United States Senate special election in Massachusetts, 2010 By municipality By municipality

| Municipality | Coakley_votes | Coakley_ | Brown_votes | Brown_ | Kennedy_votes | Kennedy_ | Total_vote | Turnout_ |
|---|---|---|---|---|---|---|---|---|
| Ashburnham | 866 | 35.1% | 1574 | 63.8% | 27 | 1.1% | 2467 | 58% |
| Ashby | 475 | 33.0% | 949 | 66.0% | 14 | 1.0% | 1438 | 60% |
| Ashfield | 670 | 75.0% | 212 | 23.7% | 11 | 1.2% | 893 | 69% |
| Ashland | 2897 | 45.1% | 3467 | 54.0% | 60 | 0.9% | 6424 | 61% |
| Athol | 1171 | 35.0% | 2105 | 62.9% | 68 | 2.0% | 3344 | 50% |
| Attleboro | 4819 | 35.6% | 8598 | 63.5% | 116 | 0.9% | 13533 | 53% |
| Auburn | 2406 | 36.9% | 4036 | 62.0% | 72 | 1.1% | 6514 | 56% |
| Avon | 706 | 37.5% | 1155 | 61.3% | 22 | 1.2% | 1883 | 62% |
| Ayer | 989 | 39.6% | 1467 | 58.8% | 41 | 1.6% | 2497 | 53% |
| Barnstable | 7543 | 37.6% | 12331 | 61.5% | 179 | 0.9% | 20053 | 65% |
| Barre | 728 | 36.1% | 1263 | 62.7% | 23 | 1.1% | 2014 | 58% |
| Becket | 384 | 62.0% | 225 | 36.3% | 10 | 1.6% | 619 | 49% |