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Knox County, IL


Micropolitan Statistical Area: Galesburg, IL
Designated Market Area: Davenport-Rock Island-Moline, IA-IL
American Communities Project County Type (2023): Rural Middle America

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

 

Tracts in Knox County, IL

   



Click here to view demographic data for Knox County, IL

2022 population: 48,640   ( 4,279 from 2010 , 1,331 from 2020)
Land area: 716.4 square miles
Population density: 67.9 persons per square mile

2022 Census data
White:39,594 81.40% 12.3%
Black:4,0018.23% 7.0%
Indian:1010.21% 34.7%
Asian:4700.97% 39.1%
2+ races:1,3402.75% 30.0%
Hispanic:3,1346.44% 22.5%
Total non-White:9,04618.60% 16.2%

2020-2022 ComponentsNumberRate
Births:1,143 11.4
Deaths:1,76217.6
Net Migration: -910-9.1
Net Immigration: 1791.8
Change in White population:-5,538 -10.5
Change in Non-White pop.:1,259 2.4



Historical Presidential Election Results for Knox County, IL

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +1,272 R +652 R + 2.6%
D +620
2020 vs. 2012 R +2,601 R +5,349 R + 23.4%
D -2,748
2020 vs. 2008 R +2,590 R +6,078 R + 26.0%
D -3,488
2016 vs. 2008 R +1,318 R +5,426 R + 23.4%
D -4,108
How to interpret this table


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

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St) 		Diff
(US) 		PSV
2020 59% Donald Trump* (R) 12,009 51.7% Joe Biden (D) 10,703 46.1% 496 [+] 2.1% 23,208 11 5 0.38%
2016 55% Donald Trump (R) 10,737 47.7% Hillary Clinton (D) 10,083 44.8% 1,683 [+] 7.5% 22,503 9 2 0.40%
2012 56% Barack Obama* (D) 13,451 57.6% Mitt Romney (R) 9,408 40.3% 497 [+] 2.1% 23,356 0 -7 0.44%
2008 57% Barack Obama (D) 14,191 58.9% John McCain (R) 9,419 39.1% 488 [+] 2.0% 24,098 2 -7 0.44%
2004 58% John Kerry (D) 13,403 54.2% George W. Bush* (R) 11,111 45.0% 194 [+] 0.8% 24,708 0 -6 0.47%
2000 53% Albert Gore, Jr. (D) 12,572 54.3% George W. Bush (R) 9,912 42.8% 690 [+] 3.0% 23,174 0 -5 0.49%
1996 52% Bill Clinton* (D) 12,487 55.4% Robert Dole (R) 7,822 34.7% 2,239 [+] 9.9% 22,548 -2 -6 0.52%
1992 59% Bill Clinton (D) 12,524 49.5% George Bush* (R) 8,331 32.9% 4,441 [+] 17.6% 25,296 -1 -4 0.50%
1988 55% Michael Dukakis (D) 12,752 53.8% George Bush (R) 10,842 45.7% 106 [+] 0.4% 23,700 -5 -8 0.52%
1984 61% Ronald Reagan* (R) 14,974 55.2% Walter Mondale (D) 12,027 44.3% 121 0.4% 27,122 -1 -4 0.56%
1980 58% Ronald Reagan (R) 14,907 56.9% Jimmy Carter* (D) 8,749 33.4% 2,542 [+] 9.7% 26,198 7 6 0.55%
1976 61% Gerald Ford* (R) 14,123 54.4% Jimmy Carter (D) 11,525 44.4% 319 [+] 1.2% 25,967 4 6 0.55%
1972 63% Richard Nixon* (R) 17,315 64.7% George McGovern (D) 9,333 34.9% 118 [+] 0.4% 26,766 6 4 0.57%
1968 68% Richard Nixon (R) 14,216 53.9% Hubert Humphrey (D) 9,707 36.8% 2,473 [+] 9.4% 26,396 7 10 0.57%
1964 72% Lyndon Johnson* (D) 15,000 53.9% Barry Goldwater (R) 12,850 46.1% 0 0.0% 27,850 6 8 0.59%
1960 77% Richard Nixon (R) 17,938 60.1% John Kennedy (D) 11,889 39.8% 23 0.1% 29,850 10 10 0.63%
1956 70% Dwight Eisenhower* (R) 18,656 66.0% Adlai Stevenson (D) 9,558 33.8% 37 0.1% 28,251 7 9 0.64%
1952 75% Dwight Eisenhower (R) 18,569 64.2% Adlai Stevenson (D) 10,354 35.8% 17 0.1% 28,940 9 9 0.65%
1948 67% Thomas Dewey (R) 15,016 60.2% Harry Truman* (D) 9,772 39.2% 164 [+] 0.7% 24,952 11 15 0.63%
1944 71% Thomas Dewey (R) 15,964 61.0% Franklin Roosevelt* (D) 10,070 38.5% 126 0.5% 26,160 13 15 0.65%
1940 84% Wendell Willkie (R) 17,459 57.8% Franklin Roosevelt* (D) 12,597 41.7% 168 0.6% 30,224 9 13 0.72%
1936 87% Alf Landon (R) 14,712 50.5% Franklin Roosevelt* (D) 13,697 47.0% 715 [+] 2.5% 29,124 11 14 0.74%
1932 75% Franklin Roosevelt (D) 12,282 49.3% Herbert Hoover* (R) 12,244 49.1% 392 [+] 1.6% 24,918 7 10 0.73%
1928 72% Herbert Hoover (R) 16,151 72.3% Al Smith (D) 5,993 26.8% 186 [+] 0.8% 22,330 15 14 0.72%
1924 66% Calvin Coolidge (R) 12,968 65.9% Robert LaFollette (Prog) 4,044 20.5% 2,668 [+] 13.6% 19,680 7 12 0.80%
1920 59% Warren Harding (R) 12,559 73.9% James Cox (D) 2,852 16.8% 1,594 [+] 9.4% 17,005 6 14 0.81%
1916 66% Charles Evans Hughes (R) 10,918 58.8% Woodrow Wilson* (D) 6,785 36.6% 860 [+] 4.6% 18,563 6 13 0.85%
1912 37% Theodore Roosevelt (Prog) 5,386 51.5% Woodrow Wilson (D) 2,758 26.3% 2,323 [+] 22.2% 10,467 -5 -6 0.91%
1908 42% William Taft (R) 7,084 63.8% William J. Bryan (D) 3,277 29.5% 737 [+] 6.6% 11,098 9 12 0.96%
1904 40% Theodore Roosevelt (R) 7,566 73.8% Alton Parker (D) 1,849 18.0% 832 [+] 8.1% 10,247 15 17 0.95%
1900 46% William McKinley* (R) 7,810 67.6% William J. Bryan (D) 3,299 28.6% 440 [+] 3.8% 11,549 15 16 1.02%
* incumbent         PSV: percent of state vote



