Presidential elections · 2000–2024
Pottawattamie County, IA — Presidential Election Results (2000–2024)
In 2024, Pottawattamie County, Iowa voted for Donald J. Trump (Republican) by R+19.9 — 17,468 Democratic to 26,335 Republican of 44,559 votes cast. From 2020 to 2024 it shifted 2.9 points toward Republicans. That makes it 6.7 points more Republican 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 Pottawattamie County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 17,468 | 26,335 | 756 | 39.2% | 59.1% | R+19.9 |
| 2020 | 18,575 | 26,352 | 817 | 40.6% | 57.6% | R+17.0 |
| 2016 | 15,355 | 24,447 | 2,878 | 36.0% | 57.3% | R+21.3 |
| 2012 | 19,644 | 21,860 | 797 | 46.4% | 51.7% | R+5.2 |
| 2008 | 20,436 | 21,237 | 647 | 48.3% | 50.2% | R+1.9 |
| 2004 | 16,906 | 24,558 | 356 | 40.4% | 58.7% | R+18.3 |
| 2000 | 14,726 | 18,783 | 958 | 42.7% | 54.5% | R+11.8 |
Pottawattamie County presidential elections — FAQ
Who carried Pottawattamie County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Pottawattamie County, Iowa in 2024 by R+19.9, with 44,559 votes cast. Data: MIT Election Data & Science Lab.
How did Pottawattamie County shift between 2020 and 2024?+
Pottawattamie County shifted 2.9 points toward Republicans between 2020 (R+17.0) and 2024 (R+19.9).
Is Pottawattamie County more Democratic or Republican than Iowa overall?+
In 2024, Pottawattamie County went R+19.9 while Iowa overall went R+13.2 — 6.7 points more Republican 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.