| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| MA-01 | REP | 215,870 | 63.8% | R+27.6 | |
| MA-02 | DEM | 185,755 | 72.4% | D+50.0 | |
| MA-03 | DEM | 168,568 | 100.0% | D+100.0 | |
| MA-04 | DEM | 209,835 | 52.1% | D+4.2 | |
| MA-05 | DEM | 214,263 | 67.3% | D+34.6 | |
| MA-06 | DEM | 221,813 | 54.8% | D+13.5 | |
| MA-07 | DEM | 210,809 | 76.9% | D+59.3 | |
| MA-08 | DEM | 178,850 | 74.4% | D+55.7 | |
| MA-09 | Joe MoakleyDEM | DEM | 149,371 | 69.6% | D+46.4 |
| MA-10 | REP | 176,691 | 100.0% | R+100.0 | |
| MA-11 | DEM | 191,055 | 69.0% | D+69.0 | |
| MA-12 | DEM | 222,504 | 100.0% | D+100.0 |