IL-10 elected a Democrat in 2020.

D+27.8 on 316,874 certified votes. Below: the 2020 result and this district's margin across every cycle on record.

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IL-10 — 2020 result

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

Democratic (D)

202,402

63.9%

Republican (R)

114,442

36.1%

All others

30

0.0%

Margin

D+27.8

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Margin history

IL-10 across every cycle on record. Each year links to its district page.

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Year	Won	Margin	Votes
2024	D	+19.9%	327,621
2022	D	+26.0%	242,165
2020	D	+27.8%	316,874
2018	D	+31.2%	238,664
2016	D	+5.2%	285,996
2014	R	−2.6%	187,128
2012	D	+1.3%	264,454
2010	R	−2.2%	215,232
2008	R	−5.1%	291,258
2006	R	−6.8%	202,208
2004	R	−28.3%	276,711
2002	R	−37.6%	186,911
2000	R	−2.4%	237,506
1998	R	−100.0%	138,429
1996	R	−38.2%	210,773
1994	R	−50.1%	153,075
1992	R	−29.0%	240,630
1990	R	−37.0%	153,599
1988	R	−45.0%	218,706
1986	R	−50.2%	116,520
1984	R	−45.2%	211,140
1982	R	−18.0%	153,868
1980	R	−21.5%	226,733
1978	D	+0.4%	178,309
1976	D	+0.1%	213,414