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Warren County, IL


Designated Market Area: Davenport-Rock Island-Moline, IA-IL
USDA County Type (2015): Manufacturing
American Communities Project County Type (2023): Rural Middle America

Places in Warren County, IL     [Sort places by name]

 

Tracts in Warren County, IL

   



Click here to view demographic data for Warren County, IL

2022 population: 16,354   ( 1,353 from 2010 , 486 from 2020)
Land area: 542.4 square miles
Population density: 30.2 persons per square mile

2022 Census data
White:13,443 82.20% 13.7%
Black:4572.79% 59.2%
Indian:400.24% 25.0%
Asian:3722.27% 264.7%
2+ races:2721.66% 32.7%
Hispanic:1,77010.82% 18.8%
Total non-White:2,91117.80% 37.0%

2020-2022 ComponentsNumberRate
Births:508 15.1
Deaths:56616.8
Net Migration: -462-13.7
Net Immigration: 300.9
Change in White population:-2,139 -12.1
Change in Non-White pop.:786 4.4



Historical Presidential Election Results for Warren County, IL



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

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St)
Diff
(US)
PSV
2020 62% Donald Trump* (R) 4,676 59.0% Joe Biden (D) 3,090 39.0% 158 [+] 2.0% 7,924 19 12 0.13%
2016 59% Donald Trump (R) 4,275 54.8% Hillary Clinton (D) 2,987 38.3% 545 [+] 7.0% 7,807 16 9 0.14%
2012 57% Barack Obama* (D) 4,044 51.7% Mitt Romney (R) 3,618 46.3% 156 [+] 2.0% 7,818 6 -1 0.15%
2008 58% Barack Obama (D) 4,286 53.2% John McCain (R) 3,637 45.1% 138 [+] 1.7% 8,061 8 0 0.15%
2004 60% George W. Bush* (R) 4,474 52.9% John Kerry (D) 3,938 46.6% 45 [+] 0.5% 8,457 8 2 0.16%
2000 53% George W. Bush (R) 3,899 51.1% Albert Gore, Jr. (D) 3,524 46.2% 208 [+] 2.7% 7,631 9 3 0.16%
1996 51% Bill Clinton* (D) 3,500 48.3% Robert Dole (R) 2,974 41.0% 776 [+] 10.7% 7,250 4 0 0.17%
1992 59% Bill Clinton (D) 3,661 43.3% George Bush* (R) 3,325 39.4% 1,460 [+] 17.3% 8,446 5 2 0.17%
1988 57% George Bush (R) 4,584 55.5% Michael Dukakis (D) 3,617 43.8% 53 [+] 0.6% 8,254 5 2 0.18%
1984 61% Ronald Reagan* (R) 5,846 63.6% Walter Mondale (D) 3,318 36.1% 29 0.3% 9,193 7 5 0.19%
1980 58% Ronald Reagan (R) 5,667 62.5% Jimmy Carter* (D) 2,756 30.4% 648 [+] 7.1% 9,071 13 12 0.19%
1976 67% Gerald Ford* (R) 5,822 59.3% Jimmy Carter (D) 3,808 38.8% 196 [+] 2.0% 9,826 9 11 0.21%
1972 69% Richard Nixon* (R) 7,021 70.2% George McGovern (D) 2,969 29.7% 18 [+] 0.2% 10,008 11 9 0.21%
1968 73% Richard Nixon (R) 5,877 60.0% Hubert Humphrey (D) 3,085 31.5% 833 [+] 8.5% 9,795 13 17 0.21%
1964 74% Barry Goldwater (R) 5,258 52.9% Lyndon Johnson* (D) 4,670 47.0% 3 0.0% 9,931 12 14 0.21%
1960 83% Richard Nixon (R) 7,221 65.3% John Kennedy (D) 3,835 34.7% 10 0.1% 11,066 15 16 0.23%
1956 72% Dwight Eisenhower* (R) 7,580 71.6% Adlai Stevenson (D) 2,996 28.3% 6 0.1% 10,582 12 14 0.24%
1952 74% Dwight Eisenhower (R) 8,020 72.9% Adlai Stevenson (D) 2,973 27.0% 11 0.1% 11,004 18 18 0.25%
1948 69% Thomas Dewey (R) 6,738 66.2% Harry Truman* (D) 3,367 33.1% 74 [+] 0.7% 10,179 17 21 0.26%
1944 76% Thomas Dewey (R) 7,085 64.1% Franklin Roosevelt* (D) 3,926 35.5% 39 0.4% 11,050 16 18 0.27%
1940 89% Wendell Willkie (R) 7,790 61.2% Franklin Roosevelt* (D) 4,878 38.3% 67 0.5% 12,735 13 16 0.30%
1936 92% Alf Landon (R) 6,919 55.5% Franklin Roosevelt* (D) 5,409 43.4% 137 [+] 1.1% 12,465 16 19 0.32%
1932 83% Franklin Roosevelt (D) 5,610 49.8% Herbert Hoover* (R) 5,498 48.8% 150 [+] 1.3% 11,258 7 9 0.33%
1928 82% Herbert Hoover (R) 7,915 73.6% Al Smith (D) 2,681 24.9% 157 [+] 1.5% 10,753 17 15 0.35%
1924 81% Calvin Coolidge (R) 6,912 65.1% John Davis (D) 2,440 23.0% 1,271 [+] 12.0% 10,623 6 11 0.43%
1920 70% Warren Harding (R) 6,309 69.4% James Cox (D) 2,236 24.6% 545 [+] 6.0% 9,090 2 9 0.43%
1916 84% Charles Evans Hughes (R) 6,294 56.4% Woodrow Wilson* (D) 4,498 40.3% 360 [+] 3.2% 11,152 4 10 0.51%
1912 44% Theodore Roosevelt (Prog) 2,627 44.0% Woodrow Wilson (D) 2,080 34.9% 1,259 [+] 21.1% 5,966 -7 -8 0.52%
1908 46% William Taft (R) 3,283 54.1% William J. Bryan (D) 2,327 38.4% 456 [+] 7.5% 6,066 0 3 0.53%
1904 44% Theodore Roosevelt (R) 3,563 61.3% Alton Parker (D) 1,559 26.8% 686 [+] 11.8% 5,808 3 5 0.54%
1900 49% William McKinley* (R) 3,618 57.0% William J. Bryan (D) 2,501 39.4% 232 [+] 3.7% 6,351 4 5 0.56%
* incumbent         PSV: percent of state vote



