Demographics & People — Middle River, Minnesota
Population Overview
| Population (Census) | 281 |
| Estimated 2026 | ~400 |
| Median Age | 41.1 |
| Total Households | 133 |
| Family Households | 54 |
| Average Household Size | 2.11 |
| Diversity Index | 0.0142 (relatively homogeneous) |
Race & Ethnicity
| White | 278 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 2 |
Heritage & Ancestry
| Group | Count |
| Norwegian | 151 |
| German | 58 |
| Unclassified or not reported | 37 |
| Polish | 24 |
| Finnish | 18 |
| Swedish | 17 |
| English | 17 |
| Other groups | 17 |
| Scandinavian | 10 |
| Russian | 7 |
Language
| English Only | 273 |
| Spanish | 0 |
| Population 5+ | 274 |
Veterans
| Veterans | 25 |
| Population 18+ | 213 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Middle River, Minnesota.