Demographics & People — Ohio, Illinois
Population Overview
| Population (Census) | 582 |
| Estimated 2026 | ~700 |
| Median Age | 35.1 |
| Total Households | 230 |
| Family Households | 162 |
| Average Household Size | 2.52 |
| Diversity Index | 0.1621 (relatively homogeneous) |
Race & Ethnicity
| White | 535 |
| Black or African American | 0 |
| Asian | 2 |
| Hispanic or Latino | 50 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 306 |
| German | 138 |
| Irish | 84 |
| English | 72 |
| Hispanic: Hispanic or Latino | 51 |
| Other groups | 34 |
| Hispanic: Puerto Rican | 31 |
| Scottish | 28 |
| Italian | 27 |
| French (except Basque) | 22 |
Language
| English Only | 541 |
| Spanish | 2 |
| Population 5+ | 543 |
Veterans
| Veterans | 35 |
| Population 18+ | 457 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Ohio, Illinois.