Presidential elections · 2000–2024
Boise County, ID — Presidential Election Results (2000–2024)
In 2024, Boise County, Idaho voted for Donald J. Trump (Republican) by R+54.2 — 1,065 Democratic to 3,727 Republican of 4,910 votes cast. From 2020 to 2024 it shifted 6.9 points toward Republicans. That makes it 17.7 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 Boise County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 1,065 | 3,727 | 118 | 21.7% | 75.9% | R+54.2 |
| 2020 | 1,204 | 3,485 | 131 | 25.0% | 72.3% | R+47.3 |
| 2016 | 777 | 2,673 | 364 | 20.4% | 70.1% | R+49.7 |
| 2012 | 1,053 | 2,284 | 108 | 30.6% | 66.3% | R+35.7 |
| 2008 | 1,240 | 2,433 | 100 | 32.9% | 64.5% | R+31.6 |
| 2004 | 970 | 2,501 | 56 | 27.5% | 70.9% | R+43.4 |
| 2000 | 745 | 2,019 | 291 | 24.4% | 66.1% | R+41.7 |
Boise County presidential elections — FAQ
Who carried Boise County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Boise County, Idaho in 2024 by R+54.2, with 4,910 votes cast. Data: MIT Election Data & Science Lab.
How did Boise County shift between 2020 and 2024?+
Boise County shifted 6.9 points toward Republicans between 2020 (R+47.3) and 2024 (R+54.2).
Is Boise County more Democratic or Republican than Idaho overall?+
In 2024, Boise County went R+54.2 while Idaho overall went R+36.5 — 17.7 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.