Before (end of 2011) (32 seats, Elections Centre)
Labour 14 · SNP 13 · Other 4 · Conservative 1 · Liberal Democrats 0
After (end of 2012) (33 seats, Elections Centre)
Labour 16 · SNP 15 · Other 1 · Conservative 1 · Liberal Democrats 0
Ward results
Armadale and Blackridge3 seats
| Stuart Borrowman | Independent | 2,541 ✓ |
| Isabel Hutton | SNP | 861 ✓ |
| Jim Dixon | Labour | 788 ✓ |
| Dean Williamson | SNP | 168 |
| Marion Kerr | Conservative | 125 |
Bathgate4 seats
| John McGinty | Labour | 1,314 ✓ |
| James Walker | SNP | 1,282 ✓ |
| Harry Cartmill | Labour | 1,138 ✓ |
| William Boyle | SNP | 1,087 ✓ |
| Chris Kennedy | Conservative | 345 |
| Calum Laurie | SNP | 299 |
| Jamie Firth | Independent | 211 |
| Douglas Banks | — | 195 |
| Alistair Forrest | UK Independence Party (UKIP) | 78 |
| Diane Calder | SNP | 1,551 ✓ |
| Tony Boyle | Labour | 1,161 ✓ |
| Alexander Davidson | Labour | 1,088 ✓ |
| Ellen Glass | — | 766 |
| Janet Campbell | SNP | 617 ✓ |
| Jack Thompson | Conservative | 316 |
| Dave King | Labour | 1,914 ✓ |
| Frank Anderson | SNP | 1,147 ✓ |
| Carl John | SNP | 1,006 ✓ |
| Frank Toner | Labour | 682 ✓ |
| Lis Bardell | SNP | 454 |
| Jean Finch | StJH | 380 |
| Evelyn Stirling | Conservative | 372 |
| David Dodds | Labour | 1,713 ✓ |
| Garry Knox | SNP | 904 |
| Cathy Muldoon | Labour | 902 ✓ |
| Greg McCarra | SNP | 896 ✓ |
| Jim Warnock | StJH | 532 |
| Alastair Lowrie | Conservative | 197 |
Linlithgow3 seats
| Tom Kerr | Conservative | 2,112 ✓ |
| Martyn Day | SNP | 1,827 ✓ |
| Thomas Conn | Labour | 1,292 ✓ |
| David Tait | SNP | 829 |
| Cherie Finlay | StJH | 280 |
| Ernest Wilson | NF | 25 |
Livingston North4 seats
| Robert De Bold | SNP | 1,551 ✓ |
| Anne McMillan | Labour | 1,346 ✓ |
| Andrew Miller | SNP | 1,112 ✓ |
| Angela Boyd Moohan | Labour | 691 ✓ |
| Alison Adamson | Conservative | 479 |
| Annmargaret Watson | SNP | 430 |
| Claire Lynch | — | 390 |
| Caron Howden | Liberal Democrats | 132 |
Livingston South4 seats
| Lawrence Fitzpatrick | Labour | 2,395 ✓ |
| Peter Johnston | SNP | 1,671 ✓ |
| Danny Logue | Labour | 893 ✓ |
| Jean Muir | SNP | 818 ✓ |
| John Lindsay | SNP | 401 |
| Nick Davis | Conservative | 374 |
| Derreick McCullough | — | 312 |
Whitburn and Blackburn4 seats
| George Paul | Labour | 1,896 ✓ |
| Jim Dickson | SNP | 1,610 ✓ |
| Barry Robertson | Labour | 696 ✓ |
| Gordon Beurskens | StJH | 619 |
| Mary Dickson | SNP | 562 ✓ |
| Stuart Martin | Conservative | 271 |
| Neil McIvor | NF | 95 |
| Robert Howden | Liberal Democrats | 68 |