2020 President, Warren County, IL
CandidateVotesPct
Joe Biden (D) 3,090 39.0%
Donald Trump* (R) 4,676 59.0%
Jo Jorgensen (Lbt) 99 1.2%
Other 59 0.7%
TOTAL 7,924
Turnout: 62% Diff (St): 19 Diff (US): 12


2016 President, Warren County, IL
CandidateVotesPct
Hillary Clinton (D) 2,987 38.3%
Donald Trump (R) 4,275 54.8%
Gary Johnson (Lbt) 359 4.6%
Jill Stein (Grn) 92 1.2%
Other 94 1.2%
TOTAL 7,807
Turnout: 59% Diff (St): 16 Diff (US): 9


2012 President, Warren County, IL
CandidateVotesPct
Barack Obama* (D) 4,044 51.7%
Mitt Romney (R) 3,618 46.3%
Gary Johnson (Lbt) 87 1.1%
Other 69 0.9%
TOTAL 7,818
Turnout: 57% Diff (St): 6 Diff (US): -1


2008 President, Warren County, IL
CandidateVotesPct
Barack Obama (D) 4,286 53.2%
John McCain (R) 3,637 45.1%
Ralph Nader (I) 57 0.7%
Bob Barr (Lbt) 21 0.3%
Other 60 0.7%
TOTAL 8,061
Turnout: 58% Diff (St): 8 Diff (US): 0


2004 President, Warren County, IL
CandidateVotesPct
George W. Bush* (R) 4,474 52.9%
John Kerry (D) 3,938 46.6%
Other 45 0.5%
TOTAL 8,457
Turnout: 60% Diff (St): 8 Diff (US): 2


