Demographics & People — Thornville, Ohio
Population Overview
| Population (Census) | 1,608 |
| Estimated 2026 | ~2,400 |
| Median Age | 39.5 |
| Total Households | 602 |
| Family Households | 501 |
| Average Household Size | 2.67 |
| Diversity Index | 0.0623 (relatively homogeneous) |
Race & Ethnicity
| White | 1,503 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 50 |
Heritage & Ancestry
| Group | Count |
| German | 535 |
| Unclassified or not reported | 448 |
| Irish | 259 |
| English | 199 |
| American | 106 |
| Other groups | 101 |
| Italian | 80 |
| British | 74 |
| Swedish | 56 |
| Hispanic: Mexican | 54 |
Language
| English Only | 1,492 |
| Spanish | 0 |
| Population 5+ | 1,523 |
Veterans
| Veterans | 94 |
| Population 18+ | 1,205 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Thornville, Ohio.