Chinook city, Montana
Official LSAD Designation: Chinook city • Census GEOID: 3014575
• Blaine County
Demographics & Population Profile
Population and demographics for Chinook city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 1,155 | — | 2025 | Census |
| Median Age | 44.8 yrs | ±11.6 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 581 | ±88 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).