Delaware County, IA
IA · Presidential Elections 1892–2024
Delaware County, IA (Iowa) voted R+39.5 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 6,984 votes (68.89%) to 2,978 (29.37%) for Harris.
This represents a R+4.4% swing toward Republicans compared to 2020. Delaware County is classified as a deep Republican county. Delaware County has voted Republican in every presidential election since 2012. The county has a population of approximately 17,558.
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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 | 29.4%(2,978) | 68.9%(6,984) | R+39.5 | R+4.4 |
| 2020 | 31.6%(3,157) | 66.6%(6,666) | R+35.1 | R+5.8 |
| 2016 | 31.7%(2,957) | 61.0%(5,694) | R+29.3 | R+29.1 |
| 2012 | 49.2%(4,616) | 49.4%(4,636) | R+0.2 | R+6.2 |
| 2008 | 52.2%(4,649) | 46.2%(4,113) | D+6.0 | D+13.4 |
| 2004 | 46.0%(4,227) | 53.4%(4,908) | R+7.4 | R+1.8 |
| 2000 | 45.6%(3,808) | 51.2%(4,273) | R+5.6 | R+14.1 |
| 1996 | 49.4%(3,704) | 40.9%(3,065) | D+8.5 | D+9.7 |
| 1992 | 36.4%(3,093) | 37.6%(3,195) | R+1.2 | R+8.2 |
| 1988 | 53.1%(3,947) | 46.1%(3,425) | D+7.0 | D+27.2 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Delaware County, IA • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 28.7%(2,210) | 70.5%(5,423) | R+41.8 | R+9.4 |
| 2020 | 32.6%(3,235) | 65.0%(6,454) | R+32.4 | D+12.0 |
| 2016 | 25.8%(2,369) | 70.2%(6,445) | R+44.4 | R+23.7 |
| 2014 | 37.9%(2,620) | 58.6%(4,052) | R+20.7 | D+26.9 |
| 2010 | 24.9%(1,734) | 72.5%(5,048) | R+47.6 | R+73.6 |
| 2008 | 63.0%(5,513) | 37.0%(3,234) | D+26.1 | D+80.9 |
| 2004 | 21.9%(1,987) | 76.7%(6,965) | R+54.8 | R+54.0 |
| 2002 | 49.0%(3,096) | 49.8%(3,148) | R+0.8 | D+52.3 |
| 1998 | 23.2%(1,377) | 76.3%(4,537) | R+53.2 | R+58.1 |
| 1996 | 51.8%(3,754) | 46.9%(3,396) | D+4.9 | D+64.4 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 24.5%(1,871) | 73.7%(5,632) | R+49.2 | R+21.7 |
| 2018 | 34.8%(2,667) | 62.3%(4,779) | R+27.5 | D+8.3 |
| 2014 | 30.8%(2,131) | 66.6%(4,604) | R+35.8 | R+21.1 |
| 2010 | 41.3%(2,881) | 56.0%(3,905) | R+14.7 | R+14.0 |
| 2006 | 49.1%(3,471) | 49.8%(3,521) | R+0.7 | R+2.0 |
| 2002 | 49.2%(3,107) | 47.9%(3,023) | D+1.3 | D+5.6 |
| 1998 | 47.2%(2,881) | 51.5%(3,143) | R+4.3 | D+27.3 |
| 1994 | 33.7%(2,177) | 65.3%(4,218) | R+31.6 | D+11.9 |
| 1990 | 28.1%(1,840) | 71.6%(4,684) | R+43.4 | R+30.4 |
| 1986 | 43.5%(2,194) | 56.5%(2,850) | R+13.0 | D+15.4 |
Source: Official state election returns via MIT Election Data + Science Lab