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Counties in Illinois


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Illinois

2022 population: 12,582,032   ( 248,600 from 2010 , 230,513 from 2020)
Land area: 55512.9 square miles
Population density: 226.7 persons per square mile

2022 Census data
White:7,483,551 59.48% 8.4%
Black:1,773,95114.10% 3.2%
Indian:19,6690.16% 4.4%
Asian:773,2506.15% 32.5%
2+ races:227,8861.81% 23.9%
Hispanic:2,303,72518.31% 13.6%
Total non-White:5,098,48140.52% 9.3%

2020-2022 ComponentsNumberRate
Births:296,603 11.6
Deaths:290,25411.3
Net Migration: -282,048-11.0
Net Immigration: 43,4721.7
Change in White population:-684,202 -5.3
Change in Non-White pop.:435,602 3.4



Historical Presidential Election Results for Illinois



Click on the Year to view county-level data for that election.

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(US)
PUSVEV
2020 61% Joe Biden (D) 3,471,915 57.4% Donald Trump* (R) 2,446,891 40.5% 130,067 [+] 2.2% 6,048,873 -6 3.81% 20
2016 58% Hillary Clinton (D) 3,090,729 55.2% Donald Trump (R) 2,146,015 38.4% 357,821 [+] 6.4% 5,594,565 -8 4.08% 20
2012 54% Barack Obama* (D) 3,019,512 57.5% Mitt Romney (R) 2,135,216 40.7% 96,704 [+] 1.8% 5,251,432 -7 4.06% 20
2008 59% Barack Obama (D) 3,419,348 61.8% John McCain (R) 2,031,179 36.7% 79,652 [+] 1.4% 5,530,179 -9 4.21% 21
2004 57% John Kerry (D) 2,891,550 54.8% George W. Bush* (R) 2,345,946 44.5% 36,826 [+] 0.7% 5,274,322 -6 4.31% 21
2000 52% Albert Gore, Jr. (D) 2,589,026 54.6% George W. Bush (R) 2,019,421 42.6% 133,676 [+] 2.8% 4,742,123 -5 4.50% 22
1996 48% Bill Clinton* (D) 2,341,744 54.3% Robert Dole (R) 1,587,021 36.8% 382,626 [+] 8.9% 4,311,391 -4 4.48% 22
1992 59% Bill Clinton (D) 2,453,350 48.6% George Bush* (R) 1,734,096 34.3% 862,711 [+] 17.1% 5,050,157 -3 4.84% 22
1988 55% George Bush (R) 2,310,939 50.7% Michael Dukakis (D) 2,215,940 48.6% 32,241 [+] 0.7% 4,559,120 -3 4.98% 24
1984 58% Ronald Reagan* (R) 2,707,103 56.2% Walter Mondale (D) 2,086,499 43.3% 25,486 0.5% 4,819,088 -3 5.20% 24
1980 58% Ronald Reagan (R) 2,358,049 49.6% Jimmy Carter* (D) 1,981,413 41.7% 410,259 [+] 8.6% 4,749,721 -1 5.49% 26
1976 61% Gerald Ford* (R) 2,364,269 50.1% Jimmy Carter (D) 2,271,295 48.1% 83,269 [+] 1.8% 4,718,833 2 5.79% 26
1972 62% Richard Nixon* (R) 2,788,179 59.0% George McGovern (D) 1,913,472 40.5% 21,585 [+] 0.5% 4,723,236 -2 6.08% 26
1968 68% Richard Nixon (R) 2,174,774 47.1% Hubert Humphrey (D) 2,039,814 44.2% 405,161 [+] 8.8% 4,619,749 4 6.31% 26
1964 72% Lyndon Johnson* (D) 2,796,833 59.5% Barry Goldwater (R) 1,905,946 40.5% 62 0.0% 4,702,841 2 6.66% 26
1960 76% John Kennedy (D) 2,377,846 50.0% Richard Nixon (R) 2,368,988 49.8% 10,575 0.2% 4,757,409 0 6.91% 27
1956 68% Dwight Eisenhower* (R) 2,623,327 59.5% Adlai Stevenson (D) 1,775,682 40.3% 8,398 0.2% 4,407,407 2 7.11% 27
1952 73% Dwight Eisenhower (R) 2,457,327 54.8% Adlai Stevenson (D) 2,013,920 44.9% 9,811 0.2% 4,481,058 0 7.26% 27
1948 68% Harry Truman* (D) 1,994,715 50.1% Thomas Dewey (R) 1,961,103 49.2% 28,228 [+] 0.7% 3,984,046 4 8.16% 28
1944 72% Franklin Roosevelt* (D) 2,079,479 51.5% Thomas Dewey (R) 1,939,314 48.0% 17,268 0.4% 4,036,061 2 8.41% 28
1940 78% Franklin Roosevelt* (D) 2,149,934 51.0% Wendell Willkie (R) 2,047,240 48.5% 20,761 0.5% 4,217,935 4 8.45% 29
1936 80% Franklin Roosevelt* (D) 2,282,999 57.7% Alf Landon (R) 1,570,393 39.7% 103,130 [+] 2.6% 3,956,522 3 8.67% 29
1932 70% Franklin Roosevelt (D) 1,882,304 55.2% Herbert Hoover* (R) 1,432,756 42.0% 92,866 [+] 2.7% 3,407,926 2 8.57% 29
1928 69% Herbert Hoover (R) 1,769,141 56.9% Al Smith (D) 1,313,817 42.3% 24,531 [+] 0.8% 3,107,489 -1 8.44% 29
1924 58% Calvin Coolidge (R) 1,453,321 58.8% John Davis (D) 576,975 23.4% 439,771 [+] 17.8% 2,470,067 5 8.49% 29
1920 53% Warren Harding (R) 1,420,480 67.8% James Cox (D) 534,395 25.5% 139,839 [+] 6.7% 2,094,714 8 7.82% 29
1916 60% Charles Evans Hughes (R) 1,152,549 52.6% Woodrow Wilson* (D) 950,229 43.3% 89,929 [+] 4.1% 2,192,707 6 11.83% 29
1912 33% Woodrow Wilson (D) 405,048 35.3% William Taft* (R) 386,478 33.7% 354,647 [+] 30.9% 1,146,173 11 7.62% 29
1908 37% William Taft (R) 629,932 54.5% William J. Bryan (D) 450,810 39.0% 74,512 [+] 6.4% 1,155,254 3 7.76% 27
1904 37% Theodore Roosevelt (R) 632,645 58.8% Alton Parker (D) 327,606 30.4% 116,198 [+] 10.8% 1,076,449 2 7.96% 27
1900 41% William McKinley* (R) 597,885 52.8% William J. Bryan (D) 503,080 44.4% 30,852 [+] 2.7% 1,131,817 1 8.10% 24
* incumbent         PUSV: percent of U.S. vote



