| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| PA-01 | DEM | 159,205 | 73.5% | D+48.3 | |
| PA-02 | DEM | 149,369 | 73.5% | D+48.2 | |
| PA-03 | DEM | 134,818 | 73.2% | D+46.8 | |
| PA-04 | DEM | 214,590 | 67.5% | D+35.0 | |
| PA-05 | REP | 200,981 | 59.5% | R+19.1 | |
| PA-06 | Gus YatronDEM | DEM | 180,998 | 73.8% | D+48.4 |
| PA-07 | DEM | 202,351 | 54.1% | D+8.2 | |
| PA-08 | DEM | 189,623 | 49.5% | D+0.7 | |
| PA-09 | Bud ShusterREP | REP | 154,359 | 100.0% | R+100.0 |
| PA-10 | REP | 200,143 | 62.6% | R+25.1 | |
| PA-11 | DEM | 183,796 | 70.8% | D+41.6 | |
| PA-12 | DEM | 180,993 | 67.7% | D+35.4 | |
| PA-13 | REP | 206,140 | 63.4% | R+26.8 | |
| PA-14 | DEM | 159,644 | 71.7% | D+44.6 | |
| PA-15 | DEM | 166,890 | 65.2% | D+30.7 | |
| PA-16 | REP | 156,455 | 62.3% | R+25.4 | |
| PA-17 | DEM | 169,864 | 50.7% | D+2.2 | |
| PA-18 | DEM | 191,381 | 59.5% | D+18.9 | |
| PA-19 | REP | 175,784 | 70.6% | R+41.2 | |
| PA-20 | DEM | 180,055 | 75.0% | D+50.3 | |
| PA-21 | John H DentDEM | DEM | 166,923 | 59.4% | D+18.8 |
| PA-22 | DEM | 175,416 | 55.3% | D+11.4 | |
| PA-23 | DEM | 169,462 | 56.5% | D+13.1 | |
| PA-24 | REP | 182,526 | 55.4% | R+11.6 | |
| PA-25 | Gary A MyersREP | REP | 182,489 | 56.8% | R+13.6 |