| Name | Beaverhead County |
| State | Montana |
| FIPS Code | 30001 |
| County Seat | Dillon |
| Timezone | Mountain Daylight Time (MDT) |
| Population (2024) | 9,889 |
| Population Growth Rate(2020-2024) | 5.26% |
| Majority Ethnicity | White 92.48% |
| Public School Majority Ethnicity | White 89% |
| Partisan Voting Index | Strongly Republican:+21 |
| Unemployment Rate (May 2026) | 2.9% |
| Area Code(s) | 406 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 92.48% |
| African American | 0.62% |
| Hispanic | 4.93% |
| Asian | 0.27% |
| Native American | 1.69% |
| Hawaiin/Pacific Islander | 0.01% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 88.8% |
| African American | 0.65% |
| Hispanic | 6.05% |
| Asian | 0.65% |
| Native American | 1.47% |
| Hawaiin/Pacific Islander | 0.33% |