2020 President, Illinois
CandidateVotesPct
Joe Biden (D) 3,471,915 57.4%
Donald Trump* (R) 2,446,891 40.5%
Jo Jorgensen (Lbt) 66,544 1.1%
Other 63,523 1.1%
TOTAL 6,048,873
Turnout: 61% Diff (US): -6


2016 President, Illinois
CandidateVotesPct
Hillary Clinton (D) 3,090,729 55.2%
Donald Trump (R) 2,146,015 38.4%
Gary Johnson (Lbt) 209,596 3.7%
Jill Stein (Grn) 76,802 1.4%
Evan McMullin (I) 11,655 0.2%
Other 59,768 1.1%
TOTAL 5,594,565
Turnout: 58% Diff (US): -8


2012 President, Illinois
CandidateVotesPct
Barack Obama* (D) 3,019,512 57.5%
Mitt Romney (R) 2,135,216 40.7%
Gary Johnson (Lbt) 56,229 1.1%
Other 40,475 0.8%
TOTAL 5,251,432
Turnout: 54% Diff (US): -7


2008 President, Illinois
CandidateVotesPct
Barack Obama (D) 3,419,348 61.8%
John McCain (R) 2,031,179 36.7%
Ralph Nader (I) 31,152 0.6%
Bob Barr (Lbt) 19,642 0.4%
Other 28,858 0.5%
TOTAL 5,530,179
Turnout: 59% Diff (US): -9


2004 President, Illinois
CandidateVotesPct
George W. Bush* (R) 2,345,946 44.5%
John Kerry (D) 2,891,550 54.8%
Ralph Nader (I) 3,571 0.1%
Other 33,255 0.6%
TOTAL 5,274,322
Turnout: 57% Diff (US): -6


2000 President, Illinois
CandidateVotesPct
George W. Bush (R) 2,019,421 42.6%
Albert Gore, Jr. (D) 2,589,026 54.6%
Ralph Nader (Grn) 103,759 2.2%
Pat Buchanan (Ref) 16,106 0.3%
Other 13,811 0.3%
TOTAL 4,742,123
Turnout: 52% Diff (US): -5


1996 President, Illinois
CandidateVotesPct
Bill Clinton* (D) 2,341,744 54.3%
Robert Dole (R) 1,587,021 36.8%
Ross Perot (Ref) 346,408 8.0%
Ralph Nader (Grn) 1,447 0.0%
Harry Browne (Lbt) 22,548 0.5%
Other 12,223 0.3%
TOTAL 4,311,391
Turnout: 48% Diff (US): -4


1992 President, Illinois
CandidateVotesPct
Bill Clinton (D) 2,453,350 48.6%
George Bush* (R) 1,734,096 34.3%
Ross Perot (I) 840,515 16.6%
Other 22,196 0.4%
TOTAL 5,050,157
Turnout: 59% Diff (US): -3


1988 President, Illinois
CandidateVotesPct
George Bush (R) 2,310,939 50.7%
Michael Dukakis (D) 2,215,940 48.6%
Ron Paul (Lbt) 14,944 0.3%
Other 17,297 0.4%
TOTAL 4,559,120
Turnout: 55% Diff (US): -3


1984 President, Illinois
CandidateVotesPct
Ronald Reagan* (R) 2,707,103 56.2%
Walter Mondale (D) 2,086,499 43.3%
Other 25,486 0.5%
TOTAL 4,819,088
Turnout: 58% Diff (US): -3


1980 President, Illinois
CandidateVotesPct
Ronald Reagan (R) 2,358,049 49.6%
Jimmy Carter* (D) 1,981,413 41.7%
John Anderson (I) 346,754 7.3%
Edward Clark (Lbt) 38,939 0.8%
Other 24,566 0.5%
TOTAL 4,749,721
Turnout: 58% Diff (US): -1


1976 President, Illinois
CandidateVotesPct
Jimmy Carter (D) 2,271,295 48.1%
Gerald Ford* (R) 2,364,269 50.1%
Eugene McCarthy (I) 55,939 1.2%
Other 27,330 0.6%
TOTAL 4,718,833
Turnout: 61% Diff (US): 2


1972 President, Illinois
CandidateVotesPct
Richard Nixon* (R) 2,788,179 59.0%
George McGovern (D) 1,913,472 40.5%
John Schmitz (Amer) 2,471 0.1%
Other 19,114 0.4%
TOTAL 4,723,236
Turnout: 62% Diff (US): -2


1968 President, Illinois
CandidateVotesPct
Richard Nixon (R) 2,174,774 47.1%
Hubert Humphrey (D) 2,039,814 44.2%
George Wallace (AIP) 390,958 8.5%
Other 14,203 0.3%
TOTAL 4,619,749
Turnout: 68% Diff (US): 4