2020 President, Knox County, IL
CandidateVotesPct
Joe Biden (D) 10,703 46.1%
Donald Trump* (R) 12,009 51.7%
Jo Jorgensen (Lbt) 258 1.1%
Other 238 1.0%
TOTAL 23,208
Turnout: 59% Diff (St): 11 Diff (US): 5


2016 President, Knox County, IL
CandidateVotesPct
Hillary Clinton (D) 10,083 44.8%
Donald Trump (R) 10,737 47.7%
Gary Johnson (Lbt) 1,109 4.9%
Jill Stein (Grn) 278 1.2%
Other 296 1.3%
TOTAL 22,503
Turnout: 55% Diff (St): 9 Diff (US): 2


2012 President, Knox County, IL
CandidateVotesPct
Barack Obama* (D) 13,451 57.6%
Mitt Romney (R) 9,408 40.3%
Gary Johnson (Lbt) 285 1.2%
Other 212 0.9%
TOTAL 23,356
Turnout: 56% Diff (St): 0 Diff (US): -7


2008 President, Knox County, IL
CandidateVotesPct
Barack Obama (D) 14,191 58.9%
John McCain (R) 9,419 39.1%
Ralph Nader (I) 181 0.8%
Bob Barr (Lbt) 106 0.4%
Other 201 0.8%
TOTAL 24,098
Turnout: 57% Diff (St): 2 Diff (US): -7


2004 President, Knox County, IL
CandidateVotesPct
George W. Bush* (R) 11,111 45.0%
John Kerry (D) 13,403 54.2%
Other 194 0.8%
TOTAL 24,708
Turnout: 58% Diff (St): 0 Diff (US): -6


