Marshall County, IA
IA · Presidential Elections 1892–2024
Marshall County, IA (Iowa) voted R+15.5 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 9,815 votes (56.83%) to 7,134 (41.31%) for Harris.
This represents a R+7.8% swing toward Republicans compared to 2020. Marshall County is classified as a solid Republican county. Marshall County has voted Republican in every presidential election since 2016. The county has a population of approximately 40,114.
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 | 41.3%(7,134) | 56.8%(9,815) | R+15.5 | R+7.8 |
| 2020 | 45.1%(8,176) | 52.8%(9,571) | R+7.7 | D+0.5 |
| 2016 | 42.1%(7,652) | 50.3%(9,146) | R+8.2 | R+17.6 |
| 2012 | 53.8%(10,257) | 44.4%(8,472) | D+9.4 | D+0.0 |
| 2008 | 53.7%(10,023) | 44.4%(8,278) | D+9.4 | D+9.9 |
| 2004 | 49.3%(9,443) | 49.9%(9,557) | R+0.6 | D+2.0 |
| 2000 | 47.2%(8,322) | 49.9%(8,785) | R+2.6 | R+12.2 |
| 1996 | 50.0%(8,669) | 40.5%(7,017) | D+9.5 | D+1.2 |
| 1992 | 45.4%(8,303) | 37.1%(6,784) | D+8.3 | R+3.7 |
| 1988 | 55.6%(9,760) | 43.6%(7,657) | D+12.0 | D+22.2 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Marshall County, IA • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 40.5%(5,060) | 58.5%(7,307) | R+18.0 | R+13.1 |
| 2020 | 45.9%(8,187) | 50.7%(9,057) | R+4.9 | D+16.8 |
| 2016 | 37.1%(6,585) | 58.8%(10,432) | R+21.7 | R+14.3 |
| 2014 | 44.2%(6,041) | 51.6%(7,049) | R+7.4 | D+22.1 |
| 2010 | 34.0%(4,836) | 63.5%(9,026) | R+29.5 | R+49.6 |
| 2008 | 60.0%(11,023) | 39.9%(7,327) | D+20.1 | D+62.9 |
| 2004 | 27.8%(5,259) | 70.6%(13,343) | R+42.8 | R+55.9 |
| 2002 | 55.7%(7,908) | 42.6%(6,047) | D+13.1 | D+52.2 |
| 1998 | 30.0%(4,203) | 69.1%(9,679) | R+39.1 | R+45.8 |
| 1996 | 52.8%(9,163) | 46.1%(7,995) | D+6.7 | D+48.1 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 37.0%(4,584) | 60.9%(7,544) | R+23.9 | R+22.9 |
| 2018 | 48.4%(7,095) | 49.4%(7,243) | R+1.0 | D+8.1 |
| 2014 | 43.4%(5,958) | 52.5%(7,202) | R+9.1 | R+3.7 |
| 2010 | 44.4%(6,344) | 49.8%(7,116) | R+5.4 | R+13.9 |
| 2006 | 53.5%(7,322) | 44.9%(6,155) | D+8.5 | R+1.1 |
| 2002 | 53.6%(7,624) | 44.0%(6,256) | D+9.6 | D+2.9 |
| 1998 | 52.9%(7,436) | 46.1%(6,489) | D+6.7 | D+13.6 |
| 1994 | 45.6%(6,968) | 52.5%(8,010) | R+6.8 | D+3.9 |
| 1990 | 44.3%(6,560) | 55.0%(8,154) | R+10.8 | R+20.9 |
| 1986 | 55.1%(7,866) | 44.9%(6,412) | D+10.2 | D+15.9 |
Source: Official state election returns via MIT Election Data + Science Lab