Joe Biden carried Illinois D+16.9.

Joe Biden (D) vs Donald Trump (R) in Illinois, 2020. The state ran 12.5 points more Democratic than the nation (D+4.5 nationally). A US Senate contest shared the 2020 ballot here.

Nominees: Joe Biden (D) · Donald Trump (R)

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Illinois result

6,051,510 votes counted

Biden (D)

3,471,915

57.4%

Trump (R)

2,446,891

40.4%

All others

132,704

2.2%

Margin

D+16.9

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2020 presidential election

Illinois, 2020

BidenD+16.9

How it voted

Share of the 2020 vote

Joe Biden ✓Democratic	57.4%	3,471,915
Donald TrumpRepublican	40.4%	2,446,891
Jo JorgensenLibertarian	2.2%	132,704

D+60

R+60

102 counties, each filled by 2020 D-vs-R margin. Hover any county for its result.

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Illinois's presidential margins

1892–2024, the 2020 contest in context

Illinois's presidential margins

Year	Margin (D minus R)
1892	+3.1%
1896	−13.0%
1900	−8.4%
1904	−28.3%
1908	−15.5%
1912	+13.2%
1916	−9.2%
1920	−42.3%
1924	−35.5%
1928	−14.7%
1932	+13.2%
1936	+18.0%
1940	+2.4%
1944	+3.5%
1948	+0.8%
1952	−9.9%
1956	−19.2%
1960	+0.2%
1964	+18.9%
1968	−2.9%
1972	−18.5%
1976	−2.0%
1980	−7.9%
1984	−12.9%
1988	−2.1%
1992	+14.2%
1996	+17.5%
2000	+12.0%
2004	+10.3%
2008	+25.1%
2012	+16.8%
2016	+16.9%
2020	+16.9%
2024	+10.9%

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County results — 2020

102 counties; every row links to the county's full page.