2000 President, Knox County, IL
CandidateVotesPct
George W. Bush (R) 9,912 42.8%
Albert Gore, Jr. (D) 12,572 54.3%
Ralph Nader (Grn) 455 2.0%
Pat Buchanan (Ref) 156 0.7%
Other 79 0.3%
TOTAL 23,174
Turnout: 53% Diff (St): 0 Diff (US): -5


1996 President, Knox County, IL
CandidateVotesPct
Bill Clinton* (D) 12,487 55.4%
Robert Dole (R) 7,822 34.7%
Ross Perot (Ref) 2,096 9.3%
Harry Browne (Lbt) 94 0.4%
Other 49 0.2%
TOTAL 22,548
Turnout: 52% Diff (St): -2 Diff (US): -6


1992 President, Knox County, IL
CandidateVotesPct
Bill Clinton (D) 12,524 49.5%
George Bush* (R) 8,331 32.9%
Ross Perot (I) 4,357 17.2%
Other 84 0.3%
TOTAL 25,296
Turnout: 59% Diff (St): -1 Diff (US): -4


1988 President, Knox County, IL
CandidateVotesPct
George Bush (R) 10,842 45.7%
Michael Dukakis (D) 12,752 53.8%
Ron Paul (Lbt) 44 0.2%
Other 62 0.3%
TOTAL 23,700
Turnout: 55% Diff (St): -5 Diff (US): -8


1984 President, Knox County, IL
CandidateVotesPct
Ronald Reagan* (R) 14,974 55.2%
Walter Mondale (D) 12,027 44.3%
Other 121 0.4%
TOTAL 27,122
Turnout: 61% Diff (St): -1 Diff (US): -4


1980 President, Knox County, IL
CandidateVotesPct
Ronald Reagan (R) 14,907 56.9%
Jimmy Carter* (D) 8,749 33.4%
John Anderson (I) 2,069 7.9%
Edward Clark (Lbt) 382 1.5%
Other 91 0.3%
TOTAL 26,198
Turnout: 58% Diff (St): 7 Diff (US): 6


1976 President, Knox County, IL
CandidateVotesPct
Jimmy Carter (D) 11,525 44.4%
Gerald Ford* (R) 14,123 54.4%
Eugene McCarthy (I) 245 0.9%
Other 74 0.3%
TOTAL 25,967
Turnout: 61% Diff (St): 4 Diff (US): 6


1972 President, Knox County, IL
CandidateVotesPct
Richard Nixon* (R) 17,315 64.7%
George McGovern (D) 9,333 34.9%
Other 118 0.4%
TOTAL 26,766
Turnout: 63% Diff (St): 6 Diff (US): 4


1968 President, Knox County, IL
CandidateVotesPct
Richard Nixon (R) 14,216 53.9%
Hubert Humphrey (D) 9,707 36.8%
George Wallace (AIP) 2,394 9.1%
Other 79 0.3%
TOTAL 26,396
Turnout: 68% Diff (St): 7 Diff (US): 10


1964 President, Knox County, IL
CandidateVotesPct
Lyndon Johnson* (D) 15,000 53.9%
Barry Goldwater (R) 12,850 46.1%
TOTAL 27,850
Turnout: 72% Diff (St): 6 Diff (US): 8


1960 President, Knox County, IL
CandidateVotesPct
John Kennedy (D) 11,889 39.8%
Richard Nixon (R) 17,938 60.1%
Other 23 0.1%
TOTAL 29,850
Turnout: 77% Diff (St): 10 Diff (US): 10


1956 President, Knox County, IL
CandidateVotesPct
Dwight Eisenhower* (R) 18,656 66.0%
Adlai Stevenson (D) 9,558 33.8%
Other 37 0.1%
TOTAL 28,251
Turnout: 70% Diff (St): 7 Diff (US): 9


1952 President, Knox County, IL
CandidateVotesPct
Dwight Eisenhower (R) 18,569 64.2%
Adlai Stevenson (D) 10,354 35.8%
Other 17 0.1%
TOTAL 28,940
Turnout: 75% Diff (St): 9 Diff (US): 9


