| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| PA-01 | DEM | 137,999 | 100.0% | D+100.0 | |
| PA-02 | Chaka FattahDEM | DEM | 187,283 | 88.6% | D+79.3 |
| PA-03 | Phil EnglishREP | REP | 202,518 | 53.6% | R+11.6 |
| PA-04 | DEM | 254,084 | 51.9% | D+3.9 | |
| PA-05 | REP | 191,727 | 60.0% | R+20.2 | |
| PA-06 | REP | 238,939 | 50.7% | R+1.3 | |
| PA-07 | Joe SestakDEM | DEM | 262,434 | 56.4% | D+12.8 |
| PA-08 | DEM | 249,817 | 50.3% | D+0.6 | |
| PA-09 | Bill ShusterREP | REP | 200,820 | 60.3% | R+20.6 |
| PA-10 | DEM | 208,173 | 52.9% | D+5.9 | |
| PA-11 | DEM | 185,413 | 72.5% | D+44.9 | |
| PA-12 | DEM | 203,163 | 60.8% | D+21.6 | |
| PA-13 | DEM | 222,860 | 66.1% | D+32.3 | |
| PA-14 | DEM | 179,401 | 89.8% | D+89.8 | |
| PA-15 | REP | 198,173 | 53.6% | R+10.1 | |
| PA-16 | REP | 204,669 | 56.5% | R+17.0 | |
| PA-17 | Tim HoldenDEM | DEM | 212,777 | 64.5% | D+29.0 |
| PA-18 | Tim MurphyREP | REP | 250,240 | 57.8% | R+15.7 |
| PA-19 | REP | 222,898 | 63.9% | R+30.5 |