Demographics & People — Somerville, Ohio
Population Overview
| Population (Census) | 321 |
| Estimated 2026 | ~100 |
| Median Age | 33.5 |
| Total Households | 91 |
| Family Households | 77 |
| Average Household Size | 3.53 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 319 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Other groups | 171 |
| American | 45 |
| German | 40 |
| Unclassified or not reported | 31 |
| English | 29 |
| Hungarian | 5 |
| Dutch | 1 |
| Scottish | 1 |
Language
| English Only | 309 |
| Spanish | 0 |
| Population 5+ | 309 |
Veterans
| Veterans | 14 |
| Population 18+ | 224 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013 (county fallback). Data for Somerville, Ohio.