Pennsylvania 3rd Congressional District
Akashic| Year | Margin (D minus R) |
|---|---|
| 2008 | +82.1% |
| 2012 | +84.1% |
| 2016 | +81.9% |
| 2020 | +80.9% |
| 2024 | +77.0% |
Federal officeholders only. State and local officeholders are planned for the next data pass.
U.S. House
Each result reflects the U.S. House district as it was drawn for that election; redistricting has redrawn these lines over time, so they can differ from the current 120th-Congress district shown on the map above.
| Year | District | Won | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | 3 | D | 100.0%340,223 | 0.0%0 | 340,223 |
| 2022 | 3 | D | 95.1%251,115 | 0.0%0 | 263,935 |
| 2020 | 3 | D | 91.0%341,708 | 9.0%33,671 | 375,379 |
| 2018 | 3 | D | 93.4%287,610 | 6.6%20,387 | 307,997 |
| 2016 | 3 | R | 0.0%0 | 100.0%244,893 | 244,893 |
| 2014 | 3 | R | 39.4%73,931 | 60.6%113,859 | 187,790 |
| 2012 | 3 | R | 41.0%123,933 | 54.8%165,826 | 302,514 |
| 2010 | 3 | R | 44.3%88,924 | 55.7%111,909 | 200,833 |
| 2008 | 3 | D | 51.2%146,846 | 48.8%139,707 | 286,553 |
| 2006 | 3 | R | 42.0%85,110 | 53.6%108,525 | 202,518 |
| 2004 | 3 | R | 39.9%110,684 | 60.1%166,580 | 277,264 |
| 2002 | 3 | R | 0.0%0 | 77.7%116,763 | 150,329 |
| 2000 | 3 | D | 68.7%130,528 | 31.3%59,343 | 189,871 |
| 1998 | 3 | D | 59.3%66,270 | 40.7%45,390 | 111,660 |
| 1996 | 3 | D | 68.9%121,120 | 31.1%54,681 | 175,801 |
| 1994 | 3 | D | 62.7%92,702 | 37.3%55,209 | 147,911 |
| 1992 | 3 | D | 58.9%130,828 | 39.1%86,787 | 221,971 |
| 1990 | 3 | D | 60.0%89,908 | 40.0%59,901 | 149,809 |
| 1988 | 3 | D | 63.2%135,590 | 36.8%78,909 | 214,499 |
| 1986 | 3 | D | 61.8%107,804 | 38.2%66,693 | 174,497 |
| 1984 | 3 | D | 63.9%152,598 | 35.7%85,358 | 238,786 |
| 1982 | 3 | D | 50.1%97,161 | 48.7%94,497 | 193,954 |
| 1980 | 3 | D | 54.5%67,942 | 32.8%40,866 | 124,608 |
| 1978 | 3 | D | 71.8%86,015 | 28.2%33,750 | 119,765 |
| 1976 | 3 | D | 73.2%98,627 | 26.3%35,491 | 134,818 |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | R | 48.6%3,384,180 | 48.8%3,399,295 | 6,963,137 |
| 2022 | D | 51.2%2,751,012 | 46.3%2,487,260 | 5,368,021 |
| 2018 | D | 55.6%2,777,680 | 42.7%2,134,848 | 4,994,643 |
| 2016 | R | 47.3%2,865,012 | 48.8%2,951,702 | 6,051,856 |
| 2012 | D | 53.7%3,021,364 | 44.6%2,509,132 | 5,627,422 |
| 2010 | R | 49.0%1,948,716 | 51.0%2,028,945 | 3,977,661 |
| 2006 | D | 58.7%2,392,984 | 41.3%1,684,778 | 4,077,762 |
| 2004 | R | 42.0%2,334,126 | 52.6%2,925,080 | 5,558,525 |
| 2000 | R | 45.5%2,154,908 | 52.4%2,481,962 | 4,735,116 |
| 1998 | R | 34.8%1,028,839 | 61.3%1,814,180 | 2,957,499 |
| 1994 | R | 46.9%1,648,481 | 49.4%1,735,691 | 3,513,112 |
| 1992 | R | 46.3%2,224,966 | 49.1%2,358,125 | 4,802,410 |
| 1988 | R | 32.4%1,416,764 | 66.5%2,901,715 | 4,366,598 |
| 1986 | R | 42.9%1,448,219 | 56.4%1,906,537 | 3,378,226 |
| 1982 | R | 39.2%1,412,965 | 59.3%2,136,418 | 3,604,108 |
| 1980 | R | 48.0%2,122,391 | 50.5%2,230,404 | 4,418,042 |
| 1976 | R | 46.8%2,126,977 | 52.4%2,381,891 | 4,546,353 |
Pennsylvania's 3rd congressional district delivered a 79-point Democratic presidential margin in 2024, reflecting a dense, urban core electorate that consistently produces among the most lopsided federal results in the state.
Across the recorded series it reached a Democratic high of 84.1 points in 2012. Between 2020 and 2024 the district moved 3.9 points toward the Republican candidate; the 2024 margin was 77.0 points.
A population of 764,755, a 33% non-Hispanic-white share, and a median household income of $64,484 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 7 and Congressional District 7.
The congressional districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Pennsylvania 3rd Congressional District. Akashic. https://akashic.app/cd/4203/. Accessed May 20, 2026. License: CC BY 4.0.