2000 President, Warren County, IL
CandidateVotesPct
George W. Bush (R) 3,899 51.1%
Albert Gore, Jr. (D) 3,524 46.2%
Ralph Nader (Grn) 130 1.7%
Pat Buchanan (Ref) 55 0.7%
Other 23 0.3%
TOTAL 7,631
Turnout: 53% Diff (St): 9 Diff (US): 3


1996 President, Warren County, IL
CandidateVotesPct
Bill Clinton* (D) 3,500 48.3%
Robert Dole (R) 2,974 41.0%
Ross Perot (Ref) 742 10.2%
Harry Browne (Lbt) 23 0.3%
Other 11 0.2%
TOTAL 7,250
Turnout: 51% Diff (St): 4 Diff (US): 0


1992 President, Warren County, IL
CandidateVotesPct
Bill Clinton (D) 3,661 43.3%
George Bush* (R) 3,325 39.4%
Ross Perot (I) 1,436 17.0%
Other 24 0.3%
TOTAL 8,446
Turnout: 59% Diff (St): 5 Diff (US): 2


1988 President, Warren County, IL
CandidateVotesPct
George Bush (R) 4,584 55.5%
Michael Dukakis (D) 3,617 43.8%
Ron Paul (Lbt) 18 0.2%
Other 35 0.4%
TOTAL 8,254
Turnout: 57% Diff (St): 5 Diff (US): 2


1984 President, Warren County, IL
CandidateVotesPct
Ronald Reagan* (R) 5,846 63.6%
Walter Mondale (D) 3,318 36.1%
Other 29 0.3%
TOTAL 9,193
Turnout: 61% Diff (St): 7 Diff (US): 5


1980 President, Warren County, IL
CandidateVotesPct
Ronald Reagan (R) 5,667 62.5%
Jimmy Carter* (D) 2,756 30.4%
John Anderson (I) 489 5.4%
Edward Clark (Lbt) 93 1.0%
Other 66 0.7%
TOTAL 9,071
Turnout: 58% Diff (St): 13 Diff (US): 12


1976 President, Warren County, IL
CandidateVotesPct
Jimmy Carter (D) 3,808 38.8%
Gerald Ford* (R) 5,822 59.3%
Eugene McCarthy (I) 78 0.8%
Other 118 1.2%
TOTAL 9,826
Turnout: 67% Diff (St): 9 Diff (US): 11


1972 President, Warren County, IL
CandidateVotesPct
Richard Nixon* (R) 7,021 70.2%
George McGovern (D) 2,969 29.7%
Other 18 0.2%
TOTAL 10,008
Turnout: 69% Diff (St): 11 Diff (US): 9


1968 President, Warren County, IL
CandidateVotesPct
Richard Nixon (R) 5,877 60.0%
Hubert Humphrey (D) 3,085 31.5%
George Wallace (AIP) 824 8.4%
Other 9 0.1%
TOTAL 9,795
Turnout: 73% Diff (St): 13 Diff (US): 17


1964 President, Warren County, IL
CandidateVotesPct
Lyndon Johnson* (D) 4,670 47.0%
Barry Goldwater (R) 5,258 52.9%
Other 3 0.0%
TOTAL 9,931
Turnout: 74% Diff (St): 12 Diff (US): 14


1960 President, Warren County, IL
CandidateVotesPct
John Kennedy (D) 3,835 34.7%
Richard Nixon (R) 7,221 65.3%
Other 10 0.1%
TOTAL 11,066
Turnout: 83% Diff (St): 15 Diff (US): 16


1956 President, Warren County, IL
CandidateVotesPct
Dwight Eisenhower* (R) 7,580 71.6%
Adlai Stevenson (D) 2,996 28.3%
Other 6 0.1%
TOTAL 10,582
Turnout: 72% Diff (St): 12 Diff (US): 14


1952 President, Warren County, IL
CandidateVotesPct
Dwight Eisenhower (R) 8,020 72.9%
Adlai Stevenson (D) 2,973 27.0%
Other 11 0.1%
TOTAL 11,004
Turnout: 74% Diff (St): 18 Diff (US): 18