1964 President, Illinois
CandidateVotesPct
Lyndon Johnson* (D) 2,796,833 59.5%
Barry Goldwater (R) 1,905,946 40.5%
Other 62 0.0%
TOTAL 4,702,841
Turnout: 72% Diff (US): 2


1960 President, Illinois
CandidateVotesPct
John Kennedy (D) 2,377,846 50.0%
Richard Nixon (R) 2,368,988 49.8%
Other 10,575 0.2%
TOTAL 4,757,409
Turnout: 76% Diff (US): 0


1956 President, Illinois
CandidateVotesPct
Dwight Eisenhower* (R) 2,623,327 59.5%
Adlai Stevenson (D) 1,775,682 40.3%
Other 8,398 0.2%
TOTAL 4,407,407
Turnout: 68% Diff (US): 2


1952 President, Illinois
CandidateVotesPct
Dwight Eisenhower (R) 2,457,327 54.8%
Adlai Stevenson (D) 2,013,920 44.9%
Other 9,811 0.2%
TOTAL 4,481,058
Turnout: 73% Diff (US): 0


1948 President, Illinois
CandidateVotesPct
Harry Truman* (D) 1,994,715 50.1%
Thomas Dewey (R) 1,961,103 49.2%
Other 28,228 0.7%
TOTAL 3,984,046
Turnout: 68% Diff (US): 4


1944 President, Illinois
CandidateVotesPct
Franklin Roosevelt* (D) 2,079,479 51.5%
Thomas Dewey (R) 1,939,314 48.0%
Other 17,268 0.4%
TOTAL 4,036,061
Turnout: 72% Diff (US): 2


1940 President, Illinois
CandidateVotesPct
Franklin Roosevelt* (D) 2,149,934 51.0%
Wendell Willkie (R) 2,047,240 48.5%
Other 20,761 0.5%
TOTAL 4,217,935
Turnout: 78% Diff (US): 4


1936 President, Illinois
CandidateVotesPct
Franklin Roosevelt* (D) 2,282,999 57.7%
Alf Landon (R) 1,570,393 39.7%
William Lemke (Union) 89,439 2.3%
Norman Thomas (Soc) 7,530 0.2%
Other 6,161 0.2%
TOTAL 3,956,522
Turnout: 80% Diff (US): 3


1932 President, Illinois
CandidateVotesPct
Franklin Roosevelt (D) 1,882,304 55.2%
Herbert Hoover* (R) 1,432,756 42.0%
Norman Thomas (Soc) 67,258 2.0%
Other 25,608 0.8%
TOTAL 3,407,926
Turnout: 70% Diff (US): 2


1928 President, Illinois
CandidateVotesPct
Herbert Hoover (R) 1,769,141 56.9%
Al Smith (D) 1,313,817 42.3%
Norman Thomas (Soc) 19,138 0.6%
Other 5,393 0.2%
TOTAL 3,107,489
Turnout: 69% Diff (US): -1


1924 President, Illinois
CandidateVotesPct
Calvin Coolidge (R) 1,453,321 58.8%
John Davis (D) 576,975 23.4%
Robert LaFollette (Prog) 432,027 17.5%
Other 7,744 0.3%
TOTAL 2,470,067
Turnout: 58% Diff (US): 5


1920 President, Illinois
CandidateVotesPct
Warren Harding (R) 1,420,480 67.8%
James Cox (D) 534,395 25.5%
Eugene Debs (Soc) 74,747 3.6%
Parley Christiansen (FL) 49,630 2.4%
Aaron Watkins (Proh) 11,216 0.5%
Other 4,246 0.2%
TOTAL 2,094,714
Turnout: 53% Diff (US): 8


1916 President, Illinois
CandidateVotesPct
Woodrow Wilson* (D) 950,229 43.3%
Charles Evans Hughes (R) 1,152,549 52.6%
Allan Benson (Soc) 61,394 2.8%
James Hanly (Proh) 26,047 1.2%
Other 2,488 0.1%
TOTAL 2,192,707
Turnout: 60% Diff (US): 6


1912 President, Illinois
CandidateVotesPct
Woodrow Wilson (D) 405,048 35.3%
Theodore Roosevelt (Prog) 253,593 22.1%
William Taft* (R) 386,478 33.7%
Eugene Debs (Soc) 81,278 7.1%
Eugene Chafin (Proh) 15,710 1.4%
Other 4,066 0.4%
TOTAL 1,146,173
Turnout: 33% Diff (US): 11


1908 President, Illinois
CandidateVotesPct
William Taft (R) 629,932 54.5%
William J. Bryan (D) 450,810 39.0%
Eugene Debs (Soc) 34,711 3.0%
Eugene Chafin (Proh) 29,364 2.5%
Thomas Hisgen (I) 7,724 0.7%
Other 2,713 0.2%
TOTAL 1,155,254
Turnout: 37% Diff (US): 3


1904 President, Illinois
CandidateVotesPct
Theodore Roosevelt (R) 632,645 58.8%
Alton Parker (D) 327,606 30.4%
Eugene Debs (Soc) 69,225 6.4%
Silas Swallow (Proh) 34,770 3.2%
Thomas Watson (Pop) 6,725 0.6%
Other 5,478 0.5%
TOTAL 1,076,449
Turnout: 37% Diff (US): 2


1900 President, Illinois
CandidateVotesPct
William McKinley* (R) 597,885 52.8%
William J. Bryan (D) 503,080 44.4%
John Woolley (Proh) 17,626 1.6%
Eugene Debs (Soc) 9,687 0.9%
Other 3,539 0.3%
TOTAL 1,131,817
Turnout: 41% Diff (US): 1
* incumbent

Historical Statewide Election Results for Illinois

Click on the Year to view county-level data for that election.

