- DTroy Jackson ✓361,07153.5%
- RSusan Collins313,53346.5%
D win (flip)
D calledR calledD leadsR leadsTiedIndependentAwaiting
Senate race by county
| County | Dem | GOP | Ind | |
|---|---|---|---|---|
| Androscoggin | 22,583 | 26,631 | – | |
| Aroostook | 8,835 | 16,702 | – | |
| Cumberland | 112K | 52,101 | – | |
| Franklin | 5,800 | 7,145 | – | |
| Hancock | 17,192 | 13,934 | – | |
| Kennebec | 33,331 | 32,438 | – | |
| Knox | 11,842 | 8,265 | – | |
| Lincoln | 11,096 | 9,334 | – | |
| Oxford | 9,860 | 14,310 | – | |
| Penobscot | 30,441 | 39,850 | – | |
| Piscataquis | 2,555 | 5,447 | – | |
| Sagadahoc | 12,015 | 8,374 | – | |
| Somerset | 7,089 | 13,138 | – | |
| Waldo | 9,784 | 8,597 | – | |
| Washington | 4,334 | 7,125 | – | |
| York | 62,813 | 50,142 | – |