| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| PA-01 | DEM | 143,416 | 72.3% | D+45.6 | |
| PA-02 | DEM | 158,675 | 76.1% | D+76.1 | |
| PA-03 | DEM | 193,954 | 50.1% | D+1.4 | |
| PA-04 | DEM | 167,102 | 60.1% | D+21.5 | |
| PA-05 | REP | 134,818 | 67.2% | R+34.5 | |
| PA-06 | Gus YatronDEM | DEM | 150,385 | 72.0% | D+43.9 |
| PA-07 | DEM | 190,798 | 55.4% | D+10.9 | |
| PA-08 | DEM | 165,535 | 50.3% | D+1.4 | |
| PA-09 | Bud ShusterREP | REP | 141,905 | 65.1% | R+30.1 |
| PA-10 | REP | 153,485 | 67.5% | R+35.0 | |
| PA-11 | DEM | 168,856 | 53.5% | D+7.0 | |
| PA-12 | DEM | 157,640 | 61.1% | D+26.7 | |
| PA-13 | REP | 169,824 | 64.3% | R+29.1 | |
| PA-14 | DEM | 161,577 | 74.9% | D+54.6 | |
| PA-15 | REP | 137,457 | 57.8% | R+15.6 | |
| PA-16 | REP | 130,398 | 71.3% | R+42.7 | |
| PA-17 | REP | 146,265 | 57.6% | R+15.3 | |
| PA-18 | DEM | 187,683 | 54.2% | D+9.3 | |
| PA-19 | REP | 142,950 | 70.8% | R+41.5 | |
| PA-20 | DEM | 167,428 | 76.0% | D+53.2 | |
| PA-21 | REP | 159,631 | 50.2% | R+0.5 | |
| PA-22 | DEM | 157,215 | 78.7% | D+58.2 | |
| PA-23 | Bill ClingerREP | REP | 141,721 | 65.2% | R+30.4 |