Demographics & People — Trego, Montana
Population Overview
| Population (Census) | 856 |
| Estimated 2026 | ~400 |
| Median Age | 37.0 |
| Total Households | 290 |
| Family Households | 226 |
| Average Household Size | 2.9 |
| Diversity Index | 0.15 (relatively homogeneous) |
Race & Ethnicity
| White | 772 |
| Black or African American | 7 |
| Asian | 0 |
| Hispanic or Latino | 61 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 336 |
| German | 118 |
| Irish | 107 |
| Other groups | 72 |
| English | 52 |
| Scottish | 52 |
| Norwegian | 36 |
| European | 29 |
| Polish | 23 |
| Dutch | 22 |
Language
| English Only | 786 |
| Spanish | 7 |
| Population 5+ | 809 |
Veterans
| Veterans | 32 |
| Population 18+ | 567 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Trego, Montana.