Warren County, IA
IA · Presidential Elections 1892–2024
Warren County, IA (Iowa) voted R+20.6 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 19,486 votes (59.4%) to 12,712 (38.75%) for Harris.
This represents a R+3.9% swing toward Republicans compared to 2020. Warren County is classified as a solid Republican county. Warren County has voted Republican in every presidential election since 2012. The county has a population of approximately 54,409.
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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 | 38.8%(12,712) | 59.4%(19,486) | R+20.6 | R+3.9 |
| 2020 | 40.5%(12,574) | 57.3%(17,782) | R+16.8 | R+0.8 |
| 2016 | 37.9%(10,411) | 53.9%(14,814) | R+16.0 | R+14.1 |
| 2012 | 48.1%(12,551) | 50.1%(13,052) | R+1.9 | R+2.5 |
| 2008 | 49.4%(12,299) | 48.8%(12,144) | D+0.6 | D+6.8 |
| 2004 | 46.5%(10,730) | 52.8%(12,160) | R+6.2 | R+5.7 |
| 2000 | 48.5%(9,521) | 49.0%(9,621) | R+0.5 | R+13.2 |
| 1996 | 52.2%(9,120) | 39.5%(6,905) | D+12.7 | D+5.5 |
| 1992 | 45.0%(8,612) | 37.8%(7,242) | D+7.2 | R+12.7 |
| 1988 | 59.7%(9,627) | 39.8%(6,424) | D+19.9 | D+20.5 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Warren County, IA • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 40.0%(9,634) | 58.3%(14,052) | R+18.3 | R+2.7 |
| 2020 | 40.7%(12,478) | 56.3%(17,276) | R+15.6 | D+15.5 |
| 2016 | 32.4%(8,700) | 63.5%(17,081) | R+31.2 | R+15.4 |
| 2014 | 39.9%(7,784) | 55.7%(10,861) | R+15.8 | D+18.2 |
| 2010 | 31.9%(6,429) | 65.9%(13,273) | R+34.0 | R+48.3 |
| 2008 | 57.1%(13,979) | 42.8%(10,471) | D+14.3 | D+58.2 |
| 2004 | 27.4%(6,163) | 71.2%(16,018) | R+43.8 | R+58.2 |
| 2002 | 56.4%(9,145) | 42.0%(6,819) | D+14.3 | D+48.6 |
| 1998 | 32.4%(4,577) | 66.7%(9,414) | R+34.3 | R+40.7 |
| 1996 | 52.8%(9,151) | 46.4%(8,043) | D+6.4 | D+42.7 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 35.8%(8,531) | 61.4%(14,631) | R+25.6 | R+17.9 |
| 2018 | 45.1%(10,942) | 52.8%(12,801) | R+7.7 | D+14.8 |
| 2014 | 36.4%(7,123) | 58.8%(11,509) | R+22.4 | R+11.4 |
| 2010 | 41.7%(8,431) | 52.7%(10,653) | R+11.0 | R+16.4 |
| 2006 | 52.0%(9,051) | 46.5%(8,103) | D+5.4 | R+7.2 |
| 2002 | 55.2%(8,931) | 42.6%(6,891) | D+12.6 | D+3.8 |
| 1998 | 54.1%(7,676) | 45.2%(6,421) | D+8.8 | D+17.7 |
| 1994 | 45.0%(6,465) | 53.8%(7,735) | R+8.8 | D+2.6 |
| 1990 | 44.1%(6,018) | 55.5%(7,581) | R+11.5 | R+16.6 |
| 1986 | 52.5%(6,143) | 47.4%(5,542) | D+5.1 | R+4.4 |
Source: Official state election returns via MIT Election Data + Science Lab