John Kerry carried Illinois D+10.3.

John Kerry (D) vs George W. Bush (R) in Illinois, 2004. The state ran 12.8 points more Democratic than the nation (R+2.5 nationally). A US Senate contest shared the 2004 ballot here.

Nominees: John Kerry (D) · George W. Bush (R)

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Illinois result

5,274,322 votes counted

Kerry (D)

2,891,550

54.8%

Bush (R)

2,345,946

44.5%

All others

36,826

0.7%

Margin

D+10.3

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2004 presidential election

Illinois, 2004

KerryD+10.3

How it voted

Share of the 2004 vote

John Kerry ✓Democratic	54.8%	2,891,550
George W. BushRepublican	44.5%	2,345,946
OtherAll other candidates	0.7%	36,826

D+60

R+60

102 counties, each filled by 2004 D-vs-R margin. Hover any county for its result.

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Illinois's presidential margins

1892–2024, the 2004 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 — 2004

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

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County	Won	Margin	Democratic	Republican	Total
Adams County	R	−32.8%	10,511	20,834	31,477
Alexander County	D	+4.8%	2,016	1,831	3,873
Bond County	R	−11.4%	3,228	4,068	7,369
Boone County	R	−14.6%	8,286	11,132	19,541
Brown County	R	−30.3%	895	1,679	2,585
Bureau County	R	−10.4%	7,961	9,822	17,902
Calhoun County	D	+1.8%	1,367	1,317	2,706
Carroll County	R	−12.3%	3,537	4,534	8,135
Cass County	R	−11.8%	2,492	3,163	5,700
Champaign County	D	+2.0%	41,524	39,896	82,434
Christian County	R	−19.2%	6,112	9,044	15,267
Clark County	R	−27.5%	2,877	5,082	8,007
Clay County	R	−35.3%	2,101	4,416	6,554
Clinton County	R	−20.0%	6,797	10,219	17,131
Coles County	R	−15.1%	9,566	13,015	22,780
Cook County	D	+41.1%	1,439,724	597,405	2,049,434
Crawford County	R	−31.0%	3,194	6,083	9,332
Cumberland County	R	−30.2%	1,862	3,497	5,416
De Witt County	R	−26.7%	2,836	4,920	7,798
DeKalb County	R	−4.5%	19,263	21,095	40,768
Douglas County	R	−34.4%	2,767	5,702	8,540
DuPage County	R	−9.6%	180,097	218,902	402,446
Edgar County	R	−25.7%	3,093	5,258	8,429
Edwards County	R	−44.1%	930	2,412	3,364
Effingham County	R	−45.4%	4,388	11,774	16,278
Fayette County	R	−24.2%	3,571	5,880	9,549
Ford County	R	−40.1%	1,912	4,511	6,479
Franklin County	R	−8.1%	8,816	10,388	19,352
Fulton County	D	+7.4%	9,080	7,818	17,035
Gallatin County	R	−1.4%	1,573	1,619	3,225
Greene County	R	−18.2%	2,457	3,559	6,068
Grundy County	R	−13.8%	8,463	11,198	19,831
Hamilton County	R	−18.6%	1,814	2,653	4,514
Hancock County	R	−18.8%	3,975	5,837	9,899
Hardin County	R	−23.7%	923	1,501	2,437
Henderson County	D	+9.9%	2,269	1,857	4,153
Henry County	R	−5.3%	11,877	13,212	25,241
Iroquois County	R	−44.0%	3,832	9,914	13,835
Jackson County	D	+12.0%	14,300	11,190	25,826
Jasper County	R	−32.8%	1,781	3,529	5,336
Jefferson County	R	−20.3%	6,713	10,160	16,948
Jersey County	R	−8.3%	4,597	5,435	10,137
Jo Daviess County	R	−7.4%	5,311	6,174	11,584
Johnson County	R	−37.2%	1,813	3,997	5,865
Kane County	R	−10.9%	73,813	92,065	167,297
Kankakee County	R	−10.5%	20,003	24,739	45,036
Kendall County	R	−22.4%	12,497	19,776	32,527
Knox County	D	+9.3%	13,403	11,111	24,708
Lake County	R	−1.7%	134,352	139,081	275,295
LaSalle County	R	−3.6%	24,263	26,101	50,729
Lawrence County	R	−24.4%	2,518	4,162	6,729
Lee County	R	−18.2%	6,416	9,307	15,876
Livingston County	R	−29.2%	5,632	10,316	16,039
Logan County	R	−35.9%	4,273	9,112	13,467
Macon County	R	−9.2%	23,341	28,118	51,746
Macoupin County	R	−1.0%	11,193	11,413	22,785
Madison County	D	+3.2%	63,399	59,384	123,678
Marion County	R	−10.0%	7,694	9,413	17,224
Marshall County	R	−14.1%	2,806	3,734	6,584
Mason County	R	−9.6%	3,215	3,907	7,183
Massac County	R	−23.9%	2,805	4,578	7,424
McDonough County	R	−3.6%	7,119	7,656	14,929
McHenry County	R	−20.4%	50,330	76,412	127,948
McLean County	R	−15.9%	29,877	41,276	71,620
Menard County	R	−34.5%	2,137	4,408	6,574
Mercer County	D	+1.2%	4,512	4,405	8,974
Monroe County	R	−16.4%	6,788	9,468	16,370
Montgomery County	R	−6.7%	5,979	6,851	12,930
Morgan County	R	−24.7%	5,650	9,392	15,180
Moultrie County	R	−25.4%	2,388	4,028	6,466
Ogle County	R	−24.5%	9,018	14,918	24,091
Peoria County	D	+0.1%	41,121	41,051	82,771
Perry County	R	−7.9%	4,770	5,589	10,425
Piatt County	R	−26.4%	3,124	5,392	8,586
Pike County	R	−27.4%	2,849	5,032	7,980
Pope County	R	−23.9%	918	1,500	2,436
Pulaski County	R	−11.2%	1,372	1,720	3,108
Putnam County	D	+2.4%	1,704	1,623	3,352
Randolph County	R	−8.7%	6,771	8,076	14,956
Richland County	R	−33.9%	2,529	5,153	7,749
Rock Island County	D	+14.6%	39,880	29,663	69,972
Saline County	R	−20.0%	4,697	7,057	11,814
Sangamon County	R	−18.1%	38,630	55,904	95,375
Schuyler County	R	−20.1%	1,594	2,403	4,031
Scott County	R	−29.2%	927	1,696	2,636
Shelby County	R	−28.4%	3,744	6,753	10,577
St. Clair County	D	+10.8%	62,410	50,203	113,189
Stark County	R	−21.3%	1,189	1,841	3,061
Stephenson County	R	−15.5%	8,913	12,212	21,320
Tazewell County	R	−16.4%	25,814	36,058	62,338
Union County	R	−17.5%	3,735	5,333	9,119
Vermilion County	R	−11.9%	14,726	18,731	33,714
Wabash County	R	−41.0%	1,752	4,212	6,006
Warren County	R	−6.3%	3,938	4,474	8,457
Washington County	R	−25.7%	2,986	5,072	8,104
Wayne County	R	−47.8%	2,139	6,102	8,287
White County	R	−25.4%	3,071	5,180	8,301
Whiteside County	D	+2.8%	13,723	12,959	26,873
Will County	R	−5.4%	117,172	130,728	249,609
Williamson County	R	−21.4%	11,685	18,086	29,960
Winnebago County	R	−0.9%	59,740	60,782	121,425
Woodford County	R	−35.6%	6,005	12,698	18,802