1948 President, Warren County, IL
CandidateVotesPct
Harry Truman* (D) 3,367 33.1%
Thomas Dewey (R) 6,738 66.2%
Other 74 0.7%
TOTAL 10,179
Turnout: 69% Diff (St): 17 Diff (US): 21


1944 President, Warren County, IL
CandidateVotesPct
Franklin Roosevelt* (D) 3,926 35.5%
Thomas Dewey (R) 7,085 64.1%
Other 39 0.4%
TOTAL 11,050
Turnout: 76% Diff (St): 16 Diff (US): 18


1940 President, Warren County, IL
CandidateVotesPct
Franklin Roosevelt* (D) 4,878 38.3%
Wendell Willkie (R) 7,790 61.2%
Other 67 0.5%
TOTAL 12,735
Turnout: 89% Diff (St): 13 Diff (US): 16


1936 President, Warren County, IL
CandidateVotesPct
Franklin Roosevelt* (D) 5,409 43.4%
Alf Landon (R) 6,919 55.5%
William Lemke (Union) 98 0.8%
Norman Thomas (Soc) 12 0.1%
Other 27 0.2%
TOTAL 12,465
Turnout: 92% Diff (St): 16 Diff (US): 19


1932 President, Warren County, IL
CandidateVotesPct
Franklin Roosevelt (D) 5,610 49.8%
Herbert Hoover* (R) 5,498 48.8%
Norman Thomas (Soc) 88 0.8%
Other 62 0.6%
TOTAL 11,258
Turnout: 83% Diff (St): 7 Diff (US): 9


1928 President, Warren County, IL
CandidateVotesPct
Herbert Hoover (R) 7,915 73.6%
Al Smith (D) 2,681 24.9%
Norman Thomas (Soc) 146 1.4%
Other 11 0.1%
TOTAL 10,753
Turnout: 82% Diff (St): 17 Diff (US): 15


1924 President, Warren County, IL
CandidateVotesPct
Calvin Coolidge (R) 6,912 65.1%
John Davis (D) 2,440 23.0%
Robert LaFollette (Prog) 1,225 11.5%
Other 46 0.4%
TOTAL 10,623
Turnout: 81% Diff (St): 6 Diff (US): 11


1920 President, Warren County, IL
CandidateVotesPct
Warren Harding (R) 6,309 69.4%
James Cox (D) 2,236 24.6%
Eugene Debs (Soc) 105 1.2%
Parley Christiansen (FL) 280 3.1%
Aaron Watkins (Proh) 150 1.7%
Other 10 0.1%
TOTAL 9,090
Turnout: 70% Diff (St): 2 Diff (US): 9


1916 President, Warren County, IL
CandidateVotesPct
Woodrow Wilson* (D) 4,498 40.3%
Charles Evans Hughes (R) 6,294 56.4%
Allan Benson (Soc) 154 1.4%
James Hanly (Proh) 199 1.8%
Other 7 0.1%
TOTAL 11,152
Turnout: 84% Diff (St): 4 Diff (US): 10


1912 President, Warren County, IL
CandidateVotesPct
Woodrow Wilson (D) 2,080 34.9%
Theodore Roosevelt (Prog) 2,627 44.0%
William Taft* (R) 915 15.3%
Eugene Debs (Soc) 237 4.0%
Eugene Chafin (Proh) 91 1.5%
Other 16 0.3%
TOTAL 5,966
Turnout: 44% Diff (St): -7 Diff (US): -8


1908 President, Warren County, IL
CandidateVotesPct
William Taft (R) 3,283 54.1%
William J. Bryan (D) 2,327 38.4%
Eugene Debs (Soc) 175 2.9%
Eugene Chafin (Proh) 257 4.2%
Thomas Hisgen (I) 5 0.1%
Other 19 0.3%
TOTAL 6,066
Turnout: 46% Diff (St): 0 Diff (US): 3


1904 President, Warren County, IL
CandidateVotesPct
Theodore Roosevelt (R) 3,563 61.3%
Alton Parker (D) 1,559 26.8%
Eugene Debs (Soc) 316 5.4%
Silas Swallow (Proh) 334 5.8%
Thomas Watson (Pop) 18 0.3%
Other 18 0.3%
TOTAL 5,808
Turnout: 44% Diff (St): 3 Diff (US): 5


