Party (UKIP) | 135 |
Batchwood1 seat · turnout 42.5%
| Mal Pakenham | Labour | 1,027 ✓ |
| Scott Clyne | Conservative | 686 |
| Ellie Hudspith | Liberal Democrats | 206 |
| Matthew Dovey | UK Independence Party (UKIP) | 177 |
| Lesley Baker | Green | 151 |
Clarence1 seat · turnout 45.0%
| Carol White | Liberal Democrats | 1,178 ✓ |
| Barry Paul Sumpter | Conservative | 490 |
| Liz Mills | Labour | 397 |
| Tim Robinson | Green | 226 |
| Keith Brian Hussey | Trade Unionist and Socialist Coalition | 23 |
Cunningham1 seat · turnout 39.9%
| Geoff Harrison | Liberal Democrats | 760 ✓ |
| Nadine Standish | Conservative | 451 |
| John Paton | Labour | 408 |
| Alan Robert Malin | UK Independence Party (UKIP) | 188 |
| Gregory Scott Riener | Green | 102 |
Harpenden East1 seat · turnout 38.3%
| Rosemary Farmer | Conservative | 967 ✓ |
| Anne James | Independent | 415 |
| Ramsay Ross | Labour | 311 |
| Paul David De Kort | Liberal Democrats | 260 |
| Lester MacKenzie | UK Independence Party (UKIP) | 144 |
Harpenden North1 seat · turnout 35.3%
| Stephen Hodgson | Conservative | 890 ✓ |
| John Hansen | Independent | 382 |
| Linda Ann Spiri | Labour | 289 |
| Aileen Margaret King | Liberal Democrats | 223 |
| Stephen Andrew Hughes | UK Independence Party (UKIP) | 96 |
Harpenden South1 seat · turnout 35.0%
| David Heritage | Conservative | 1,201 ✓ |
| George Murray Fraser | Labour | 225 |
| Maria Louise Moyses | Liberal Democrats | 219 |
| Mick Hawkes | UK Independence Party (UKIP) | 118 |
| Suheil Shahryar | Green | 88 |
Harpenden West1 seat · turnout 38.5%
| Matthew Stephens | Conservative | 1,232 ✓ |
| Jeffrey Kyndon Phillips | Liberal Democrats | 349 |
| Michael Philip Gray-Higgins | Labour | 320 |
| Anna Kinnersley | Green | 158 |
| Jennifer Corsbie | UK Independence Party (UKIP) | 141 |
London Colney1 seat · turnout 34.5%
| Dreda Gordon | Labour | 1,268 ✓ |
| Patrick Alderman | Conservative | 710 |
| John Midgley | UK Independence Party (UKIP) | 238 |
| Jessica Frances Kay Halliday | Liberal Democrats | 109 |
| James Richard Lomas | Green | 89 |
Marshalswick North1 seat · turnout 42.8%
| Janet Churchard | Liberal Democrats | 937 ✓ |
| Claudio Duran | Conservative | 650 |
| Paul Walker | Labour | 269 |
| Claire Gilbert | Green | 140 |
| Michael David Hollins | UK Independence Party (UKIP) | 138 |
Marshalswick South1 seat · turnout 42.0%
| Richard Curthoys | Conservative | 959 ✓ |
| Richard Harris | Labour | 520 |
| John Hale | Liberal Democrats | 395 |
| Jill Mills | Green | 235 |
| David Francis Dickson | UK Independence Party (UKIP) | 105 |
Park Street1 seat · turnout 39.5%
| David John Yates | Liberal Democrats | 952 ✓ |
| Michael Roth | Conservative | 652 |
| Peter Whitehead | UK Independence Party (UKIP) | 287 |
| Martin McGrath | Labour | 248 |
| Linda Lennard | Green | 64 |
Redbourn1 seat · turnout 39.0%
| Tony Swendell | Independent | 930 ✓ |
| Maria Bridget Theresa Maynard | Conservative | 626 |
| Anthony Eric Neville | Labour | 214 |
| Daragh Gerald Patrick Cahalane | UK Independence Party (UKIP) | 106 |
Sopwell1 seat · turnout 44.7%
| Janet Smith | Labour | 865 ✓ |
| Shakir Rahman | Liberal Democrats | 863 |
| Heather Rench | Conservative | 309 |
| Valerie Linda Hargrave | UK Independence Party (UKIP) | 154 |
| Gail Jackson | Green | 127 |
St Peters1 seat · turnout 39.5%
| Simon Grover | Green | 656 ✓ |
| Mary Helen Jones | Liberal Democrats | 650 |
| Nick Bishop | Conservative | 596 |
| Alexander Veitch | Labour | 385 |
| Michael Douglas | UK Independence Party (UKIP) | 74 |
St Stephen1 seat
| Brian William Gibbard | Conservative | 1,108 ✓ |
| Alison Ross | Liberal Democrats | 435 |
| Tina Lomax | UK Independence Party (UKIP) | 211 |
| Janet Blackwell | Labour | 194 |
| Jack Easton | Green | 62 |
Verulam1 seat · turnout 50.4%
| Chris Davies | Liberal Democrats | 1,186 ✓ |
| Simon Nash | Conservative | 997 |
| Michael Bartlet | Labour | 275 |
| Colin Stewart Donald | UK Independence Party (UKIP) | 143 |
| Mark Antony Ewington | Green | 120 |
Wheathampstead1 seat · turnout 39.6%
| Gill Clark | Conservative | 1,141 ✓ |
| Harriet Sherlock | Liberal Democrats | 292 |
| Neill Sankey | Labour | 262 |
| Beverley Rands | UK Independence Party (UKIP) | 151 |
| Ian Troughton | Green | 99 |