Iroquois County, IL
IL · Presidential Elections 1892–2024
Iroquois County, IL (Illinois) voted R+57.3 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 10,376 votes (77.87%) to 2,747 (20.62%) for Harris.
This represents a R+0.5% swing toward Republicans compared to 2020. Iroquois County is classified as a deep Republican county. Iroquois County has voted Republican in every presidential election since 1940. The county has a population of approximately 26,449.
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 | 20.6%(2,747) | 77.9%(10,376) | R+57.3 | R+0.5 |
| 2020 | 20.7%(2,908) | 77.5%(10,877) | R+56.7 | R+1.4 |
| 2016 | 19.1%(2,504) | 74.4%(9,750) | R+55.3 | R+10.8 |
| 2012 | 26.6%(3,413) | 71.2%(9,120) | R+44.5 | R+14.7 |
| 2008 | 34.1%(4,643) | 64.0%(8,695) | R+29.8 | D+14.2 |
| 2004 | 27.7%(3,832) | 71.7%(9,914) | R+44.0 | R+12.0 |
| 2000 | 32.8%(4,397) | 64.7%(8,685) | R+31.9 | R+16.2 |
| 1996 | 35.8%(4,559) | 51.5%(6,564) | R+15.7 | D+1.5 |
| 1992 | 30.6%(4,440) | 47.8%(6,948) | R+17.3 | D+21.4 |
| 1988 | 30.4%(4,221) | 69.1%(9,596) | R+38.7 | D+16.0 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Iroquois County, IL • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 22.7%(2,351) | 77.3%(8,018) | R+54.7 | R+2.9 |
| 2020 | 22.2%(3,075) | 74.0%(10,249) | R+51.8 | R+0.4 |
| 2016 | 21.4%(2,755) | 72.7%(9,379) | R+51.4 | R+8.3 |
| 2014 | 26.3%(2,481) | 69.4%(6,548) | R+43.1 | D+13.5 |
| 2010 | 18.0%(1,871) | 74.6%(7,763) | R+56.6 | R+58.1 |
| 2008 | 48.4%(6,424) | 47.0%(6,229) | D+1.5 | D+5.7 |
| 2004 | 46.3%(6,177) | 50.5%(6,736) | R+4.2 | D+10.1 |
| 2002 | 41.8%(4,372) | 56.1%(5,868) | R+14.3 | D+29.2 |
| 1998 | 27.4%(2,931) | 71.0%(7,590) | R+43.6 | R+17.0 |
| 1996 | 35.0%(4,403) | 61.6%(7,743) | R+26.6 | R+3.3 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 18.4%(1,948) | 78.7%(8,334) | R+60.3 | R+5.9 |
| 2018 | 18.2%(1,858) | 72.5%(7,419) | R+54.4 | D+4.9 |
| 2014 | 18.2%(1,723) | 77.5%(7,329) | R+59.3 | R+4.8 |
| 2010 | 18.9%(1,997) | 73.4%(7,741) | R+54.5 | R+17.5 |
| 2006 | 23.7%(2,192) | 60.6%(5,613) | R+37.0 | R+6.6 |
| 2002 | 33.1%(3,516) | 63.4%(6,741) | R+30.4 | R+5.4 |
| 1998 | 37.0%(3,976) | 62.0%(6,660) | R+25.0 | D+39.5 |
| 1994 | 16.9%(1,905) | 81.4%(9,160) | R+64.5 | R+36.7 |
| 1990 | 35.6%(4,150) | 63.3%(7,392) | R+27.8 | D+34.6 |
| 1986 | 4.7%(521) | 67.1%(7,367) | R+62.4 | R+16.1 |
Source: Official state election returns via MIT Election Data + Science Lab