Demographics & People — Marshallville, Ohio
Population Overview
| Population (Census) | 696 |
| Estimated 2026 | ~700 |
| Median Age | 44.4 |
| Total Households | 275 |
| Family Households | 226 |
| Average Household Size | 2.53 |
| Diversity Index | 0.013 (relatively homogeneous) |
Race & Ethnicity
| White | 608 |
| Black or African American | 2 |
| Asian | 2 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 219 |
| German | 212 |
| American | 125 |
| Other groups | 121 |
| Irish | 80 |
| Swiss | 57 |
| Czech | 38 |
| Pennsylvania German | 38 |
| Italian | 28 |
| English | 27 |
Language
| English Only | 642 |
| Spanish | 6 |
| Population 5+ | 653 |
Veterans
| Veterans | 52 |
| Population 18+ | 586 |
Commuting
| Mean Commute Time | 22.9 minutes |
| Work from Home | 9.3% |
| 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 Marshallville, Ohio.