Demographics & People — Eldorado, Ohio
Population Overview
| Population (Census) | 789 |
| Estimated 2026 | ~1,000 |
| Median Age | 29.8 |
| Total Households | 304 |
| Family Households | 191 |
| Average Household Size | 2.6 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 753 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| German | 413 |
| Irish | 149 |
| American | 97 |
| Unclassified or not reported | 69 |
| English | 68 |
| Other groups | 38 |
| Dutch | 30 |
| French (except Basque) | 27 |
| Swedish | 8 |
| European | 4 |
Language
| English Only | 709 |
| Spanish | 4 |
| Population 5+ | 713 |
Veterans
| Veterans | 75 |
| Population 18+ | 544 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Eldorado, Ohio.