Presidential elections · 2000–2024
Dallas County, IA — Presidential Election Results (2000–2024)
In 2024, Dallas County, Iowa voted for Donald J. Trump (Republican) by R+4.7 — 29,402 Democratic to 32,374 Republican of 62,961 votes cast. From 2020 to 2024 it shifted 2.4 points toward Republicans. That makes it 8.5 points more Democratic than Iowa overall (R+13.2).
Data: MIT Election Data & Science Lab, Harvard Dataverse.
Margin by election, 2000–2024
Democratic minus Republican, in points of all votes cast — blue bars Democratic, red Republican.
Every election in Dallas County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 29,402 | 32,374 | 1,185 | 46.7% | 51.4% | R+4.7 |
| 2020 | 26,879 | 28,162 | 981 | 48.0% | 50.3% | R+2.3 |
| 2016 | 15,701 | 19,339 | 3,212 | 41.0% | 50.6% | R+9.5 |
| 2012 | 16,576 | 20,988 | 552 | 43.5% | 55.1% | R+11.6 |
| 2008 | 15,149 | 16,954 | 537 | 46.4% | 51.9% | R+5.5 |
| 2004 | 10,917 | 15,183 | 193 | 41.5% | 57.7% | R+16.2 |
| 2000 | 8,561 | 10,306 | 463 | 44.3% | 53.3% | R+9.0 |
Dallas County presidential elections — FAQ
Who carried Dallas County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Dallas County, Iowa in 2024 by R+4.7, with 62,961 votes cast. Data: MIT Election Data & Science Lab.
How did Dallas County shift between 2020 and 2024?+
Dallas County shifted 2.4 points toward Republicans between 2020 (R+2.3) and 2024 (R+4.7).
Is Dallas County more Democratic or Republican than Iowa overall?+
In 2024, Dallas County went R+4.7 while Iowa overall went R+13.2 — 8.5 points more Democratic than the state.
Where does this election data come from?+
County-level presidential returns (2000–2024) come from the MIT Election Data and Science Lab (MEDSL), published on the Harvard Dataverse. pumsdata is an independent product that makes the data easy to map and compare, and is not affiliated with MEDSL or Harvard.