Demographics & People — Rio Grande, Ohio
Population Overview
| Population (Census) | 808 |
| Estimated 2026 | ~600 |
| Median Age | 21.7 |
| Total Households | 237 |
| Family Households | 166 |
| Average Household Size | 2.46 |
| Diversity Index | 0.1245 (relatively homogeneous) |
Race & Ethnicity
| White | 728 |
| Black or African American | 25 |
| Asian | 0 |
| Hispanic or Latino | 26 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 364 |
| German | 150 |
| Other groups | 135 |
| Irish | 81 |
| English | 78 |
| Italian | 75 |
| Polish | 46 |
| Croatian | 37 |
| Hispanic: Hispanic or Latino | 26 |
| Hispanic: Mexican | 21 |
Language
| English Only | 721 |
| Spanish | 6 |
| Population 5+ | 744 |
Veterans
| Veterans | 15 |
| Population 18+ | 687 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Rio Grande, Ohio.