Mason County, IL
IL · Presidential Elections 1892–2024
Mason County, IL (Illinois) voted R+42.2 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 4,464 votes (70.03%) to 1,773 (27.82%) for Harris.
This represents a R+2.9% swing toward Republicans compared to 2020. Mason County is classified as a deep Republican county. Mason County has voted Republican in every presidential election since 2012. The county has a population of approximately 12,745.
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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 | 27.8%(1,773) | 70.0%(4,464) | R+42.2 | R+2.9 |
| 2020 | 29.3%(1,985) | 68.6%(4,654) | R+39.3 | R+7.9 |
| 2016 | 31.0%(2,014) | 62.5%(4,058) | R+31.5 | R+25.2 |
| 2012 | 45.5%(2,867) | 51.9%(3,265) | R+6.3 | R+12.2 |
| 2008 | 52.0%(3,542) | 46.1%(3,141) | D+5.9 | D+15.5 |
| 2004 | 44.8%(3,215) | 54.4%(3,907) | R+9.6 | R+6.4 |
| 2000 | 47.1%(3,192) | 50.4%(3,411) | R+3.2 | R+18.1 |
| 1996 | 52.5%(3,385) | 37.7%(2,430) | D+14.8 | R+4.6 |
| 1992 | 51.5%(3,969) | 32.1%(2,473) | D+19.4 | D+19.7 |
| 1988 | 49.7%(3,406) | 50.0%(3,424) | R+0.3 | D+9.8 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Mason County, IL • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 36.2%(1,780) | 63.8%(3,135) | R+27.6 | R+2.2 |
| 2020 | 35.8%(2,387) | 61.1%(4,075) | R+25.3 | R+3.3 |
| 2016 | 36.0%(2,301) | 58.0%(3,708) | R+22.0 | R+20.9 |
| 2014 | 46.8%(2,474) | 47.9%(2,532) | R+1.1 | D+23.5 |
| 2010 | 32.7%(1,571) | 57.2%(2,753) | R+24.6 | R+65.0 |
| 2008 | 68.7%(4,601) | 28.4%(1,898) | D+40.4 | D+7.7 |
| 2004 | 64.8%(4,498) | 32.1%(2,230) | D+32.7 | R+0.7 |
| 2002 | 65.8%(3,835) | 32.4%(1,887) | D+33.4 | D+55.4 |
| 1998 | 38.1%(1,947) | 60.1%(3,066) | R+21.9 | R+30.2 |
| 1996 | 52.4%(3,327) | 44.1%(2,803) | D+8.3 | R+7.5 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 29.1%(1,468) | 66.6%(3,361) | R+37.5 | R+21.9 |
| 2018 | 34.5%(1,790) | 50.0%(2,599) | R+15.6 | D+4.6 |
| 2014 | 35.9%(1,891) | 56.1%(2,952) | R+20.1 | D+5.3 |
| 2010 | 32.7%(1,594) | 58.1%(2,836) | R+25.5 | R+15.3 |
| 2006 | 37.9%(1,895) | 48.1%(2,405) | R+10.2 | R+13.1 |
| 2002 | 50.1%(2,952) | 47.2%(2,781) | D+2.9 | D+7.0 |
| 1998 | 47.5%(2,444) | 51.5%(2,653) | R+4.1 | D+36.9 |
| 1994 | 28.8%(1,463) | 69.7%(3,546) | R+41.0 | R+38.0 |
| 1990 | 48.1%(2,865) | 51.0%(3,039) | R+2.9 | D+37.5 |
| 1986 | 6.0%(332) | 46.4%(2,566) | R+40.4 | R+39.6 |
Source: Official state election returns via MIT Election Data + Science Lab