Presidential elections · 2000–2024
Yellowstone County, MT — Presidential Election Results (2000–2024)
In 2024, Yellowstone County, Montana voted for Donald J. Trump (Republican) by R+27.1 — 28,392 Democratic to 50,460 Republican of 81,391 votes cast. From 2020 to 2024 it shifted 3.1 points toward Republicans. That makes it 7.2 points more Republican than Montana overall (R+19.9).
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 Yellowstone County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 28,392 | 50,460 | 2,539 | 34.9% | 62.0% | R+27.1 |
| 2020 | 30,679 | 50,772 | 2,370 | 36.6% | 60.6% | R+24.0 |
| 2016 | 22,171 | 40,920 | 6,017 | 32.1% | 59.2% | R+27.1 |
| 2012 | 26,403 | 40,500 | 1,904 | 38.4% | 58.9% | R+20.5 |
| 2008 | 32,038 | 36,483 | 1,910 | 45.5% | 51.8% | R+6.3 |
| 2004 | 24,120 | 40,903 | 1,263 | 36.4% | 61.7% | R+25.3 |
| 2000 | 20,370 | 33,922 | 3,207 | 35.4% | 59.0% | R+23.6 |
Yellowstone County presidential elections — FAQ
Who carried Yellowstone County in the 2024 presidential election?+
Donald J. Trump (Republican) carried Yellowstone County, Montana in 2024 by R+27.1, with 81,391 votes cast. Data: MIT Election Data & Science Lab.
How did Yellowstone County shift between 2020 and 2024?+
Yellowstone County shifted 3.1 points toward Republicans between 2020 (R+24.0) and 2024 (R+27.1).
Is Yellowstone County more Democratic or Republican than Montana overall?+
In 2024, Yellowstone County went R+27.1 while Montana overall went R+19.9 — 7.2 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.