Gallatin, Montana — Presidential Election Results
Gallatin, Montana has voted Democratic in 4 of the last 7 presidential elections on record (2000–2024). It most recently flipped to Democratic in 2016. In 2024, it was 23.9 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 | George W. Bush | Republican | 18,833 | 58.8% | 27.5 pts (8,824 votes) | 32,040 | — | 3.3 pts more Rep. |
| 2004 | George W. Bush | Republican | 22,392 | 56.2% | 15.0 pts (5,987 votes) | 39,841 | +15.2 pts | 5.6 pts more Dem. |
| 2008 | Barack Obama | Democratic | 24,205 | 50.3% | 3.4 pts (1,627 votes) | 48,169 | +18.9 pts | 5.9 pts more Dem. |
| 2012 | Mitt Romney | Republican | 24,358 | 50.9% | 5.0 pts (2,397 votes) | 47,882 | -8.7 pts | 8.9 pts more Dem. |
| 2016 | Hillary Clinton | Democratic | 24,246 | 45.1% | 0.8 pts (444 votes) | 53,819 | +6.1 pts | 23.1 pts more Dem. |
| 2020 | Joseph R Biden Jr | Democratic | 37,044 | 52.2% | 7.5 pts (5,348 votes) | 70,979 | +6.9 pts | 24.6 pts more Dem. |
| 2024 | Kamala D Harris | Democratic | 34,938 | 50.0% | 3.2 pts (2,243 votes) | 69,897 | -4.5 pts | 23.9 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 | 68,375 | 46.9% of population |
| 2004 | 77,124 | 51.7% of population |
| 2008 | 88,932 | 54.2% of population |
| 2012 | 92,570 | 51.7% of population |
| 2016 | 104,739 | 51.4% of population |
| 2020 | 119,607 | 59.3% of population |
| 2024 | 126,984 | 55.0% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Gallatin shifted 33.9 points toward the Democratic 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
Gallatin has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Montana's own statewide winner in 3 of 7 (43%). Compare every county on the bellwether counties page.
Related Pages
Other Montana Counties
Frequently Asked Questions
How has Gallatin voted in presidential elections since 2000?
Since 2000, Gallatin has voted Democratic in 4 of 7 recorded presidential elections and Republican in 3 of 7, based on county-level returns through 2024.
What was the closest presidential election in Gallatin?
Gallatin's closest recorded margin was in 2016, when Hillary Clinton (Democratic) won by 0.9 points (444 votes) out of 53,819 total votes cast.
Has Gallatin ever flipped between parties?
Yes. Gallatin changed which party won the county in: 2008, 2012, 2016, based on the 2000-2024 record on this page.
What is the largest presidential election margin recorded in Gallatin?
The widest margin on record for Gallatin was in 2000, when George W. Bush (Republican) won by 30.6 points.
How many votes were cast in Gallatin relative to its population?
In 2024, 69,897 votes were recorded in Gallatin against a total population of 126,984 (55.0% 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 Gallatin a presidential bellwether county?
Gallatin has matched the national popular winner in 4 of the last 7 presidential elections (57%), and Montana's own statewide winner in 3 of 7 (43%).