Demographics & People — Sheridan, Montana
Population Overview
| Population (Census) | 788 |
| Estimated 2026 | ~1,100 |
| Median Age | 58.9 |
| Total Households | 341 |
| Family Households | 173 |
| Average Household Size | 2.22 |
| Diversity Index | 0.1169 (relatively homogeneous) |
Race & Ethnicity
| White | 737 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 49 |
Heritage & Ancestry
| Group | Count |
| German | 242 |
| Irish | 203 |
| English | 191 |
| Norwegian | 173 |
| Unclassified or not reported | 171 |
| Other groups | 76 |
| French (except Basque) | 51 |
| American | 37 |
| Dutch | 33 |
| Scottish | 28 |
Language
| English Only | 749 |
| Spanish | 16 |
| Population 5+ | 773 |
Veterans
| Veterans | 69 |
| Population 18+ | 762 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Sheridan, Montana.