Presidential elections · 2000–2024
Ottawa County, OH — Presidential Election Results (2000–2024)
In 2024, Ottawa County, Ohio voted for Donald J. Trump (Republican) by R+25.1 — 8,866 Democratic to 14,872 Republican of 23,960 votes cast. From 2020 to 2024 it shifted 1.7 points toward Republicans. That makes it 13.9 points more Republican than Ohio overall (R+11.2).
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 Ottawa County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 8,866 | 14,872 | 222 | 37.0% | 62.1% | R+25.1 |
| 2020 | 9,008 | 14,628 | 371 | 37.5% | 60.9% | R+23.4 |
| 2016 | 8,285 | 12,653 | 1,280 | 37.3% | 56.9% | R+19.7 |
| 2012 | 11,503 | 10,538 | 415 | 51.2% | 46.9% | D+4.3 |
| 2008 | 12,049 | 10,618 | 402 | 52.2% | 46.0% | D+6.2 |
| 2004 | 11,114 | 12,075 | 68 | 47.8% | 51.9% | R+4.1 |
| 2000 | 9,485 | 9,917 | 566 | 47.5% | 49.7% | R+2.2 |
Ottawa County presidential elections — FAQ
Who carried Ottawa County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Ottawa County, Ohio in 2024 by R+25.1, with 23,960 votes cast. Data: MIT Election Data & Science Lab.
How did Ottawa County shift between 2020 and 2024?+
Ottawa County shifted 1.7 points toward Republicans between 2020 (R+23.4) and 2024 (R+25.1).
Is Ottawa County more Democratic or Republican than Ohio overall?+
In 2024, Ottawa County went R+25.1 while Ohio overall went R+11.2 — 13.9 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.