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_ |
|---|---|---|---|---|---|---|---|---|
| Danvers | 3651 | 36.2% | 6347 | 62.9% | 89 | 0.9% | 10087 | 57% |
| Dartmouth | 5110 | 46.4% | 5812 | 52.7% | 98 | 0.9% | 11020 | 47% |
| Dedham | 4647 | 43.1% | 5979 | 55.5% | 147 | 1.4% | 10773 | 65% |
| Deerfield | 1482 | 62.5% | 853 | 36.0% | 36 | 1.5% | 2371 | 63% |
| Dennis | 3131 | 41.4% | 4358 | 57.6% | 76 | 1.0% | 7565 | 65% |
| Dighton | 829 | 31.6% | 1770 | 67.5% | 24 | 0.9% | 2623 | 57% |
| Douglas | 840 | 25.4% | 2440 | 73.7% | 31 | 0.9% | 3311 | 54% |
| Dover | 1058 | 35.8% | 1888 | 63.8% | 13 | 0.4% | 2959 | 75% |
| Dracut | 3166 | 29.0% | 7658 | 70.2% | 87 | 0.8% | 10911 | 55% |
| Dudley | 1125 | 30.6% | 2515 | 68.4% | 39 | 1.1% | 3679 | 53% |
| Dunstable | 502 | 33.8% | 968 | 65.2% | 14 | 0.9% | 1484 | 69% |
| Duxbury | 2674 | 34.7% | 4982 | 64.7% | 44 | 0.6% | 7700 | 70% |