Demographics & People — Old Agency, Montana
Population Overview
| Population (Census) | 114 |
| Estimated 2026 | ~200 |
| Median Age | 18.3 |
| Total Households | 19 |
| Family Households | 14 |
| Average Household Size | 6.0 |
| Diversity Index | 0.255 (somewhat diverse) |
Race & Ethnicity
| White | 6 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 34 |
Heritage & Ancestry
| Group | Count |
| Other groups | 70 |
| Unclassified or not reported | 13 |
| German | 4 |
Language
| English Only | 90 |
| Spanish | 0 |
| Population 5+ | 96 |
Veterans
| Veterans | 2 |
| Population 18+ | 46 |
Commuting
| Mean Commute Time | 26.7 minutes |
| Work from Home | 30.6% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Old Agency, Montana.