1900 President, Warren County, IL
CandidateVotesPct
William McKinley* (R) 3,618 57.0%
William J. Bryan (D) 2,501 39.4%
John Woolley (Proh) 181 2.8%
Eugene Debs (Soc) 42 0.7%
Other 9 0.1%
TOTAL 6,351
Turnout: 49% Diff (St): 4 Diff (US): 5
* incumbent

Historical Statewide Election Results for Warren County, IL

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 46% Kathy Salvi (R) 3,545 60.6% Tammy Duckworth* (D) 2,198 37.5% 111 [+] 1.9% 5,854 19 0.14%
2022 G 46% Darren Bailey (R) 3,764 63.4% J.B. Pritzker* (D) 2,024 34.1% 153 [+] 2.6% 5,941 21 0.14%
2020 S2 61% Mark Curran (R) 4,552 58.4% Richard Durbin* (D) 3,049 39.1% 196 [+] 2.5% 7,797 20 0.13%
2018 G 46% Bruce Rauner* (R) 3,261 53.6% J.B. Pritzker (D) 2,268 37.3% 550 [+] 9.0% 6,079 15 0.13%
2016 S3 58% Mark Kirk* (R) 4,184 54.2% Tammy Duckworth (D) 3,025 39.2% 505 [+] 6.5% 7,714 14 0.14%
2014 S2 41% Jim Oberweis (R) 2,857 52.3% Richard Durbin* (D) 2,420 44.3% 189 [+] 3.5% 5,466 10 0.15%
2014 G 41% Bruce Rauner (R) 3,281 60.1% Pat Quinn* (D) 1,923 35.2% 257 [+] 4.7% 5,461 10 0.15%
2010 S3 43% Mark Kirk (R) 3,654 61.7% Alexi Giannoulias (D) 1,883 31.8% 388 [+] 6.5% 5,925 14 0.16%
2010 G 44% Bill Brady (R) 3,602 59.9% Pat Quinn* (D) 1,965 32.7% 442 [+] 7.4% 6,009 14 0.16%
2008 S2 56% Richard Durbin* (D) 4,803 62.0% Steve Sauerberg (R) 2,701 34.9% 240 [+] 3.1% 7,744 6 0.15%
2006 G 42% Judy Baar Topinka (R) 3,127 52.9% Rod Blagojevich* (D) 2,405 40.7% 377 [+] 6.4% 5,909 14 0.17%
2004 S3 58% Barack Obama (D) 5,402 65.4% Alan Keyes (R) 2,685 32.5% 173 [+] 2.1% 8,260 5 0.16%
2002 S2 42% Richard Durbin* (D) 3,115 51.8% Jim Durkin (R) 2,792 46.4% 105 [+] 1.7% 6,012 8 0.17%
2002 G 43% Jim Ryan (R) 3,604 59.1% Rod Blagojevich (D) 2,332 38.3% 159 [+] 2.6% 6,095 14 0.17%
1998 S3 42% Peter Fitzgerald (R) 3,773 63.1% Carol Moseley-Braun* (D) 2,064 34.5% 143 [+] 2.4% 5,980 13 0.18%
1998 G 42% George Ryan (R) 3,895 64.5% Glenn Poshard (D) 2,098 34.7% 49 [+] 0.8% 6,042 13 0.18%
1996 S2 50% Al Salvi (R) 3,519 49.4% Richard Durbin (D) 3,368 47.3% 239 [+] 3.4% 7,126 9 0.17%
1994 G 40% Jim Edgar* (R) 4,400 77.4% Dawn Clark Netsch (D) 1,203 21.2% 81 [+] 1.4% 5,684 14 0.18%
1992 S3 58% Richard Williamson (R) 4,080 49.3% Carol Moseley-Braun (D) 3,958 47.8% 239 [+] 2.9% 8,277 6 0.17%
1990 S2 44% Paul Simon* (D) 3,744 60.0% Lynn Martin (R) 2,494 40.0% 0 0.0% 6,238 5 0.19%
