West Yellowstone town, Montana
Official LSAD Designation: West Yellowstone town • Census GEOID: 3079525
• Gallatin County
Demographics & Population Profile
Population and demographics for West Yellowstone town.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 1,191 | — | 2025 | Census |
| Median Age | 31.4 yrs | ±5.1 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 493 | ±135 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).