1948 President, Knox County, IL
CandidateVotesPct
Harry Truman* (D) 9,772 39.2%
Thomas Dewey (R) 15,016 60.2%
Other 164 0.7%
TOTAL 24,952
Turnout: 67% Diff (St): 11 Diff (US): 15


1944 President, Knox County, IL
CandidateVotesPct
Franklin Roosevelt* (D) 10,070 38.5%
Thomas Dewey (R) 15,964 61.0%
Other 126 0.5%
TOTAL 26,160
Turnout: 71% Diff (St): 13 Diff (US): 15


1940 President, Knox County, IL
CandidateVotesPct
Franklin Roosevelt* (D) 12,597 41.7%
Wendell Willkie (R) 17,459 57.8%
Other 168 0.6%
TOTAL 30,224
Turnout: 84% Diff (St): 9 Diff (US): 13


1936 President, Knox County, IL
CandidateVotesPct
Franklin Roosevelt* (D) 13,697 47.0%
Alf Landon (R) 14,712 50.5%
William Lemke (Union) 644 2.2%
Norman Thomas (Soc) 38 0.1%
Other 33 0.1%
TOTAL 29,124
Turnout: 87% Diff (St): 11 Diff (US): 14


1932 President, Knox County, IL
CandidateVotesPct
Franklin Roosevelt (D) 12,282 49.3%
Herbert Hoover* (R) 12,244 49.1%
Norman Thomas (Soc) 327 1.3%
Other 65 0.3%
TOTAL 24,918
Turnout: 75% Diff (St): 7 Diff (US): 10


1928 President, Knox County, IL
CandidateVotesPct
Herbert Hoover (R) 16,151 72.3%
Al Smith (D) 5,993 26.8%
Norman Thomas (Soc) 173 0.8%
Other 13 0.1%
TOTAL 22,330
Turnout: 72% Diff (St): 15 Diff (US): 14


1924 President, Knox County, IL
CandidateVotesPct
Calvin Coolidge (R) 12,968 65.9%
John Davis (D) 2,617 13.3%
Robert LaFollette (Prog) 4,044 20.5%
Other 51 0.3%
TOTAL 19,680
Turnout: 66% Diff (St): 7 Diff (US): 12


1920 President, Knox County, IL
CandidateVotesPct
Warren Harding (R) 12,559 73.9%
James Cox (D) 2,852 16.8%
Eugene Debs (Soc) 233 1.4%
Parley Christiansen (FL) 1,184 7.0%
Aaron Watkins (Proh) 145 0.9%
Other 32 0.2%
TOTAL 17,005
Turnout: 59% Diff (St): 6 Diff (US): 14


1916 President, Knox County, IL
CandidateVotesPct
Woodrow Wilson* (D) 6,785 36.6%
Charles Evans Hughes (R) 10,918 58.8%
Allan Benson (Soc) 435 2.3%
James Hanly (Proh) 417 2.2%
Other 8 0.0%
TOTAL 18,563
Turnout: 66% Diff (St): 6 Diff (US): 13


1912 President, Knox County, IL
CandidateVotesPct
Woodrow Wilson (D) 2,758 26.3%
Theodore Roosevelt (Prog) 5,386 51.5%
William Taft* (R) 1,750 16.7%
Eugene Debs (Soc) 405 3.9%
Eugene Chafin (Proh) 152 1.5%
Other 16 0.2%
TOTAL 10,467
Turnout: 37% Diff (St): -5 Diff (US): -6


1908 President, Knox County, IL
CandidateVotesPct
William Taft (R) 7,084 63.8%
William J. Bryan (D) 3,277 29.5%
Eugene Debs (Soc) 320 2.9%
Eugene Chafin (Proh) 381 3.4%
Thomas Hisgen (I) 25 0.2%
Other 11 0.1%
TOTAL 11,098
Turnout: 42% Diff (St): 9 Diff (US): 12


1904 President, Knox County, IL
CandidateVotesPct
Theodore Roosevelt (R) 7,566 73.8%
Alton Parker (D) 1,849 18.0%
Eugene Debs (Soc) 411 4.0%
Silas Swallow (Proh) 337 3.3%
Thomas Watson (Pop) 63 0.6%
Other 21 0.2%
TOTAL 10,247
Turnout: 40% Diff (St): 15 Diff (US): 17


