Demographics & People — Seven Mile, Ohio
Population Overview
| Population (Census) | 591 |
| Estimated 2026 | ~300 |
| Median Age | 37.2 |
| Total Households | 261 |
| Family Households | 156 |
| Average Household Size | 2.26 |
| Diversity Index | 0.081 (relatively homogeneous) |
Race & Ethnicity
| White | 589 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 26 |
Heritage & Ancestry
| Group | Count |
| German | 284 |
| Unclassified or not reported | 128 |
| Irish | 110 |
| English | 108 |
| Other groups | 76 |
| British | 40 |
| Hispanic: Mexican | 18 |
| Hispanic: Hispanic or Latino | 18 |
| Scottish | 15 |
| Swedish | 9 |
Language
| English Only | 555 |
| Spanish | 0 |
| Population 5+ | 555 |
Veterans
| Veterans | 48 |
| Population 18+ | 521 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Seven Mile, Ohio.