Before (end of 2016) (49 seats, Elections Centre)
Conservative 20 · Other 12 · Liberal Democrats 10 · Labour 7
After (end of 2017) (50 seats, Elections Centre)
Conservative 30 · Liberal Democrats 11 · Other 5 · Labour 4
Ward results
| Nicholas Bennett | Conservative | 1,706 ✓ |
| Chris Bowers | Liberal Democrats | 568 |
| Kay Gillian Syrad | Green | 217 |
| Anthony Fielding | Labour | 199 |
| Chris Magness | UK Independence Party (UKIP) | 192 |
Ashdown and Conquest1 seat
| Peter William Pragnell | Conservative | 1,599 ✓ |
| Eileen Masters | Labour | 720 |
| Robert John Wakeford | Liberal Democrats | 190 |
| Gabriel Carlyle | Green | 71 |
Baird and Ore1 seat
| Laurie Loe | Conservative | 1,182 ✓ |
| Kim Forward | Labour | 1,111 |
| Katy Hunter-Burbridge | Liberal Democrats | 112 |
| Judy Scott | Green | 97 |
Battle and Crowhurst1 seat
| Kathryn Field | Liberal Democrats | 1,465 ✓ |
| Alastair Thomas Douglas | Conservative | 1,080 |
| Antonia Marie Berelson | Labour | 357 |
| Michael Phillips | UK Independence Party (UKIP) | 132 |
Bexhill East1 seat
| Charles Clark | Independent | 919 ✓ |
| Gillian Johnson | Conservative | 801 |
| Roger McCarthy | Labour | 362 |
| Diane Mary Smith | Liberal Democrats | 306 |
| Geoffrey Bastin | UK Independence Party (UKIP) | 216 |
Bexhill North1 seat
| Michael Ensor | Conservative | 1,275 ✓ |
| Andy Batsford | Labour | 798 |
| Helen Rosina Bridger | Independent | 382 |
| Trevor Norman Robin Clements | UK Independence Party (UKIP) | 245 |
| Graham Ernest Martin-Royle | Liberal Democrats | 146 |
Bexhill South1 seat
| Simon David Elford | Conservative | 1,952 ✓ |
| Richard Douglas Sage | Labour | 741 |
| Vivienne Barbara Bond | Liberal Democrats | 459 |
| Sheila Patricia Allen-Rodgers | UK Independence Party (UKIP) | 186 |
Bexhill West1 seat · turnout 52.0%
| Stuart Henry Earl | Independent | 2,056 ✓ |
| Martin Kenward | Conservative | 1,356 |
| Sam Coleman | Labour | 290 |
| Joel Kemp | Liberal Democrats | 227 |
| Alf Lovell | UK Independence Party (UKIP) | 148 |
Braybrooke and Castle1 seat
| Godfrey Daniel | Labour | 1,848 ✓ |
| Ralph Cooke | Conservative | 684 |
| Xan Brooker | Liberal Democrats | 371 |
| Andrea Needham | Green | 252 |
Brede Valley and Marsham1 seat
| Carl Raymond Maynard | Conservative | 2,016 ✓ |
| Andrew Ives | Labour | 414 |
| Ian Stone | Liberal Democrats | 408 |
| Lynee Joyce Hehir | UK Independence Party (UKIP) | 173 |
| Trevor Edward Webb | Labour | 1,520 ✓ |
| Graeme David Williams | Conservative | 784 |
| Paul Homer | Green | 280 |
| Tony Seymour | Liberal Democrats | 247 |
Chailey1 seat
| James Sheppard | Conservative | 1,957 ✓ |
| Peter Gardiner | Liberal Democrats | 784 |
| Nicholas George Belcher | Labour | 311 |
| Holly Atkins | Green | 200 |
| Richard Stogdon | Conservative | 1,846 ✓ |
| Karen Jane Shaw | Liberal Democrats | 439 |
| Sara Newman | Labour | 292 |
| Colin Stocks | Green | 225 |
| Sylvia Mary Tidy | Conservative | 1,774 ✓ |
| Adrian James Morris | Liberal Democrats | 441 |
| Brendan Robert Clegg | Labour | 198 |
| Gabrielle Alice Symonds | Green | 159 |
Devonshire1 seat · turnout 33.2%
| Steve Wallis | Liberal Democrats | 1,424 ✓ |
| Robert Andrew Whippy | Conservative | 657 |
| Paul Howard | Labour | 463 |
| Rachel Large | UK Independence Party (UKIP) | 232 |
| Linda Jane Wintle | Green | 117 |
| Francis William John Whetstone | Conservative | 1,468 ✓ |
| Keith David Obbard | Green | 1,406 |
| Tessa Christabel Younger | Liberal Democrats | 331 |
Hailsham Market1 seat
| Bob Bowdler | Conservative | 943 ✓ |
| Alexa Claire Clarke | Liberal Democrats | 609 |
| Louise Elizabeth Harriet Orbell | Labour | 401 |
| Laurence Victor Keeley | UK Independence Party (UKIP) | 353 |
Hailsham New Town1 seat