YearTypeTurnoutWinnerRunner-Up OtherTotal Votes
2022 G 42% J.B. Pritzker* (D) 2,253,748 54.9% Darren Bailey (R) 1,739,095 42.4% 111,793 [+] 2.7% 4,104,636
2022 S3 42% Tammy Duckworth* (D) 2,329,136 56.8% Kathy Salvi (R) 1,701,055 41.5% 68,705 [+] 1.7% 4,098,896
2020 S2 60% Richard Durbin* (D) 3,278,930 54.9% Mark Curran (R) 2,319,870 38.9% 370,101 [+] 6.2% 5,968,901
2018 G 47% J.B. Pritzker (D) 2,479,746 54.5% Bruce Rauner* (R) 1,765,751 38.8% 302,166 [+] 6.6% 4,547,663
2016 S3 57% Tammy Duckworth (D) 3,012,940 54.9% Mark Kirk* (R) 2,184,692 39.8% 294,246 [+] 5.4% 5,491,878
2014 G 37% Bruce Rauner (R) 1,823,627 50.3% Pat Quinn* (D) 1,681,343 46.3% 122,720 [+] 3.4% 3,627,690
2014 S2 37% Richard Durbin* (D) 1,929,637 53.5% Jim Oberweis (R) 1,538,522 42.7% 135,360 [+] 3.8% 3,603,519
2010 G 38% Pat Quinn* (D) 1,745,219 46.8% Bill Brady (R) 1,713,385 45.9% 271,385 [+] 7.3% 3,729,989
2010 S3 38% Mark Kirk (R) 1,778,698 48.0% Alexi Giannoulias (D) 1,719,478 46.4% 206,297 [+] 5.6% 3,704,473
2008 S2 56% Richard Durbin* (D) 3,615,844 67.8% Steve Sauerberg (R) 1,520,621 28.5% 193,419 [+] 3.6% 5,329,884
2006 G 37% Rod Blagojevich* (D) 1,736,731 49.8% Judy Baar Topinka (R) 1,369,315 39.3% 380,625 [+] 10.9% 3,486,671
2004 S3 55% Barack Obama (D) 3,597,456 70.0% Alan Keyes (R) 1,390,690 27.0% 153,374 [+] 3.0% 5,141,520
2002 G 38% Rod Blagojevich (D) 1,847,040 52.2% Jim Ryan (R) 1,594,960 45.1% 96,891 [+] 2.7% 3,538,891
2002 S2 38% Richard Durbin* (D) 2,103,766 60.3% Jim Durkin (R) 1,325,703 38.0% 57,382 [+] 1.6% 3,486,851
1998 G 37% George Ryan (R) 1,714,094 51.0% Glenn Poshard (D) 1,594,191 47.5% 50,440 [+] 1.5% 3,358,725
1998 S3 37% Peter Fitzgerald (R) 1,709,041 50.3% Carol Moseley-Braun* (D) 1,610,496 47.4% 74,984 [+] 2.2% 3,394,521
1996 S2 48% Richard Durbin (D) 2,384,028 56.1% Al Salvi (R) 1,728,824 40.7% 137,870 [+] 3.2% 4,250,722
1994 G 35% Jim Edgar* (R) 1,984,318 63.9% Dawn Clark Netsch (D) 1,069,850 34.4% 52,398 [+] 1.7% 3,106,566
1992 S3 57% Carol Moseley-Braun (D) 2,631,229 53.3% Richard Williamson (R) 2,126,833 43.1% 181,496 [+] 3.7% 4,939,558
1990 G 38% Jim Edgar (R) 1,653,126 50.7% Neil Hartigan (D) 1,569,217 48.2% 35,067 [+] 1.1% 3,257,410
1990 S2 38% Paul Simon* (D) 2,115,377 65.1% Lynn Martin (R) 1,135,628 34.9% 0 0.0% 3,251,005
1986 S3 38% Alan Dixon* (D) 2,033,783 65.1% Judy Koehler (R) 1,053,734 33.7% 35,366 [+] 1.1% 3,122,883
1986 G 38% James Thompson* (R) 1,655,849 52.7% Adlai Stevenson III (Illinois Solidarity) 1,256,626 40.0% 231,503 [+] 7.4% 3,143,978
1984 S2 58% Paul Simon (D) 2,397,303 50.1% Charles Percy* (R) 2,308,039 48.2% 82,131 [+] 1.7% 4,787,473
1982 G 45% James Thompson* (R) 1,816,101 49.4% Adlai Stevenson III (D) 1,811,027 49.3% 46,553 [+] 1.3% 3,673,681
1980 S3 56% Alan Dixon (D) 2,565,302 56.0% David O'Neal (R) 1,946,296 42.5% 68,431 [+] 1.5% 4,580,029
1978 S2 44% Charles Percy* (R) 1,698,711 53.3% Alex Seith (D) 1,448,187 45.5% 37,866 [+] 1.2% 3,184,764
1978 G 43% James Thompson* (R) 1,859,684 59.0% Michael Bakalis (D) 1,263,134 40.1% 27,277 [+] 0.9% 3,150,095