1990 G 44% Jim Edgar (R) 3,860 62.0% Neil Hartigan (D) 2,329 37.4% 36 [+] 0.6% 6,225 11 0.19%
1986 S3 45% Alan Dixon* (D) 3,555 53.6% Judy Koehler (R) 3,029 45.6% 54 [+] 0.8% 6,638 12 0.21%
1986 G 45% James Thompson* (R) 3,829 57.6% Adlai Stevenson III (Illinois Solidarity) 2,362 35.6% 451 [+] 6.8% 6,642 5 0.21%
1984 S2 61% Charles Percy* (R) 5,613 61.4% Paul Simon (D) 3,418 37.4% 110 [+] 1.2% 9,141 13 0.19%
1982 G 44% James Thompson* (R) 4,265 62.4% Adlai Stevenson III (D) 2,500 36.6% 72 [+] 1.1% 6,837 13 0.19%
1980 S3 56% David O'Neal (R) 5,018 56.8% Alan Dixon (D) 3,675 41.6% 141 [+] 1.6% 8,834 14 0.19%
1978 S2 36% Charles Percy* (R) 3,183 60.4% Alex Seith (D) 1,954 37.1% 132 [+] 2.5% 5,269 7 0.17%
1978 G 36% James Thompson* (R) 3,671 69.9% Michael Bakalis (D) 1,525 29.0% 59 [+] 1.1% 5,255 11 0.17%
1976 G 65% James Thompson (R) 6,944 72.1% Michael Howlitt (D) 2,611 27.1% 74 [+] 0.8% 9,629 7 0.21%
1974 S3 46% George Burditt (R) 3,573 53.1% Adlai Stevenson III* (D) 3,144 46.7% 14 [+] 0.2% 6,731 16 0.23%
1972 S2 67% Charles Percy* (R) 7,126 72.6% Roman Pucinski (D) 2,681 27.3% 12 [+] 0.1% 9,819 10 0.21%
1972 G 68% Richard Ogilvie* (R) 5,679 57.6% Daniel Walker (D) 4,176 42.3% 8 [+] 0.1% 9,863 9 0.21%
1970 S3 58% Ralph Smith* (R) 4,513 57.1% Adlai Stevenson III (D) 3,367 42.6% 21 [+] 0.3% 7,901 15 0.22%
1968 S3 71% Everett Dirksen* (R) 6,495 68.0% William Clark (D) 3,039 31.8% 13 [+] 0.1% 9,547 15 0.21%
1968 G 73% Richard Ogilvie (R) 6,048 62.3% Samuel Shapiro* (D) 3,643 37.5% 14 [+] 0.1% 9,705 11 0.22%
1966 S2 63% Charles Percy (R) 5,386 63.7% Paul Douglas* (D) 3,047 36.0% 20 [+] 0.2% 8,453 9 0.22%
1964 G 73% Charles Percy (R) 5,668 58.3% Otto Kerner* (D) 4,051 41.7% 0 0.0% 9,719 10 0.21%
1962 S3 66% Everett Dirksen* (R) 5,883 66.5% Sidney Yates (D) 2,964 33.5% 0 0.0% 8,847 14 0.24%
1960 S2 82% Samuel Witwer (R) 6,425 58.8% Paul Douglas* (D) 4,495 41.1% 6 [+] 0.1% 10,926 14 0.24%
1960 G 82% William Stratton* (R) 6,162 56.2% Otto Kerner (D) 4,790 43.7% 8 [+] 0.1% 10,960 12 0.23%
*: incumbent               +: ran on additional party lines               Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election           RO: runoff election           PSV: percent of state vote


Historical U.S. House Election Results for Warren County, IL

Click on the District to view county-level data for that election (where available).

