Dallas County, IA
IA · Presidential Elections 1892–2024
Dallas County, IA (Iowa) voted R+4.7 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 32,374 votes (51.42%) to 29,402 (46.7%) for Harris.
This represents a R+2.7% swing toward Republicans compared to 2020. Dallas County is classified as a competitive Republican county. Dallas County has voted Republican in every presidential election since 2000. The county has a population of approximately 107,968.
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 | 46.7%(29,402) | 51.4%(32,374) | R+4.7 | R+2.7 |
| 2020 | 48.0%(26,879) | 50.0%(27,987) | R+2.0 | D+7.5 |
| 2016 | 40.7%(15,701) | 50.1%(19,339) | R+9.4 | D+2.1 |
| 2012 | 43.5%(16,576) | 55.1%(20,988) | R+11.6 | R+6.0 |
| 2008 | 46.4%(15,149) | 51.9%(16,954) | R+5.5 | D+10.7 |
| 2004 | 41.5%(10,917) | 57.8%(15,183) | R+16.2 | R+7.2 |
| 2000 | 44.3%(8,561) | 53.3%(10,306) | R+9.0 | R+17.6 |
| 1996 | 50.1%(8,017) | 41.5%(6,647) | D+8.6 | D+2.1 |
| 1992 | 44.1%(6,554) | 37.6%(5,587) | D+6.5 | R+14.8 |
| 1988 | 60.4%(7,501) | 39.1%(4,858) | D+21.3 | D+17.5 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Dallas County, IA • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 46.3%(20,757) | 51.9%(23,286) | R+5.6 | D+0.3 |
| 2020 | 45.8%(25,427) | 51.7%(28,727) | R+5.9 | D+27.1 |
| 2016 | 31.4%(11,876) | 64.5%(24,374) | R+33.1 | R+10.8 |
| 2014 | 37.2%(10,763) | 59.5%(17,205) | R+22.3 | D+22.4 |
| 2010 | 26.4%(6,736) | 71.2%(18,126) | R+44.7 | R+49.4 |
| 2008 | 52.3%(16,765) | 47.6%(15,248) | D+4.7 | D+59.1 |
| 2004 | 22.0%(5,714) | 76.4%(19,819) | R+54.4 | R+55.5 |
| 2002 | 49.7%(8,165) | 48.6%(7,978) | D+1.1 | D+40.8 |
| 1998 | 29.7%(4,057) | 69.3%(9,482) | R+39.7 | R+45.6 |
| 1996 | 52.4%(8,397) | 46.5%(7,450) | D+5.9 | D+47.9 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 43.2%(19,272) | 54.7%(24,403) | R+11.5 | R+8.2 |
| 2018 | 47.4%(19,804) | 50.8%(21,189) | R+3.3 | D+30.3 |
| 2014 | 31.3%(9,072) | 64.9%(18,815) | R+33.6 | R+10.7 |
| 2010 | 36.1%(9,242) | 59.0%(15,103) | R+22.9 | R+19.3 |
| 2006 | 47.3%(9,327) | 50.9%(10,031) | R+3.6 | R+6.1 |
| 2002 | 50.1%(8,241) | 47.5%(7,819) | D+2.6 | R+5.1 |
| 1998 | 53.3%(7,333) | 45.6%(6,284) | D+7.6 | D+19.3 |
| 1994 | 43.3%(5,517) | 55.0%(7,001) | R+11.7 | D+0.0 |
| 1990 | 43.8%(4,281) | 55.5%(5,423) | R+11.7 | R+18.2 |
| 1986 | 53.2%(5,151) | 46.7%(4,523) | D+6.5 | R+6.0 |
Source: Official state election returns via MIT Election Data + Science Lab