1900 President, Knox County, IL
CandidateVotesPct
William McKinley* (R) 7,810 67.6%
William J. Bryan (D) 3,299 28.6%
John Woolley (Proh) 277 2.4%
Eugene Debs (Soc) 142 1.2%
Other 21 0.2%
TOTAL 11,549
Turnout: 46% Diff (St): 15 Diff (US): 16
* incumbent

Historical Statewide Election Results for Knox County, IL

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 45% Kathy Salvi (R) 9,130 52.0% Tammy Duckworth* (D) 8,072 46.0% 364 [+] 2.1% 17,566 10 0.43%
2022 G 45% Darren Bailey (R) 9,597 54.5% J.B. Pritzker* (D) 7,486 42.5% 515 [+] 2.9% 17,598 12 0.43%
2020 S2 58% Mark Curran (R) 11,349 49.7% Richard Durbin* (D) 10,820 47.4% 677 [+] 3.0% 22,846 11 0.38%
2018 G 44% J.B. Pritzker (D) 8,292 46.7% Bruce Rauner* (R) 7,831 44.1% 1,616 [+] 9.1% 17,739 5 0.39%
2016 S3 54% Tammy Duckworth (D) 10,651 48.0% Mark Kirk* (R) 10,350 46.6% 1,203 [+] 5.4% 22,204 7 0.40%
2014 S2 39% Richard Durbin* (D) 8,240 51.2% Jim Oberweis (R) 7,213 44.8% 644 [+] 4.0% 16,097 2 0.45%
2014 G 39% Bruce Rauner (R) 8,311 51.6% Pat Quinn* (D) 6,925 43.0% 862 [+] 5.4% 16,098 1 0.44%
2010 S3 39% Mark Kirk (R) 9,389 56.7% Alexi Giannoulias (D) 6,081 36.7% 1,093 [+] 6.6% 16,563 9 0.45%
2010 G 40% Bill Brady (R) 9,085 54.5% Pat Quinn* (D) 6,465 38.8% 1,132 [+] 6.8% 16,682 9 0.45%
2008 S2 56% Richard Durbin* (D) 16,075 68.2% Steve Sauerberg (R) 6,702 28.4% 782 [+] 3.3% 23,559 0 0.44%
2006 G 41% Rod Blagojevich* (D) 8,249 47.1% Judy Baar Topinka (R) 7,831 44.7% 1,443 [+] 8.2% 17,523 5 0.50%
2004 S3 57% Barack Obama (D) 17,098 70.3% Alan Keyes (R) 6,703 27.5% 531 [+] 2.2% 24,332 0 0.47%
2002 S2 43% Richard Durbin* (D) 10,912 59.3% Jim Durkin (R) 7,164 38.9% 332 [+] 1.8% 18,408 1 0.53%
2002 G 43% Jim Ryan (R) 10,073 54.2% Rod Blagojevich (D) 8,076 43.4% 446 [+] 2.4% 18,595 9 0.53%
1998 S3 43% Peter Fitzgerald (R) 10,613 57.0% Carol Moseley-Braun* (D) 7,596 40.8% 405 [+] 2.2% 18,614 7 0.55%
1998 G 43% George Ryan (R) 10,953 58.8% Glenn Poshard (D) 7,439 40.0% 227 [+] 1.2% 18,619 8 0.55%
1996 S2 51% Richard Durbin (D) 12,121 54.7% Al Salvi (R) 9,239 41.7% 806 [+] 3.6% 22,166 1 0.52%
1994 G 40% Jim Edgar* (R) 12,935 75.4% Dawn Clark Netsch (D) 3,964 23.1% 248 [+] 1.4% 17,147 12 0.55%
1992 S3 57% Carol Moseley-Braun (D) 13,001 52.6% Richard Williamson (R) 10,877 44.0% 824 [+] 3.3% 24,702 1 0.50%
1990 S2 44% Paul Simon* (D) 12,887 68.3% Lynn Martin (R) 5,984 31.7% 0 0.0% 18,871 -3 0.58%
1990 G 44% Jim Edgar (R) 10,535 55.3% Neil Hartigan (D) 8,315 43.7% 187 [+] 1.0% 19,037 5 0.58%
1986 S3 43% Alan Dixon* (D) 11,863 62.3% Judy Koehler (R) 7,044 37.0% 124 [+] 0.7% 19,031 3 0.61%
1986 G 43% James Thompson* (R) 9,067 48.0% Adlai Stevenson III (Illinois Solidarity) 8,509 45.1% 1,305 [+] 6.9% 18,881 -5 0.60%
1984 S2 61% Charles Percy* (R) 14,041 52.0% Paul Simon (D) 12,597 46.7% 359 [+] 1.3% 26,997 4 0.56%
1982 G 48% James Thompson* (R) 11,032 51.5% Adlai Stevenson III (D) 10,054 46.9% 345 [+] 1.6% 21,431 2 0.58%
1980 S3 57% David O'Neal (R) 13,214 51.1% Alan Dixon (D) 12,187 47.2% 439 [+] 1.7% 25,840 9 0.56%
1978 S2 40% Charles Percy* (R) 9,118 53.9% Alex Seith (D) 7,478 44.2% 319 [+] 1.9% 16,915 1 0.53%
1978 G 40% James Thompson* (R) 10,246 60.5% Michael Bakalis (D) 6,497 38.4% 182 [+] 1.1% 16,925 2 0.54%
1976 G 61% James Thompson (R) 18,478 71.7% Michael Howlitt (D) 7,187 27.9% 104 [+] 0.4% 25,769 7 0.56%
1974 S3 40% Adlai Stevenson III* (D) 9,161 53.5% George Burditt (R) 7,881 46.1% 67 [+] 0.4% 17,109 9 0.59%
1972 S2 62% Charles Percy* (R) 17,857 68.4% Roman Pucinski (D) 8,189 31.4% 68 [+] 0.3% 26,114 6 0.57%
1972 G 63% Richard Ogilvie* (R) 13,750 51.6% Daniel Walker (D) 12,848 48.2% 40 [+] 0.2% 26,638 3 0.57%
1970 S3 49% Ralph Smith* (R) 10,348 53.2% Adlai Stevenson III (D) 9,047 46.5% 51 [+] 0.3% 19,446 11 0.54%
1968 S3 66% Everett Dirksen* (R) 15,822 62.0% William Clark (D) 9,563 37.5% 117 [+] 0.5% 25,502 9 0.57%
1968 G 67% Richard Ogilvie (R) 14,187 54.8% Samuel Shapiro* (D) 11,554 44.6% 138 [+] 0.5% 25,879 4 0.57%
1966 S2 61% Charles Percy (R) 13,118 55.2% Paul Douglas* (D) 10,584 44.6% 49 [+] 0.2% 23,751 0 0.62%
1964 G 71% Charles Percy (R) 14,234 51.6% Otto Kerner* (D) 13,352 48.4% 0 0.0% 27,586 4 0.59%
1962 S3 54% Everett Dirksen* (R) 12,742 61.2% Sidney Yates (D) 8,093 38.8% 0 0.0% 20,835 8 0.56%
1960 S2 75% Samuel Witwer (R) 15,743 53.9% Paul Douglas* (D) 13,454 46.1% 10 [+] 0.0% 29,207 9 0.63%
1960 G 76% William Stratton* (R) 15,687 53.4% Otto Kerner (D) 13,675 46.5% 17 [+] 0.1% 29,379 9 0.63%
*: 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 Knox County, IL