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County	Won	Margin	Democratic	Republican	Total
Adams County	R	−46.5%	8,633	24,220	33,527
Alexander County	R	−14.2%	1,114	1,486	2,621
Bond County	R	−40.9%	2,288	5,625	8,165
Boone County	R	−12.8%	10,542	13,883	26,158
Brown County	R	−57.2%	486	1,931	2,525
Bureau County	R	−21.4%	6,669	10,411	17,494
Calhoun County	R	−49.4%	677	2,046	2,773
Carroll County	R	−29.3%	2,748	5,105	8,037
Cass County	R	−37.7%	1,615	3,625	5,326
Champaign County	D	+22.8%	57,067	35,285	95,573
Christian County	R	−44.5%	4,335	11,563	16,231
Clark County	R	−50.6%	1,993	6,226	8,369
Clay County	R	−65.2%	1,129	5,629	6,899
Clinton County	R	−51.1%	4,493	14,304	19,214
Coles County	R	−26.3%	8,067	14,037	22,668
Cook County	D	+50.2%	1,725,973	558,269	2,325,405
Crawford County	R	−51.3%	2,202	7,043	9,441
Cumberland County	R	−59.1%	1,142	4,601	5,849
De Witt County	R	−42.8%	2,191	5,632	8,039
DeKalb County	D	+5.7%	24,643	21,905	47,989
Douglas County	R	−44.4%	2,335	6,227	8,760
DuPage County	D	+18.0%	281,222	193,611	487,763
Edgar County	R	−52.4%	1,887	6,193	8,212
Edwards County	R	−69.6%	488	2,833	3,368
Effingham County	R	−59.2%	3,716	15,006	19,083
Fayette County	R	−61.8%	1,826	8,055	10,076
Ford County	R	−47.3%	1,754	5,048	6,967
Franklin County	R	−47.5%	4,760	13,622	18,669
Fulton County	R	−20.1%	6,503	9,867	16,724
Gallatin County	R	−52.2%	622	2,019	2,675
Greene County	R	−54.9%	1,349	4,770	6,237
Grundy County	R	−25.8%	9,626	16,523	26,756
Hamilton County	R	−60.3%	824	3,432	4,323
Hancock County	R	−48.8%	2,315	6,906	9,403
Hardin County	R	−57.4%	449	1,691	2,162
Henderson County	R	−33.0%	1,187	2,394	3,656
Henry County	R	−21.4%	9,797	15,300	25,701
Iroquois County	R	−56.7%	2,908	10,877	14,043
Jackson County	D	+1.3%	11,181	10,890	22,718
Jasper County	R	−62.4%	1,007	4,494	5,586
Jefferson County	R	−45.1%	4,608	12,476	17,436
Jersey County	R	−48.1%	2,961	8,712	11,960
Jo Daviess County	R	−16.4%	5,109	7,166	12,525
Johnson County	R	−58.6%	1,281	5,059	6,450
Kane County	D	+14.4%	130,166	96,775	231,876
Kankakee County	R	−16.5%	20,271	28,532	50,040
Kendall County	D	+5.7%	33,168	29,492	64,205
Knox County	R	−5.6%	10,703	12,009	23,208
Lake County	D	+24.0%	204,032	123,594	335,675
LaSalle County	R	−14.3%	22,442	30,113	53,687
Lawrence County	R	−54.0%	1,419	4,886	6,422
Lee County	R	−19.6%	6,407	9,630	16,440
Livingston County	R	−44.1%	4,615	12,208	17,214
Logan County	R	−39.7%	3,840	9,136	13,327
Macon County	R	−17.6%	19,847	28,589	49,534
Macoupin County	R	−36.5%	7,365	16,153	24,070
Madison County	R	−13.2%	57,836	76,031	137,558
Marion County	R	−46.6%	4,524	12,678	17,494
Marshall County	R	−34.5%	2,005	4,197	6,345
Mason County	R	−39.3%	1,985	4,654	6,785
Massac County	R	−48.0%	1,725	4,997	6,818
McDonough County	R	−16.5%	4,992	7,027	12,327
McHenry County	R	−2.5%	78,154	82,260	164,578
McLean County	D	+3.9%	43,933	40,502	87,387
Menard County	R	−39.4%	2,022	4,764	6,954
Mercer County	R	−24.0%	3,280	5,418	8,914
Monroe County	R	−35.7%	6,569	14,142	21,206
Montgomery County	R	−41.0%	3,905	9,544	13,761
Morgan County	R	−31.8%	5,076	9,950	15,333
Moultrie County	R	−48.9%	1,662	4,964	6,756
Ogle County	R	−25.9%	9,428	16,248	26,340
Peoria County	D	+6.3%	43,578	38,252	83,973
Perry County	R	−46.7%	2,612	7,313	10,071
Piatt County	R	−29.6%	3,329	6,248	9,851
Pike County	R	−60.9%	1,484	6,332	7,965
Pope County	R	−59.2%	433	1,722	2,176
Pulaski County	R	−30.7%	891	1,699	2,631
Putnam County	R	−19.3%	1,338	1,993	3,395
Randolph County	R	−50.2%	3,592	11,076	14,910
Richland County	R	−52.7%	1,830	6,089	8,077
Rock Island County	D	+12.1%	36,691	28,603	66,947
Saline County	R	−47.9%	2,789	8,103	11,089
Sangamon County	R	−4.3%	48,917	53,485	105,142
Schuyler County	R	−43.5%	1,068	2,773	3,918
Scott County	R	−56.2%	572	2,114	2,743
Shelby County	R	−57.1%	2,504	9,426	12,115
St. Clair County	D	+8.6%	68,325	57,150	129,405
Stark County	R	−41.2%	815	2,004	2,886
Stephenson County	R	−15.7%	9,055	12,521	22,111
Tazewell County	R	−25.5%	24,819	42,513	69,276
Union County	R	−40.2%	2,579	6,161	8,904
Vermilion County	R	−32.9%	10,323	20,725	31,642
Wabash County	R	−53.2%	1,253	4,237	5,607
Warren County	R	−20.0%	3,090	4,676	7,924
Washington County	R	−56.5%	1,641	6,115	7,921
Wayne County	R	−70.5%	1,187	7,176	8,499
White County	R	−57.5%	1,517	5,791	7,431
Whiteside County	R	−8.3%	12,253	14,527	27,433
Will County	D	+8.3%	183,915	155,116	346,266
Williamson County	R	−37.3%	10,206	22,801	33,730
Winnebago County	D	+2.5%	64,056	60,861	128,160
Woodford County	R	−40.2%	6,160	14,799	21,502