Demographics & People — Arlee, Montana
Population Overview
| Population (Census) | 651 |
| Estimated 2026 | ~1,400 |
| Median Age | 32.3 |
| Total Households | 246 |
| Family Households | 154 |
| Average Household Size | 2.65 |
| Diversity Index | 0.217 (somewhat diverse) |
Race & Ethnicity
| White | 290 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 41 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 446 |
| Other groups | 93 |
| German | 73 |
| English | 37 |
| European | 36 |
| Scottish | 31 |
| Polish | 29 |
| Hispanic: Hispanic or Latino | 26 |
| Hispanic: Mexican | 21 |
| Irish | 20 |
Language
| English Only | 583 |
| Spanish | 0 |
| Population 5+ | 583 |
Veterans
| Veterans | 47 |
| Population 18+ | 515 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Arlee, Montana.