Demographics & People — Waldo, Ohio
Population Overview
| Population (Census) | 375 |
| Estimated 2026 | ~400 |
| Median Age | 34.6 |
| Total Households | 135 |
| Family Households | 78 |
| Average Household Size | 2.78 |
| Diversity Index | 0.0485 (relatively homogeneous) |
Race & Ethnicity
| White | 314 |
| Black or African American | 0 |
| Asian | 8 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| German | 91 |
| Unclassified or not reported | 77 |
| Other groups | 76 |
| Irish | 51 |
| English | 50 |
| American | 36 |
| Scotch-Irish | 26 |
| Welsh | 14 |
| European | 14 |
| Scottish | 13 |
Language
| English Only | 313 |
| Spanish | 0 |
| Population 5+ | 318 |
Veterans
| Veterans | 24 |
| Population 18+ | 255 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Waldo, Ohio.