Demographics & People — St. Martin, Minnesota
Population Overview
| Population (Census) | 322 |
| Estimated 2026 | ~300 |
| Median Age | 36.8 |
| Total Households | 142 |
| Family Households | 93 |
| Average Household Size | 2.27 |
| Diversity Index | 0.0419 (relatively homogeneous) |
Race & Ethnicity
| White | 320 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 7 |
Heritage & Ancestry
| Group | Count |
| German | 142 |
| Unclassified or not reported | 100 |
| American | 31 |
| Irish | 20 |
| Other groups | 16 |
| Swedish | 8 |
| Norwegian | 8 |
| Hispanic: Mexican | 6 |
| Hispanic: Hispanic or Latino | 6 |
| English | 5 |
Language
| English Only | 301 |
| Spanish | 0 |
| Population 5+ | 307 |
Veterans
| Veterans | 22 |
| Population 18+ | 242 |
Commuting
| Mean Commute Time | 39.9 minutes |
| Work from Home | 7.1% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for St. Martin, Minnesota.