Knox County, IL
IL · Presidential Elections 1892–2024
Knox County, IL (Illinois) voted R+9.4 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 11,917 votes (53.7%) to 9,838 (44.33%) for Harris.
This represents a R+3.7% swing toward Republicans compared to 2020. Knox County is classified as a lean Republican county. Knox County has voted Republican in every presidential election since 2016. The county has a population of approximately 49,046.
Quick Stats
Demographics
Community Profile
Religious Composition
Source: Religion Census 2020Ancestry Groups
Source: Census ACSTop reported ancestry groups (compared to national average).
Age Distribution
Employment by Industry
Census ACSPresidential Elections
Presidential Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 44.3%(9,838) | 53.7%(11,917) | R+9.4 | R+3.7 |
| 2020 | 46.1%(10,703) | 51.8%(12,009) | R+5.6 | R+2.7 |
| 2016 | 44.8%(10,083) | 47.7%(10,737) | R+2.9 | R+20.2 |
| 2012 | 57.6%(13,451) | 40.3%(9,408) | D+17.3 | R+2.6 |
| 2008 | 59.2%(14,191) | 39.3%(9,419) | D+19.9 | D+10.6 |
| 2004 | 54.3%(13,403) | 45.0%(11,111) | D+9.3 | R+2.2 |
| 2000 | 54.3%(12,572) | 42.8%(9,912) | D+11.5 | R+9.2 |
| 1996 | 55.4%(12,487) | 34.7%(7,822) | D+20.7 | D+4.1 |
| 1992 | 49.5%(12,524) | 32.9%(8,331) | D+16.6 | D+8.5 |
| 1988 | 53.8%(12,752) | 45.8%(10,842) | D+8.1 | D+18.9 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Knox County, IL • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 47.3%(8,194) | 52.7%(9,130) | R+5.4 | R+3.1 |
| 2020 | 47.4%(10,820) | 49.7%(11,349) | R+2.3 | R+3.7 |
| 2016 | 48.0%(10,651) | 46.6%(10,350) | D+1.4 | R+5.0 |
| 2014 | 51.2%(8,240) | 44.8%(7,213) | D+6.4 | D+26.4 |
| 2010 | 36.7%(6,081) | 56.7%(9,389) | R+20.0 | R+59.8 |
| 2008 | 68.2%(16,075) | 28.4%(6,702) | D+39.8 | R+2.9 |
| 2004 | 70.3%(17,098) | 27.5%(6,703) | D+42.7 | D+22.4 |
| 2002 | 59.3%(10,912) | 38.9%(7,164) | D+20.4 | D+36.6 |
| 1998 | 40.8%(7,596) | 57.0%(10,613) | R+16.2 | R+29.2 |
| 1996 | 54.7%(12,121) | 41.7%(9,239) | D+13.0 | D+4.4 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 42.4%(7,486) | 54.4%(9,597) | R+12.0 | R+14.6 |
| 2018 | 46.8%(8,292) | 44.2%(7,831) | D+2.6 | D+11.2 |
| 2014 | 43.0%(6,925) | 51.6%(8,311) | R+8.6 | D+7.1 |
| 2010 | 38.8%(6,465) | 54.5%(9,085) | R+15.7 | R+18.1 |
| 2006 | 47.1%(8,249) | 44.7%(7,831) | D+2.4 | D+13.1 |
| 2002 | 43.4%(8,076) | 54.2%(10,073) | R+10.7 | D+8.1 |
| 1998 | 40.0%(7,439) | 58.8%(10,953) | R+18.9 | D+33.4 |
| 1994 | 23.1%(3,964) | 75.4%(12,935) | R+52.3 | R+40.7 |
| 1990 | 43.7%(8,315) | 55.3%(10,535) | R+11.7 | D+30.1 |
| 1986 | 6.2%(1,178) | 48.0%(9,067) | R+41.8 | R+37.2 |
Source: Official state election returns via MIT Election Data + Science Lab