1976 G 60% James Thompson (R) 3,000,395 64.7% Michael Howlitt (D) 1,610,258 34.7% 28,344 [+] 0.6% 4,638,997
1974 S3 41% Adlai Stevenson III* (D) 1,811,496 62.2% George Burditt (R) 1,084,884 37.2% 18,286 [+] 0.6% 2,914,666
1972 S2 61% Charles Percy* (R) 2,867,078 62.2% Roman Pucinski (D) 1,721,031 37.3% 20,271 [+] 0.4% 4,608,380
1972 G 61% Daniel Walker (D) 2,371,303 50.7% Richard Ogilvie* (R) 2,293,809 49.0% 13,692 [+] 0.3% 4,678,804
1970 S3 51% Adlai Stevenson III (D) 2,065,054 57.4% Ralph Smith* (R) 1,519,718 42.2% 14,500 [+] 0.4% 3,599,272
1968 G 66% Richard Ogilvie (R) 2,307,295 51.2% Samuel Shapiro* (D) 2,179,501 48.4% 19,204 [+] 0.4% 4,506,000
1968 S3 65% Everett Dirksen* (R) 2,358,947 53.0% William Clark (D) 2,073,242 46.6% 17,568 [+] 0.4% 4,449,757
1966 S2 57% Charles Percy (R) 2,100,449 54.9% Paul Douglas* (D) 1,678,147 43.9% 44,129 [+] 1.2% 3,822,725
1964 G 71% Otto Kerner* (D) 2,418,394 51.9% Charles Percy (R) 2,239,095 48.1% 11 0.0% 4,657,500
1962 S3 58% Everett Dirksen* (R) 1,961,202 52.9% Sidney Yates (D) 1,748,007 47.1% 7 0.0% 3,709,216
1960 G 74% Otto Kerner (D) 2,594,731 55.5% William Stratton* (R) 2,070,479 44.3% 8,977 [+] 0.2% 4,674,187
1960 S2 74% Paul Douglas* (D) 2,530,943 54.6% Samuel Witwer (R) 2,093,846 45.2% 8,007 [+] 0.2% 4,632,796
1956 S3 66% Everett Dirksen* (R) 2,307,352 54.1% Richard Stengel (D) 1,949,883 45.7% 7,595 [+] 0.2% 4,264,830
1956 G 67% William Stratton* (R) 2,171,786 50.3% Richard Austin (D) 2,134,909 49.5% 7,916 [+] 0.2% 4,314,611
1954 S2 53% Paul Douglas* (D) 1,804,338 53.6% Joseph Meek (R) 1,563,683 46.4% 4 0.0% 3,368,025
1952 G 72% William Stratton (R) 2,317,363 52.5% Sherwood Dixon (D) 2,089,721 47.3% 8,780 [+] 0.2% 4,415,864
1950 S3 61% Everett Dirksen (R) 1,951,984 53.9% Scott Lucas* (D) 1,657,630 45.8% 13,059 [+] 0.4% 3,622,673
1948 S2 67% Paul Douglas (D) 2,147,754 55.1% Wayland Brooks* (R) 1,740,026 44.6% 12,477 [+] 0.3% 3,900,257
1948 G 68% Adlai Stevenson (D) 2,250,074 57.1% Dwight Green* (R) 1,678,007 42.6% 12,504 [+] 0.3% 3,940,585
1944 S3 70% Scott Lucas* (D) 2,059,023 52.6% Richard Lyons (R) 1,841,793 47.1% 13,110 [+] 0.3% 3,913,926
1944 G 71% Dwight Green* (R) 2,013,270 50.8% Thomas Courtney (D) 1,940,999 48.9% 12,496 [+] 0.3% 3,966,765
1942 S2 54% Wayland Brooks* (R) 1,582,887 53.2% Raymond McKeough (D) 1,380,011 46.4% 10,331 [+] 0.3% 2,973,229
1940 S2 76% Wayland Brooks (R) 2,045,924 50.1% James Slattery (D) 2,025,097 49.6% 15,142 [+] 0.4% 4,086,163
1940 G 77% Dwight Green (R) 2,197,778 52.9% Harry Hershey (D) 1,940,833 46.7% 15,979 [+] 0.4% 4,154,590
1938 S3 64% Scott Lucas (D) 1,638,162 51.3% Richard Lyons (R) 1,542,574 48.3% 10,707 [+] 0.3% 3,191,443
1936 S2 76% James Lewis (D) 2,142,887 56.5% Otis Glenn (R) 1,545,170 40.7% 106,607 [+] 2.8% 3,794,664
1936 G 78% Henry Horner* (D) 2,067,861 53.1% Wayland Brooks (R) 1,682,674 43.2% 141,430 [+] 3.6% 3,891,965
*: incumbent               +: ran on additional party lines               Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election

