Big Horn, Montana — Presidential Election Results
Big Horn, Montana has voted Democratic in 6 of the last 7 presidential elections on record (2000–2024). It most recently flipped to Republican in 2024. In 2024, it was 18.8 pts more Dem. than Montana overall.
Jump to year: 2000 · 2004 · 2008 · 2012 · 2016 · 2020 · 2024
Full Election History, 2000–2024
| Year | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast | Swing | Vs. Montana |
|---|---|---|---|---|---|---|---|---|
| 2000 | Al Gore | Democratic | 2,345 | 56.4% | 16.7 pts (694 votes) | 4,161 | — | 44.7 pts more Dem. |
| 2004 | John Kerry | Democratic | 2,215 | 51.4% | 4.3 pts (187 votes) | 4,311 | -13.0 pts | 25.4 pts more Dem. |
| 2008 | Barack Obama | Democratic | 3,516 | 67.4% | 36.2 pts (1,888 votes) | 5,219 | +32.3 pts | 39.2 pts more Dem. |
| 2012 | Barack Obama | Democratic | 2,882 | 62.3% | 26.3 pts (1,215 votes) | 4,626 | -10.0 pts | 40.8 pts more Dem. |
| 2016 | Hillary Clinton | Democratic | 2,094 | 49.4% | 5.7 pts (241 votes) | 4,237 | -20.6 pts | 28.3 pts more Dem. |
| 2020 | Joseph R Biden Jr | Democratic | 2,491 | 52.1% | 5.9 pts (284 votes) | 4,784 | -0.1 pts | 22.8 pts more Dem. |
| 2024 | Donald J Trump | Republican | 2,188 | 48.9% | 1.7 pts (76 votes) | 4,470 | -7.8 pts | 18.8 pts more Dem. |
Population Context
Total Census Bureau population estimate for the county that year, and recorded votes as a share of that total population. This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.
| Year | County Population | Votes Cast (% of Population) |
|---|---|---|
| 2000 | 12,669 | 32.8% of population |
| 2004 | 12,731 | 33.9% of population |
| 2008 | 12,564 | 41.5% of population |
| 2012 | 12,995 | 35.6% of population |
| 2016 | 13,458 | 31.5% of population |
| 2020 | 13,083 | 36.6% of population |
| 2024 | 12,796 | 34.9% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Big Horn shifted 19.1 points toward the Republican candidate, based on recorded county returns. This reflects the vote totals in this dataset only; no claim is made here about the causes of that shift.
Margin Over Time
Democratic candidate's margin (percentage points, two-party vote share). Positive values favor the Democratic candidate; negative values favor the Republican candidate.
Bellwether Status
Big Horn has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Montana's own statewide winner in 1 of 7 (14%). Compare every county on the bellwether counties page.
Related Pages
Other Montana Counties
Frequently Asked Questions
How has Big Horn voted in presidential elections since 2000?
Since 2000, Big Horn has voted Democratic in 6 of 7 recorded presidential elections and Republican in 1 of 7, based on county-level returns through 2024.
What was the closest presidential election in Big Horn?
Big Horn's closest recorded margin was in 2024, when Donald J Trump (Republican) won by 1.8 points (76 votes) out of 4,470 total votes cast.
Has Big Horn ever flipped between parties?
Yes. Big Horn changed which party won the county in: 2024, based on the 2000-2024 record on this page.
What is the largest presidential election margin recorded in Big Horn?
The widest margin on record for Big Horn was in 2008, when Barack Obama (Democratic) won by 36.7 points.
How many votes were cast in Big Horn relative to its population?
In 2024, 4,470 votes were recorded in Big Horn against a total population of 12,796 (34.9% of the total population). This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.
Is Big Horn a presidential bellwether county?
Big Horn has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Montana's own statewide winner in 1 of 7 (14%).