Demographics & People — Donnelsville, Ohio
Population Overview
| Population (Census) | 364 |
| Estimated 2026 | ~200 |
| Median Age | 45.2 |
| Total Households | 124 |
| Family Households | 84 |
| Average Household Size | 2.94 |
| Diversity Index | 0.1175 (relatively homogeneous) |
Race & Ethnicity
| White | 359 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 24 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 158 |
| German | 102 |
| Italian | 51 |
| Hungarian | 47 |
| Irish | 42 |
| Other groups | 42 |
| Hispanic: Other Hispanic or Latino | 28 |
| Hispanic: All other Hispanic or Latino | 28 |
| Hispanic: Hispanic or Latino | 28 |
| English | 26 |
Language
| English Only | 361 |
| Spanish | 0 |
| Population 5+ | 361 |
Veterans
| Veterans | 22 |
| Population 18+ | 277 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Donnelsville, Ohio.