Jersey County, IL
IL · Presidential Elections 1892–2024
Jersey County, IL (Illinois) voted R+50.2 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 8,684 votes (74.26%) to 2,816 (24.08%) for Harris.
This represents a R+2.1% swing toward Republicans compared to 2020. Jersey County is classified as a deep Republican county. Jersey County has voted Republican in every presidential election since 2000. The county has a population of approximately 21,274.
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 | 24.1%(2,816) | 74.3%(8,684) | R+50.2 | R+2.1 |
| 2020 | 24.8%(2,961) | 72.8%(8,712) | R+48.1 | R+2.0 |
| 2016 | 24.4%(2,679) | 70.5%(7,748) | R+46.1 | R+22.4 |
| 2012 | 36.7%(3,667) | 60.4%(6,039) | R+23.7 | R+21.0 |
| 2008 | 47.6%(5,042) | 50.4%(5,329) | R+2.7 | D+5.6 |
| 2004 | 45.4%(4,597) | 53.6%(5,435) | R+8.3 | R+4.6 |
| 2000 | 46.3%(4,355) | 49.9%(4,699) | R+3.7 | R+15.8 |
| 1996 | 48.8%(4,275) | 36.6%(3,211) | D+12.1 | R+5.9 |
| 1992 | 47.0%(4,749) | 29.1%(2,933) | D+18.0 | D+17.6 |
| 1988 | 50.0%(4,376) | 49.6%(4,343) | D+0.4 | D+15.9 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Jersey County, IL • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 30.2%(2,776) | 69.8%(6,402) | R+39.5 | R+2.0 |
| 2020 | 29.9%(3,478) | 67.4%(7,850) | R+37.5 | R+22.4 |
| 2016 | 39.8%(4,233) | 54.9%(5,840) | R+15.1 | D+0.7 |
| 2014 | 39.9%(3,176) | 55.6%(4,434) | R+15.8 | D+12.4 |
| 2010 | 32.5%(2,450) | 60.7%(4,569) | R+28.2 | R+50.6 |
| 2008 | 58.7%(6,018) | 36.3%(3,718) | D+22.4 | D+3.6 |
| 2004 | 57.9%(5,670) | 39.1%(3,825) | D+18.8 | R+0.5 |
| 2002 | 58.5%(4,426) | 39.1%(2,959) | D+19.4 | D+46.3 |
| 1998 | 35.1%(2,458) | 62.1%(4,343) | R+26.9 | R+37.8 |
| 1996 | 53.7%(4,654) | 42.9%(3,717) | D+10.8 | R+8.1 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 22.8%(2,174) | 73.2%(6,971) | R+50.4 | R+31.4 |
| 2018 | 29.8%(2,569) | 48.8%(4,200) | R+18.9 | D+17.5 |
| 2014 | 28.6%(2,292) | 65.0%(5,215) | R+36.4 | R+7.5 |
| 2010 | 32.7%(2,509) | 61.6%(4,724) | R+28.9 | R+30.9 |
| 2006 | 47.6%(3,624) | 45.6%(3,469) | D+2.0 | R+2.2 |
| 2002 | 50.8%(3,922) | 46.5%(3,592) | D+4.3 | D+7.4 |
| 1998 | 47.8%(3,383) | 51.0%(3,604) | R+3.1 | D+29.4 |
| 1994 | 31.8%(2,223) | 64.3%(4,498) | R+32.5 | R+54.6 |
| 1990 | 60.6%(4,747) | 38.5%(3,017) | D+22.1 | D+62.9 |
| 1986 | 9.9%(701) | 50.7%(3,598) | R+40.8 | R+42.0 |
Source: Official state election returns via MIT Election Data + Science Lab