CT-04 elected a Democrat in 2020.

D+26.0 on 360,716 certified votes. Below: the 2020 result and this district's margin across every cycle on record.

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CT-04 — 2020 result

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

Democratic (D)

224,432

62.2%

Republican (R)

130,627

36.2%

All others

5,657

1.6%

Margin

D+26.0

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Margin history

CT-04 across every cycle on record. Each year links to its district page.

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Year	Won	Margin	Votes
2024	D	+23.7%	328,857
2022	D	+19.9%	236,084
2020	D	+26.0%	360,716
2018	D	+23.8%	275,651
2016	D	+21.4%	313,540
2014	D	+6.6%	198,800
2012	D	+17.0%	293,432
2010	D	+4.0%	217,391
2008	D	+0.8%	308,776
2006	R	−3.4%	209,019
2004	R	−4.9%	290,830
2002	R	−28.9%	175,695
2000	R	−16.8%	206,758
1998	R	−39.2%	137,204
1996	R	−22.8%	201,712
1994	R	−50.6%	147,062
1992	R	−40.6%	219,615
1990	R	−53.1%	138,068
1988	R	−44.7%	205,973
1986	R	−7.1%	144,211
1984	R	−40.8%	235,310
1982	R	−13.6%	165,897
1980	R	−25.2%	198,625
1978	R	−16.7%	143,919
1976	R	−24.0%	207,058