U.S. House seat for Pennsylvania's 3rd congressional district. Representatives serve two-year terms.

19 candidates filed, 2 active for the 2026 House election in Pennsylvania District 3. Party primary on May 19, 2026. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Dwight Evans D | 100.0% | 340,223 | |
| 2022 | Dwight Evans D | 95.1% | 263,935 | |
| 2020 | Dwight Evans D | 91.0% | 375,379 | |
| 2018 | Dwight Evans D | 93.4% | 307,997 | |
| 2016 | Mike Kelly R | 100.0% | 244,893 | |
| 2014 | Mike Kelly R | 60.6% | 187,790 | |
| 2012 | Mike Kelly R | 54.8% | 302,514 | |
| 2010 | Mike Kelly R | 55.7% | 200,833 | |
| 2008 | Kathy Dahlkemper D | 51.2% | 286,553 | |
| 2006 | Phil English R | 53.6% | 202,341 | |
| 2004 | Phil English R | 60.1% | 277,264 | |
| 2002 | Phil English R | 77.7% | 150,317 | |
| 2000 | Robert A Borski D | 68.7% | 189,871 | |
| 1998 | Robert A Borski D | 100.0% | 66,270 | |
| 1996 | Robert A Borski D | 68.9% | 175,801 |