Before (end of 2011) (42 seats, Elections Centre)
Labour 19 · Conservative 14 · Liberal Democrats 9 · Other 0
After (end of 2012) (42 seats, Elections Centre)
Labour 25 · Conservative 12 · Liberal Democrats 4 · Other 1
Ward results
Croft Baker1 seat · turnout 29.4%
| Terry Thurogood | Labour | 1,327 ✓ |
| Philip Wilson | UK Independence Party (UKIP) | 448 |
| Leanor Pidgen | Liberal Democrats | 418 |
| Debbie Landymore | Conservative | 364 |
East Marsh1 seat · turnout 20.0%
| Jon-Paul Howarth | Labour | 789 ✓ |
| Jeanette Ferguson | Liberal Democrats | 335 |
| Henry Hudson | UK Independence Party (UKIP) | 215 |
| Phillip Dumbrell | Conservative | 105 |
| Martin Leslie Reed | Green | 61 |
Freshney1 seat · turnout 25.6%
| Cliff Barber | Labour | 1,043 ✓ |
| David Anthony Hasthorpe | Conservative | 332 |
| Stephen Whittingham | UK Independence Party (UKIP) | 332 |
| Kevin Bakr | Liberal Democrats | 112 |
| Kathy Watkin | Independent | 87 |
Haverstoe1 seat · turnout 32.9%
| Bill Parkinson | Conservative | 1,447 ✓ |
| Rhys Harrison | Labour | 889 |
| Roy Horobin | Liberal Democrats | 365 |
Heneage1 seat · turnout 24.4%
| Ros James | Labour | 1,039 ✓ |
| Stephen Hocknell | Liberal Democrats | 366 |
| Jamie Watkinson | UK Independence Party (UKIP) | 304 |
| Karen Webb-Meek | Conservative | 244 |
| Mark Smith | Independent | 103 |
Humberston and New Waltham1 seat · turnout 32.1%
| John Shelton Fenty | Conservative | 1,231 ✓ |
| Stephen Harness | UK Independence Party (UKIP) | 1,001 |
| Tim Mickleburgh | Labour | 596 |
Immingham1 seat · turnout 28.3%
| David James Watson | Labour | 1,407 ✓ |
| Stewart Swinburn | Conservative | 1,045 |
Park1 seat · turnout 30.4%
| Meg Barrow | Labour | 808 ✓ |
| Geoffrey Lowis | Liberal Democrats | 696 |
| Bob Callison | Conservative | 655 |
| Timothy Veal | UK Independence Party (UKIP) | 453 |
| Jacqueline Vessey | Green | 158 |
Scartho1 seat · turnout 30.4%
| Ronald Shepherd | UK Independence Party (UKIP) | 931 ✓ |
| Sally Dixon | Conservative | 718 |
| Marian Jervis | Labour | 630 |
| Bernadette Chapman | Liberal Democrats | 144 |
| Victoria Dunn | Green | 96 |
Sidney Sussex1 seat · turnout 22.5%
| Christopher Shaw | Labour | 1,098 ✓ |
| Scott Owen | UK Independence Party (UKIP) | 329 |
| Richard Hardy | Conservative | 298 |
| Nicola Hocknell | Liberal Democrats | 169 |
South1 seat · turnout 21.6%
| Ray Oxby | Labour | 968 ✓ |
| John Stockton | UK Independence Party (UKIP) | 421 |
| Ernie Brown | Liberal Democrats | 264 |
| Stephen Hill | Independent | 198 |
Yarborough1 seat · turnout 26.5%
| Jane Diana Hyldon-King | Labour | 1,067 ✓ |
| Les Bonner | Liberal Democrats | 765 |
| Josh Cairns | UK Independence Party (UKIP) | 482 |