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 IL17Esther King (R) 9,405 53.8% Eric Sorenson (D) 8,080 46.2% 0 0.0% 17,485
County Total for 2022-11-08:   17,485
2020-11-03 IL17Cheri Bustos* (D) 11,482 50.4% Esther King (R) 11,316 49.6% 0 0.0% 22,798
County Total for 2020-11-03:   22,798
2018-11-06 IL17Cheri Bustos* (D) 11,203 62.7% Bill Fawell (R) 6,671 37.3% 0 0.0% 17,874
County Total for 2018-11-06:   17,874
2016-11-08 IL17Cheri Bustos* (D) 12,882 57.6% Patrick Harlan (R) 9,486 42.4% 0 0.0% 22,368
County Total for 2016-11-08:   22,368
2014-11-04 IL17Cheri Bustos* (D) 8,848 54.9% Bobby Schilling (R) 7,270 45.1% 0 0.0% 16,118
County Total for 2014-11-04:   16,118
2012-11-06 IL17Cheri Bustos (D) 12,102 52.8% Bobby Schilling* (R) 10,808 47.2% 0 0.0% 22,910
County Total for 2012-11-06:   22,910
2010-11-02 IL17Phil Hare* (D) 7,005 48.8% Bobby Schilling (R) 6,810 47.4% 552 3.8% 14,367
2010-11-02 IL18Aaron Schock* (R) 1,667 70.5% Diedre Hirner (D) 592 25.1% 104 4.4% 2,363
County Total for 2010-11-02:   16,730
2008-11-04 IL17Phil Hare* (D) 17,497 100.0% 0 0.0% 17,497
2008-11-04 IL18Aaron Schock (R) 1,631 51.0% Colleen Callahan (D) 1,475 46.1% 94 2.9% 3,200
County Total for 2008-11-04:   20,697
2006-11-07 IL17Phil Hare (D) 9,417 62.0% Andrea Zinga (R) 5,772 38.0% 0 0.0% 15,189
2006-11-07 IL18Ray LaHood* (R) 1,546 64.2% Steve Waterworth (D) 862 35.8% 0 0.0% 2,408
County Total for 2006-11-07:   17,597
2004-11-02 IL17Lane Evans* (D) 14,369 67.4% Andrea Zinga (R) 6,959 32.6% 0 0.0% 21,328
2004-11-02 IL18Ray LaHood* (R) 2,210 67.6% Steve Waterworth (D) 1,059 32.4% 0 0.0% 3,269
County Total for 2004-11-02:   24,597
2002-11-05 IL17Lane Evans* (D) 10,912 67.3% Peter Calderone (R) 5,299 32.7% 0 0.0% 16,211
2002-11-05 IL18Ray LaHood* (R) 2,067 100.0% 0 0.0% 2,067
County Total for 2002-11-05:   18,278
2000-11-07 IL17Lane Evans* (D) 15,134 65.2% Mark Baker (R) 8,090 34.8% 0 0.0% 23,224
County Total for 2000-11-07:   23,224
1998-11-03 IL17Lane Evans* (D) 11,325 60.0% Mark Baker (R) 7,539 40.0% 0 0.0% 18,864
County Total for 1998-11-03:   18,864
1996-11-05 IL17Lane Evans* (D) 13,557 60.3% Mark Baker (R) 8,763 39.0% 151 0.7% 22,471
County Total for 1996-11-05:   22,471
1994-11-08 IL17Lane Evans* (D) 10,591 60.4% Jim Anderson (R) 6,948 39.6% 0 0.0% 17,539
County Total for 1994-11-08:   17,539
1992-11-03 IL17Lane Evans* (D) 16,470 65.9% Ken Schloemer (R) 8,534 34.1% 0 0.0% 25,004
County Total for 1992-11-03:   25,004
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Knox County, IL