Other Statewide Election Results for Illinois

YearTypeTurnoutWinnerRunner-Up OtherTotal Votes
2022 AG 42% Kwame Raoul* (D) 2,219,420 54.4% Thomas DeVore (R) 1,774,468 43.5% 89,664 [+] 2.2% 4,083,552
2022 CMP 42% Susana Mendoza* (D) 2,331,714 57.1% Shannon Teresi (R) 1,676,637 41.0% 76,833 [+] 1.9% 4,085,184
2022 LG 0% Juliana Stratton* (D) 0 0.0%       0 0.0% 0
2022 SOS 42% Alexi Giannoulias (D) 2,220,713 54.3% Dan Brady (R) 1,783,070 43.6% 87,165 [+] 2.1% 4,090,948
2022 TRE 42% Michael Frerichs* (D) 2,206,434 54.3% Tom Demmer (R) 1,767,242 43.5% 90,685 [+] 2.2% 4,064,361
2018 AG 47% Kwame Raoul (D) 2,488,326 54.7% Erika Harold (R) 1,944,142 42.7% 115,941 [+] 2.5% 4,548,409
2018 CMP 47% Susana Mendoza* (D) 2,716,853 59.9% Darlene Senger (R) 1,678,346 37.0% 140,560 [+] 3.1% 4,535,759
2018 LG 0% Juliana Stratton (D) 0 0.0%       0 0.0% 0
2018 SOS 47% Jesse White* (D) 3,120,207 67.8% Jason Helland (R) 1,366,079 29.7% 114,556 [+] 2.5% 4,600,842
2018 TRE 46% Michael Frerichs* (D) 2,593,816 57.6% Jim Dodge (R) 1,750,897 38.9% 155,258 [+] 3.5% 4,499,971
2016 CMP sp 56% Susana Mendoza (D) 2,676,244 49.4% Leslie Munger* (R) 2,404,723 44.4% 331,576 [+] 6.1% 5,412,543
2014 AG 37% Lisa Madigan* (D) 2,142,558 59.5% Paul Schrimpf (R) 1,360,773 37.8% 99,903 [+] 2.8% 3,603,234
2014 CMP 37% Judy Baar Topinka* (R) 1,775,983 49.6% Sheila Simon (D) 1,636,593 45.7% 170,710 [+] 4.8% 3,583,286
2014 LG 0% Evelyn Sanguinetti (R) 0 0.0%       0 0.0% 0
2014 SOS 37% Jesse White* (D) 2,374,849 65.7% Mike Webster (R) 1,134,452 31.4% 105,267 [+] 2.9% 3,614,568
2014 TRE 36% Michael Frerichs (D) 1,694,884 48.1% Tom Cross (R) 1,685,659 47.8% 146,654 [+] 4.2% 3,527,197
2010 AG 38% Lisa Madigan* (D) 2,397,723 64.7% Stephen Kim (R) 1,172,427 31.6% 134,536 [+] 3.6% 3,704,686
2010 CMP 38% Judy Baar Topinka (R) 1,927,139 52.6% David Miller (D) 1,497,263 40.9% 237,780 [+] 6.5% 3,662,182
2010 LG 0% Sheila Simon (D) 0 0.0%       0 0.0% 0
2010 SOS 38% Jesse White* (D) 2,590,222 69.9% Robert Enriquez (R) 1,001,544 27.0% 115,458 [+] 3.1% 3,707,224
2010 TRE 38% Dan Rutherford (R) 1,811,293 49.7% Robin Kelly (D) 1,650,244 45.3% 184,575 [+] 5.1% 3,646,112
2006 AG 37% Lisa Madigan* (D) 2,520,357 72.5% Stewart Umholtz (R) 843,352 24.2% 114,761 [+] 3.3% 3,478,470
2006 CMP 36% Dan Hynes* (D) 2,198,071 64.3% Carole Pankau (R) 1,076,913 31.5% 145,884 [+] 4.3% 3,420,868
2006 LG 0% Pat Quinn* (D) 0 0.0%       0 0.0% 0
2006 SOS 37% Jesse White* (D) 2,204,151 62.8% Dan Rutherford (R) 1,158,671 33.0% 145,672 [+] 4.2% 3,508,494
2006 TRE 36% Alexi Giannoulias (D) 1,837,634 53.9% Christine Radogno (R) 1,404,756 41.2% 164,261 [+] 4.8% 3,406,651
2002 AG 38% Lisa Madigan (D) 1,762,949 50.4% Joe Birkett (R) 1,648,033 47.1% 87,949 [+] 2.5% 3,498,931
2002 CMP 37% Dan Hynes* (D) 2,150,425 63.2% Thomas Ramsdell (R) 1,108,984 32.6% 144,066 [+] 4.2% 3,403,475
2002 LG 0% Pat Quinn (D) 0 0.0%       0 0.0% 0
2002 SOS 38% Jesse White* (D) 2,390,181 67.9% Kristine Cohn (R) 1,051,672 29.9% 78,830 [+] 2.2% 3,520,683
2002 TRE 37% Judy Baar Topinka* (R) 1,896,020 54.8% Tom Dart (D) 1,499,055 43.3% 66,593 [+] 1.9% 3,461,668
1998 AG 37% Jim Ryan* (R) 2,026,781 60.9% Miriam Santos (D) 1,242,979 37.4% 56,944 [+] 1.7% 3,326,704
1998 CMP 36% Dan Hynes (D) 1,895,273 58.6% Chris Lauzen (R) 1,280,860 39.6% 56,219 [+] 1.7% 3,232,352
1998 LG 0% Corrine Wood (R) 0 0.0%       0 0.0% 0
1998 SOS 37% Jesse White (D) 1,874,626 55.5% Al Salvi (R) 1,437,420 42.5% 67,925 [+] 2.0% 3,379,971
1998 TRE 36% Judy Baar Topinka* (R) 1,610,498 50.0% Daniel McLaughlin (D) 1,548,219 48.0% 64,227 [+] 2.0% 3,222,944
1994 AG 35% Jim Ryan (R) 1,651,976 53.6% Albert Hofeld (D) 1,371,295 44.5% 57,104 [+] 1.9% 3,080,375
1994 CMP 33% Loleta Didrickson (R) 1,615,122 55.0% Earlean Collins (D) 1,208,128 41.1% 113,071 [+] 3.9% 2,936,321
1994 LG 0% Bob Kustra (R) 0 0.0%       0 0.0% 0
1994 SOS 35% George Ryan* (R) 1,868,144 60.5% Pat Quinn (D) 1,182,629 38.3% 38,074 [+] 1.2% 3,088,847
1994 TRE 34% Judy Baar Topinka (R) 1,504,335 50.4% Nancy Sheehan (D) 1,427,317 47.8% 53,108 [+] 1.8% 2,984,760
1990 AG 38% Roland Burris (D) 1,656,045 51.5% Jim Ryan (R) 1,560,831 48.5% 0 0.0% 3,216,876
1990 CMP 37% Dawn Clark Netsch (D) 1,696,414 54.1% Sue Suter (R) 1,440,747 45.9% 0 0.0% 3,137,161
1990 LG 0% Bob Kustra (R) 0 0.0%       0 0.0% 0
