Presidential elections · 2000–2024
Columbia County, OR — Presidential Election Results (2000–2024)
In 2024, Columbia County, Oregon voted for Donald J. Trump (Republican) by R+13.8 — 12,895 Democratic to 17,227 Republican of 31,334 votes cast. From 2020 to 2024 it shifted 3.5 points toward Republicans. That makes it 28.1 points more Republican than Oregon overall (D+14.3).
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 Columbia County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 12,895 | 17,227 | 1,212 | 41.2% | 55.0% | R+13.8 |
| 2020 | 13,835 | 17,150 | 1,236 | 42.9% | 53.2% | R+10.3 |
| 2016 | 10,167 | 13,217 | 3,234 | 38.2% | 49.7% | R+11.5 |
| 2012 | 12,004 | 10,772 | 1,099 | 50.3% | 45.1% | D+5.2 |
| 2008 | 13,390 | 10,413 | 965 | 54.1% | 42.0% | D+12.0 |
| 2004 | 12,563 | 11,868 | 486 | 50.4% | 47.6% | D+2.8 |
| 2000 | 10,331 | 9,369 | 1,495 | 48.7% | 44.2% | D+4.5 |
Columbia County presidential elections — FAQ
Who carried Columbia County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Columbia County, Oregon in 2024 by R+13.8, with 31,334 votes cast. Data: MIT Election Data & Science Lab.
How did Columbia County shift between 2020 and 2024?+
Columbia County shifted 3.5 points toward Republicans between 2020 (R+10.3) and 2024 (R+13.8).
Is Columbia County more Democratic or Republican than Oregon overall?+
In 2024, Columbia County went R+13.8 while Oregon overall went D+14.3 — 28.1 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.