| Gerard Fox | Conservative | 1,283 ✓ |
| Gavin Michael Blake-Coggins | Liberal Democrats | 634 |
| Mark Charles Osborn | Labour | 364 |
| Charlotte Still | Green | 166 |
Hampden Park1 seat · turnout 33.1%
| Colin Richard Swansborough | Liberal Democrats | 1,339 ✓ |
| Mozmil Hussain | Conservative | 632 |
| Dave Poole | Labour | 345 |
| Ivor Neil Hueting | Green | 119 |
Heathfield and Mayfield1 seat
| Rupert Alexander James Simmons | Conservative | 2,217 ✓ |
| Fraser Kerr | Liberal Democrats | 374 |
| David Warden Newman | Labour | 347 |
| Clare Evelyn Joan Whistler | Green | 202 |
| Phil Scott | Labour | 1,287 ✓ |
| John Rankin | Conservative | 795 |
| Stephen Ludwig Milton | Liberal Democrats | 108 |
| Arkady Johns | Green | 103 |
Langney1 seat · turnout 32.9%
| Alan Shuttleworth | Liberal Democrats | 1,646 ✓ |
| Christopher James Whippy | Conservative | 561 |
| Ian Charles Garbutt | UK Independence Party (UKIP) | 160 |
| Lee Stephen Comfort | Labour | 144 |
| Rosana Silvia Caporicci Jimenez | Green | 44 |
Lewes1 seat · turnout 49.0%
| Ruth O'Keeffe | Independent | 2,370 ✓ |
| Oli Henman | Liberal Democrats | 757 |
| Emily Jane Clarke | Labour | 568 |
| Tony Rowell | Green | 307 |
| Jane Slater | Conservative | 263 |
| Howard Pilott | SOC | 19 |
Maresfield and Buxted1 seat
| Roy Galley | Conservative | 2,381 ✓ |
| John Derry Lawrence Edwards | Liberal Democrats | 453 |
| Ian Michael Tysh | Green | 310 |
| Gareth Looker | Labour | 278 |
| Matthew Joseph Beaver | Conservative | 1,391 ✓ |
| Steve Thorpe | Labour | 807 |
| Eve Montgomery | Liberal Democrats | 285 |
| Diane Granger | Independent | 112 |
| Thaddeus Skews | Green | 94 |
Meads1 seat · turnout 45.5%
| Barry Taylor | Conservative | 2,213 ✓ |
| Robin Hugh Maxted | Liberal Democrats | 918 |
| Jean Couture | Labour | 236 |
| Sally Mary Boys | Green | 187 |
| Christopher John Holloway | UK Independence Party (UKIP) | 157 |
Newhaven and Bishopstone1 seat
| Darren Paul Grover | Liberal Democrats | 1,239 ✓ |
| Peter Charlton | Conservative | 1,194 |
| Andrew John Bryant | Labour | 319 |
| Ian Buchanan | UK Independence Party (UKIP) | 227 |
| Mark Bullock | Green | 101 |
| Laurence Alexander Pulling | Independent | 92 |
Northern Rother1 seat · turnout 35.1%
| Angharad Davies | Conservative | 1,719 ✓ |
| Sue Prochak | Liberal Democrats | 782 |
| Larry Hyett | Labour | 241 |
| Edward George Denley Tuddenham | UK Independence Party (UKIP) | 177 |
| Tania Charman | Labour | 1,414 ✓ |
| Claire Hamill | Conservative | 740 |
| Julia Jane Hilton | Green | 284 |
| John Faulkner | Liberal Democrats | 163 |
Old Town1 seat · turnout 45.4%
| John Joseph Ungar | Liberal Democrats | 2,074 ✓ |
| Vivienne de Havilland-Geraghty | Conservative | 1,123 |
| Joshua Lambert | Labour | 342 |
| Alexandra Hough | Green | 184 |
| Sarah Osborne | Liberal Democrats | 1,722 ✓ |
| Roy Burman | Conservative | 1,253 |
| Jerry Gould | Labour | 205 |
| Anthony Shuster | Green | 144 |
Peacehaven1 seat
| Nigel David Enever | Conservative | 1,446 ✓ |
| Ciarron Clarkson | Labour | 720 |
| Phil Howson | UK Independence Party (UKIP) | 310 |
| Lee St Clair | Liberal Democrats | 118 |
| Lesley Orr | Green | 77 |
Pevensey and Stone Cross1 seat
| Tom Liddiard | Conservative | 1,161 ✓ |
| Mike Pursglove | UK Independence Party (UKIP) | 431 |
| Daniel David Brookbank | Independent | 366 |
| Wendy Ann Dash | Liberal Democrats | 272 |
| Tommy MacPherson | Labour | 169 |
| Iona Josephine Rowan | Green | 59 |
Polegate and Watermill1 seat
| Daniel Dak Yan Shing | Independent | 1,810 ✓ |
| David Russell Watts | Conservative | 1,017 |
| Steve Murphy | Liberal Democrats | 225 |
| Bernie Goodwin | UK Independence Party (UKIP) | 175 |
| Alex Mthobi | Labour | 135 |
| Peter Wright | Green | 62 |