Party registration is not used in this state, however as of 2022 registrations in Knox County, IL were estimated to be 27% Republican and 28% Democrat.

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2022 31,205 0 0.0% 0 0.0% 31,205 100.0% n/a n/a 80%
2020 33,379 0 0.0% 0 0.0% 33,379 100.0% n/a n/a 85%
2018 33,583 0 0.0% 0 0.0% 33,583 100.0% n/a n/a 85%
2016 34,214 0 0.0% 0 0.0% 34,214 100.0% n/a n/a 85%
2012 33,417 0 0.0% 0 0.0% 33,417 100.0% n/a n/a 81%
2010 34,258 0 0.0% 0 0.0% 34,258 100.0% n/a n/a 81%
2008 34,898 0 0.0% 0 0.0% 34,898 100.0% n/a n/a 82%
2006 34,254 0 0.0% 0 0.0% 34,254 100.0% n/a n/a 80%
2004 36,847 0 0.0% 0 0.0% 36,847 100.0% n/a n/a 86%
2000 38,924 0 0.0% 0 0.0% 38,924 100.0% n/a n/a 89%
1994 28,857 0 0.0% 0 0.0% 28,857 100.0% n/a n/a 67%
1986 31,865 0 0.0% 0 0.0% 31,865 100.0% n/a n/a 73%
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.