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 IL15Mary Miller* (R) 1,621 74.3% Paul Lange (D) 561 25.7% 0 0.0% 2,182
2022-11-08 IL17Esther King (R) 2,137 58.1% Eric Sorenson (D) 1,542 41.9% 0 0.0% 3,679
County Total for 2022-11-08:   5,861
2020-11-03 IL17Esther King (R) 4,422 56.6% Cheri Bustos* (D) 3,394 43.4% 0 0.0% 7,816
County Total for 2020-11-03:   7,816
2018-11-06 IL17Cheri Bustos* (D) 3,353 54.9% Bill Fawell (R) 2,749 45.1% 0 0.0% 6,102
County Total for 2018-11-06:   6,102
2016-11-08 IL17Cheri Bustos* (D) 4,233 54.6% Patrick Harlan (R) 3,514 45.4% 0 0.0% 7,747
County Total for 2016-11-08:   7,747
2014-11-04 IL17Bobby Schilling (R) 2,846 52.1% Cheri Bustos* (D) 2,619 47.9% 0 0.0% 5,465
County Total for 2014-11-04:   5,465
2012-11-06 IL17Bobby Schilling* (R) 4,148 54.1% Cheri Bustos (D) 3,522 45.9% 0 0.0% 7,670
County Total for 2012-11-06:   7,670
2010-11-02 IL17Bobby Schilling (R) 3,414 56.7% Phil Hare* (D) 2,375 39.4% 237 3.9% 6,026
County Total for 2010-11-02:   6,026
2008-11-04 IL17Phil Hare* (D) 6,421 100.0% 0 0.0% 6,421
County Total for 2008-11-04:   6,421
2006-11-07 IL17Phil Hare (D) 3,032 50.8% Andrea Zinga (R) 2,941 49.2% 0 0.0% 5,973
County Total for 2006-11-07:   5,973
2004-11-02 IL17Lane Evans* (D) 4,697 55.6% Andrea Zinga (R) 3,747 44.4% 0 0.0% 8,444
County Total for 2004-11-02:   8,444
2002-11-05 IL17Lane Evans* (D) 3,734 60.0% Peter Calderone (R) 2,487 40.0% 0 0.0% 6,221
County Total for 2002-11-05:   6,221
2000-11-07 IL17Lane Evans* (D) 4,049 52.6% Mark Baker (R) 3,649 47.4% 0 0.0% 7,698
County Total for 2000-11-07:   7,698
1998-11-03 IL17Mark Baker (R) 3,210 52.2% Lane Evans* (D) 2,942 47.8% 0 0.0% 6,152
County Total for 1998-11-03:   6,152
1996-11-05 IL17Lane Evans* (D) 3,606 49.7% Mark Baker (R) 3,578 49.3% 67 0.9% 7,251
County Total for 1996-11-05:   7,251
1994-11-08 IL17Jim Anderson (R) 3,122 54.1% Lane Evans* (D) 2,651 45.9% 0 0.0% 5,773
County Total for 1994-11-08:   5,773
1992-11-03 IL17Lane Evans* (D) 4,833 57.8% Ken Schloemer (R) 3,524 42.2% 0 0.0% 8,357
County Total for 1992-11-03:   8,357
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Warren County, IL

Party registration is not used in this state, however as of 2022 registrations in Warren County, IL were estimated to be 36% Republican and 20% Democrat.

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2022 12,048 0 0.0% 0 0.0% 12,048 100.0% n/a n/a 94%
2020 11,872 0 0.0% 0 0.0% 11,872 100.0% n/a n/a 93%
2018 11,812 0 0.0% 0 0.0% 11,812 100.0% n/a n/a 91%
2016 11,652 0 0.0% 0 0.0% 11,652 100.0% n/a n/a 88%
2012 12,010 0 0.0% 0 0.0% 12,010 100.0% n/a n/a 88%
2010 11,953 0 0.0% 0 0.0% 11,953 100.0% n/a n/a 87%
2008 12,970 0 0.0% 0 0.0% 12,970 100.0% n/a n/a 93%
2006 11,164 0 0.0% 0 0.0% 11,164 100.0% n/a n/a 80%
2004 12,227 0 0.0% 0 0.0% 12,227 100.0% n/a n/a 86%
2000 12,417 0 0.0% 0 0.0% 12,417 100.0% n/a n/a 86%
1994 11,777 0 0.0% 0 0.0% 11,777 100.0% n/a n/a 83%
1986 11,414 0 0.0% 0 0.0% 11,414 100.0% n/a n/a 77%
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.