Demographics & People — Culbertson, Montana
Population Overview
| Population (Census) | 578 |
| Estimated 2026 | ~500 |
| Median Age | 44.3 |
| Total Households | 216 |
| Family Households | 141 |
| Average Household Size | 2.58 |
| Diversity Index | 0.0606 (relatively homogeneous) |
Race & Ethnicity
| White | 500 |
| Black or African American | 3 |
| Asian | 2 |
| Hispanic or Latino | 11 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 178 |
| German | 158 |
| Other groups | 111 |
| Norwegian | 85 |
| American | 63 |
| Irish | 52 |
| European | 38 |
| Swedish | 33 |
| Danish | 32 |
| English | 29 |
Language
| English Only | 517 |
| Spanish | 4 |
| Population 5+ | 535 |
Veterans
| Veterans | 96 |
| Population 18+ | 516 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Culbertson, Montana.