Presidential elections · 2000–2024
Bonneville County, ID — Presidential Election Results (2000–2024)
In 2024, Bonneville County, Idaho voted for Donald J. Trump (Republican) by R+45.4 — 14,458 Democratic to 40,053 Republican of 56,436 votes cast. From 2020 to 2024 it shifted 1.8 points toward Republicans. That makes it 8.9 points more Republican than Idaho overall (R+36.5).
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 Bonneville County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 14,458 | 40,053 | 1,925 | 25.6% | 71.0% | R+45.4 |
| 2020 | 14,254 | 37,805 | 1,936 | 26.4% | 70.0% | R+43.6 |
| 2016 | 8,930 | 26,699 | 8,592 | 20.2% | 60.4% | R+40.2 |
| 2012 | 9,903 | 32,276 | 1,034 | 22.9% | 74.7% | R+51.8 |
| 2008 | 11,417 | 29,334 | 952 | 27.4% | 70.3% | R+43.0 |
| 2004 | 8,356 | 30,048 | 467 | 21.5% | 77.3% | R+55.8 |
| 2000 | 7,235 | 24,988 | 1,333 | 21.6% | 74.5% | R+52.9 |
Bonneville County presidential elections — FAQ
Who carried Bonneville County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Bonneville County, Idaho in 2024 by R+45.4, with 56,436 votes cast. Data: MIT Election Data & Science Lab.
How did Bonneville County shift between 2020 and 2024?+
Bonneville County shifted 1.8 points toward Republicans between 2020 (R+43.6) and 2024 (R+45.4).
Is Bonneville County more Democratic or Republican than Idaho overall?+
In 2024, Bonneville County went R+45.4 while Idaho overall went R+36.5 — 8.9 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.