Ratton1 seat · turnout 43.0%
| Colin Sidney Belsey | Conservative | 2,054 ✓ |
| Marcus Justin Von Thiele | Liberal Democrats | 697 |
| John Lambert | Labour | 256 |
| Rex Kosters | UK Independence Party (UKIP) | 181 |
| Pippa Oliphant | Green | 95 |
Ringmer and Lewes Bridge1 seat
| Philip John Daniel | Liberal Democrats | 1,492 ✓ |
| Johnny Denis | Green | 1,385 |
| Paul Gander | Conservative | 1,116 |
| Belinda Chapman | Labour | 412 |
| Tony Best | UK Independence Party (UKIP) | 121 |
Rother North West1 seat
| John Barnes | Conservative | 1,686 ✓ |
| Mary Elizabeth Varrall | Liberal Democrats | 623 |
| Sara Michelle Watson | Labour | 254 |
| Edward John Smith | UK Independence Party (UKIP) | 157 |
Rye and Eastern Rother1 seat
| Keith Glazier | Conservative | 1,697 ✓ |
| Nigel Jennings | Labour | 641 |
| Derek William Greenup | Liberal Democrats | 318 |
| Alan Phillips | UK Independence Party (UKIP) | 204 |
| Adam James William Smith | Green | 197 |
Seaford North1 seat
| Phil Boorman | Conservative | 1,767 ✓ |
| Iain Martin Cairns | Liberal Democrats | 1,000 |
| John Edson | Labour | 260 |
| Eric Woodward | UK Independence Party (UKIP) | 232 |
| Mary de Pleave | Green | 119 |
| Anthony White | Independent | 84 |
Seaford South1 seat
| Christie Lambert | Liberal Democrats | 1,670 ✓ |
| Sam Adeniji | Conservative | 1,494 |
| Steve Floor | Labour | 277 |
| Pete Leeming | UK Independence Party (UKIP) | 172 |
| Emily O'Brien | Green | 105 |
Sovereign1 seat · turnout 33.5%
| David Walter Elkin | Conservative | 1,998 ✓ |
| Kate Daly | Liberal Democrats | 829 |
| Natasha Ruth Duursma | Labour | 195 |
| Hugh James Patrick Norris | Green | 83 |
St Anthony's1 seat
| David Tutt | Liberal Democrats | 1,834 ✓ |
| Jamie Philip Bernard Hollywood | Conservative | 847 |
| Jackie Ferguson | Labour | 192 |
| Colin Andrew Horscroft | UK Independence Party (UKIP) | 150 |
| Nick Symons | Green | 60 |
St Helens and Silverhill1 seat
| Martin Clarke | Conservative | 1,643 ✓ |
| Judy Rogers | Labour | 1,228 |
| Stewart Gregory Rayment | Liberal Democrats | 258 |
| Sally Phillips | Green | 129 |
Telscombe1 seat
| Andy Smith | Conservative | 1,575 ✓ |
| Julie Anne Vaughan | Labour | 723 |
| Deborah Anne Holt | UK Independence Party (UKIP) | 226 |
| Charlie Carr | Liberal Democrats | 222 |
| Zoe Nicholson | Green | 108 |
Uckfield North1 seat
| Claire Barbara Dowling | Conservative | 1,350 ✓ |
| Paul John Sparks | Liberal Democrats | 815 |
| Robert Alan Williams | Labour | 268 |
| Melissa Anna Tysh | Green | 102 |
| Christopher David Dowling | Conservative | 1,588 ✓ |
| Paul Meakin | Liberal Democrats | 552 |
| William Benjamin Ball | Labour | 314 |
| Pamela Joy Sarah Tysh | Green | 176 |
Upperton1 seat · turnout 42.8%
| Pat Rodohan | Liberal Democrats | 1,634 ✓ |
| Diane Elizabeth Mulkeirins | Conservative | 1,254 |
| Paul Adrian Richards | Labour | 241 |
| Dorothy Hilda Forsyth | Green | 138 |
| Amanda Sheehan | UK Independence Party (UKIP) | 116 |
Wealden East1 seat
| Bill Bentley | Conservative | 1,973 ✓ |
| Paul Nicholas Coleshill | Liberal Democrats | 614 |
| Jane Elizabeth Victoria Vinnicombe | Labour | 326 |
| Hannah Zöe Poppy Shoubridge | UK Independence Party (UKIP) | 282 |
| Eve Ashley | Green | 257 |
Wealden North East1 seat
| Bob Standley | Conservative | 1,926 ✓ |
| Beverley Johnstone | Liberal Democrats | 407 |
| Beth Suzanne Martin | Green | 285 |
| Christopher Morris | Labour | 206 |
| Stephen Sai Hung Shing | Independent | 1,914 ✓ |
| Douglas Murray | Conservative | 1,309 |
| Christopher Neil Hartley | Liberal Democrats | 292 |
| Maureen Joyce Goodwin | UK Independence Party (UKIP) | 124 |
| Jill Margaret Shacklock | Labour | 110 |
| Jennifer Rose Anne Howells | Green | 97 |
