PA-03 elected a Democrat in 2018.

D+86.8 on 307,997 certified votes. Below: the 2018 result and this district's margin across every cycle on record.

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PA-03 — 2018 result

Source: MIT Election Data + Science Lab, US House returns (party-classified by literal ballot party).

Democratic (D)

287,610

93.4%

Republican (R)

20,387

6.6%

All others

0

0.0%

Margin

D+86.8

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Margin history

PA-03 across every cycle on record. Each year links to its district page.

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Year	Won	Margin	Votes
2024	D	+100.0%	340,223
2022	D	+95.1%	263,935
2020	D	+82.1%	375,379
2018	D	+86.8%	307,997
2016	R	−100.0%	244,893
2014	R	−21.3%	187,790
2012	R	−13.8%	302,514
2010	R	−11.4%	200,833
2008	D	+2.5%	286,553
2006	R	−11.6%	202,518
2004	R	−20.2%	277,264
2002	R	−77.7%	150,329
2000	D	+37.5%	189,871
1998	D	+18.7%	111,660
1996	D	+37.8%	175,801
1994	D	+25.3%	147,911
1992	D	+19.8%	221,971
1990	D	+20.0%	149,809
1988	D	+26.4%	214,499
1986	D	+23.6%	174,497
1984	D	+28.2%	238,786
1982	D	+1.4%	193,954
1980	D	+21.7%	124,608
1978	D	+43.6%	119,765
1976	D	+46.8%	134,818