IL-08 elected a Democrat in 2018.

D+31.9 on 197,127 certified votes. Below: the 2018 result and this district's margin across every cycle on record.

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IL-08 — 2018 result

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

Democratic (D)

130,054

66.0%

Republican (R)

67,073

34.0%

All others

0

0.0%

Margin

D+31.9

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Margin history

IL-08 across every cycle on record. Each year links to its district page.

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Year	Won	Margin	Votes
2024	D	+14.1%	303,073
2022	D	+13.8%	207,215
2020	D	+73.2%	254,578
2018	D	+31.9%	197,127
2016	D	+16.6%	248,571
2014	D	+11.5%	151,056
2012	D	+9.5%	225,066
2010	R	−0.1%	202,435
2008	D	+21.4%	295,525
2006	D	+6.9%	183,394
2004	D	+3.4%	270,393
2002	R	−14.9%	165,926
2000	R	−22.0%	232,695
1998	R	−37.3%	151,856
1996	R	−26.2%	205,305
1994	R	−29.9%	135,879
1992	R	−15.3%	238,633
1990	D	+79.1%	88,680
1988	D	+50.6%	144,324
1986	D	+57.5%	105,256
1984	D	+42.6%	160,417
1982	D	+66.9%	148,985
1980	D	+69.3%	116,373
1978	D	+71.9%	94,762
1976	D	+61.1%	131,107