1990 SOS 37% George Ryan (R) 1,680,531 53.4% Jerry Cosentino (D) 1,465,785 46.6% 0 0.0% 3,146,316
1990 TRE 37% Pat Quinn (D) 1,740,742 55.7% Greg Baise (R) 1,384,492 44.3% 55 0.0% 3,125,289
1986 AG 38% Neil Hartigan* (D) 1,925,012 61.7% Bernard Carey (R) 1,129,193 36.2% 65,024 [+] 2.1% 3,119,229
1986 CMP 37% Roland Burris* (D) 1,880,413 61.3% Adeline Geo-Karis (R) 1,074,923 35.1% 110,815 [+] 3.6% 3,066,151
1986 LG 0% George Ryan* (R) 0 0.0%       0 0.0% 0
1986 SOS 38% Jim Edgar* (R) 2,095,489 67.2% Jane Spirgel (IlSol) 521,410 16.7% 503,476 [+] 16.1% 3,120,375
1986 TRE 37% Jerry Cosentino (D) 1,724,979 56.3% Mike Houston (R) 1,252,796 40.9% 88,730 [+] 2.9% 3,066,505
1982 AG 44% Neil Hartigan (D) 2,064,196 56.8% Ty Fahner* (R) 1,519,057 41.8% 52,805 [+] 1.5% 3,636,058
1982 CMP 44% Roland Burris* (D) 2,327,779 64.4% Cal Skinner (R) 1,210,467 33.5% 74,703 [+] 2.1% 3,612,949
1982 LG 0% George Ryan (R) 0 0.0%       0 0.0% 0
1982 SOS 45% Jim Edgar* (R) 1,942,664 52.6% Jerry Cosentino (D) 1,709,008 46.3% 38,953 [+] 1.1% 3,690,625
1982 TRE 44% James Donnewald (D) 1,940,828 53.8% John Dailey (R) 1,573,496 43.6% 92,725 [+] 2.6% 3,607,049
1978 AG 42% William Scott* (R) 1,989,758 64.8% Richard Troy (D) 1,050,185 34.2% 30,198 [+] 1.0% 3,070,141
1978 CMP 41% Roland Burris (D) 1,542,983 51.7% John Castle (R) 1,389,049 46.5% 53,965 [+] 1.8% 2,985,997
1978 LG 0% David O'Neal* (R) 0 0.0%       0 0.0% 0
1978 SOS 43% Alan Dixon* (D) 2,314,546 73.8% Sharon Sharp (R) 797,560 25.4% 23,421 [+] 0.7% 3,135,527
1978 TRE 41% Jerry Cosentino (D) 1,548,505 51.9% James Skelton (R) 1,383,966 46.4% 48,611 [+] 1.6% 2,981,082
1976 AG 59% William Scott* (R) 2,795,013 61.9% Cecil Partee (D) 1,678,800 37.2% 37,914 [+] 0.8% 4,511,727
1976 CMP 58% Michael Bakalis (D) 2,298,074 51.6% George Lindberg* (R) 2,117,977 47.5% 38,565 [+] 0.9% 4,454,616
1976 LG 0% David O'Neal (R) 0 0.0%       0 0.0% 0
1976 SOS 58% Alan Dixon (D) 2,906,311 64.5% William Harris (R) 1,562,311 34.7% 34,207 [+] 0.8% 4,502,829
1974 TRE 39% Alan Dixon* (D) 1,796,144 64.6% Harry Page (R) 953,928 34.3% 28,310 [+] 1.0% 2,778,382
1972 AG 60% William Scott* (R) 2,898,198 64.0% Thomas Lyons (D) 1,613,103 35.6% 17,535 [+] 0.4% 4,528,836
1972 CMP 57% George Lindberg (R) 2,217,440 51.2% Dean Barringer (D) 2,094,798 48.3% 22,409 [+] 0.5% 4,334,647
1972 LG 0% Neil Hartigan (D) 0 0.0%       0 0.0% 0
1972 SOS 60% Michael Howlitt (D) 2,360,327 51.7% Edmund Kucharski (R) 2,187,544 47.9% 18,779 [+] 0.4% 4,566,650
1970 SPI 49% Michael Bakalis (D) 1,957,262 56.5% Ray Page* (R) 1,483,901 42.8% 22,788 [+] 0.7% 3,463,951
1970 TRE 49% Alan Dixon (D) 1,772,209 50.9% Edmund Kucharski (R) 1,683,437 48.4% 22,760 [+] 0.7% 3,478,406
1968 AG 65% William Scott (R) 2,322,572 52.7% Francis Lorenz (D) 2,065,984 46.9% 17,788 [+] 0.4% 4,406,344
1968 LG 64% Paul Simon (D) 2,222,331 50.9% Robert Dwyer (R) 2,125,910 48.7% 20,122 [+] 0.5% 4,368,363
1968 SOS 66% Paul Powell* (D) 2,278,868 50.9% Donald Carpentier (R) 2,173,389 48.6% 20,664 [+] 0.5% 4,472,921
1966 SPI 55% Ray Page* (R) 1,999,279 54.1% Donald Prince (D) 1,699,367 45.9% 5 0.0% 3,698,651
1966 TRE 56% Adlai Stevenson III (D) 1,889,595 50.5% Harris Rowe (R) 1,849,940 49.5% 124 0.0% 3,739,659
1964 AG 69% William Clark* (D) 2,530,971 55.7% Elroy Sandquist (R) 2,010,553 44.3% 0 0.0% 4,541,524
1964 LG 69% Samuel Shapiro* (D) 2,462,823 54.2% John Henry Altorfer (R) 2,082,624 45.8% 0 0.0% 4,545,447
1964 SOS 69% Paul Powell (D) 2,517,226 55.4% Elmer Hoffman (R) 2,028,670 44.6% 0 0.0% 4,545,896
1962 SPI 56% Ray Page (R) 1,812,671 50.5% George Wilkins* (D) 1,773,758 49.5% 0 0.0% 3,586,429
1962 TRE 56% William Scott (R) 1,831,925 50.8% Francis Lorenz* (D) 1,776,090 49.2% 0 0.0% 3,608,015
1960 AG 72% William Clark (D) 2,354,886 51.7% William Guild* (R) 2,190,251 48.1% 8,387 [+] 0.2% 4,553,524
1960 LG 73% Samuel Shapiro (D) 2,398,746 52.5% John William Chapman* (R) 2,162,643 47.3% 8,234 [+] 0.2% 4,569,623
1960 SOS 74% Charles Carpentier* (R) 2,505,255 54.1% James McLaughlin (D) 2,120,339 45.8% 8,234 [+] 0.2% 4,633,828
*: incumbent               +: ran on additional party lines
Type: AG: Attorney General; CMP: Comptroller; LG: Lt. Governor; SOS: Secretary of State; SPI: Superintendent of Public Instr.; TRE: Treasurer
italics: special election

Voter Registration Data for Illinois

Party registration is not used in this state, however as of 2022 registrations in Illinois were estimated to be 21% Republican and 40% Democrat.

Click on the Year to display registration data in the map

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2022 8,123,054 0 0.0% 0 0.0% 8,123,054 100.0% n/a n/a 84%
2020 8,364,099 0 0.0% 0 0.0% 8,364,099 100.0% n/a n/a 86%
2018 8,064,889 0 0.0% 0 0.0% 8,064,889 100.0% n/a n/a 83%
2016 8,045,141 0 0.0% 0 0.0% 8,045,141 100.0% n/a n/a 83%
2012 7,521,082 0 0.0% 0 0.0% 7,521,082 100.0% n/a n/a 78%
2010 7,506,073 0 0.0% 0 0.0% 7,506,073 100.0% n/a n/a 77%
2008 7,789,500 0 0.0% 0 0.0% 7,789,500 100.0% n/a n/a 81%
2006 7,375,688 0 0.0% 0 0.0% 7,375,688 100.0% n/a n/a 78%
2004 7,499,488 0 0.0% 0 0.0% 7,499,488 100.0% n/a n/a 80%
2000 7,129,026 0 0.0% 0 0.0% 7,129,026 100.0% n/a n/a 78%
1994 6,118,811 0 0.0% 0 0.0% 6,118,811 100.0% n/a n/a 70%
1986 6,003,811 0 0.0% 0 0.0% 6,003,811 100.0% n/a n/a 72%
VAPOP% is the estimated percentage of voting age population that is registered.
Registration data may include "inactive" voters.   Data for each year pertains to the November elections.

Partisan Legislative Composition for Illinois

YearU.S. House
RepDemOther
2022 3 14 0
2020 5 13 0
2018 4 13 0
2016 7 11 0
2014 8 10 0
2012 6 12 0
2010 11 8 0
2008 7 12 0
2006 9 10 0
2004 9 10 0
2002 10 9 0
2000 10 10 0
1998 10 10 0
1996 10 10 0
1994 10 10 0
1992 8 12 0
1990 7 15 0
1988 8 14 0
1986 9 13 0
1984 9 13 0
1982 10 12 0
1980 14 10 0
1978 13 11 0
1976 12 12 0
1974 11 13 0
1972 14 10 0
1970 12 12 0
1968 12 12 0
1966 12 12 0
1964 11 13 0
1962 12 12 0
1960 11 14 0
1958 11 14 0
1956 14 11 0
1954 13 12 0
1952 16 9 0
1950 18 8 0
1948 14 12 0
1946 20 6 0
1944 15 11 0
1942 19 7 0
1940 16 11 0
1938 10 17 0
1936 6 21 0
YearState Senate
RepDemOther
2022 19 40 0
2020 18 41 0
2018 19 40 0
2016 22 37 0
2014 20 39 0
2012 19 40 0
2010 24 35 0
2008 22 37 0
2006 22 37 0
2004 27 31 1
2002 26 32 1
2000 32 27 0
1998 32 27 0
1996 31 28 0
1994 33 26 0
1992 32 27 0
1990 28 31 0
1988 28 31 0
1986 28 31 0
1984 28 31 0
1982 26 33 0
1980 29 30 0
1978 27 32 0
1976 25 34 0
1974 25 34 0
1972 30 29 0
1970 [1] 29 29 0
1968 38 20 0
1966 38 20 0
1964 33 25 0
1962 35 23 0
1960 31 27 0
1958 34 24 0
1956 38 20 0
1954 32 19 0
1952 38 13 0
1950 31 27 0
1948 33 18 0
1946 37 14 0
1944 34 17 0
1942 28 23 0
1940 28 23 0
1938 21 30 0
1936 17 34 0
YearState House
RepDemOther
2022 40 78 0
2020 45 73 0
2018 44 74 0
2016 51 67 0
2014 47 71 0
2012 47 71 0
2010 54 64 0
2008 48 70 0
2006 52 66 0
2004 53 65 0
2002 52 66 0
2000 56 62 0
1998 56 62 0
1996 58 60 0
1994 64 54 0
1992 51 67 0
1990 46 72 0
1988 50 68 0
1986 51 67 0
1984 51 67 0
1982 48 70 0
1980 91 85 1
1978 [2] 88 88 1
1976 83 93 1
1974 76 98 3
1972 92 84 1
1970 90 87 0
1968 94 83 0
1966 99 78 0
1964 59 118 0
1962 90 87 0
1960 89 88 0
1958 85 92 0
1956 94 83 0
1954 79 74 0
1952 84 69 0
1950 84 69 0
1948 74 79 0
1946 87 66 0
1944 78 75 0
1942 84 69 0
1940 79 74 0
1938 80 73 0
1936 67 86 0
The partisan breakdowns shown are ones which took effect following the general elections in the specified year.

[1] With a Democrat Lt. Governor, the Democrats retained the Senate majority and the Senate Presidency.
[2] The Independent, Taylor Pouncey, caucused with the Democrats, giving them the votes to control the Speakership and run the House.

Source for state legislature data and notations: Wikipedia