Demographics & People — Cleveland, Illinois
Population Overview
| Population (Census) | 214 |
| Estimated 2026 | ~200 |
| Median Age | 36.1 |
| Total Households | 77 |
| Family Households | 60 |
| Average Household Size | 2.78 |
| Diversity Index | 0.1314 (relatively homogeneous) |
Race & Ethnicity
| White | 189 |
| Black or African American | 4 |
| Asian | 3 |
| Hispanic or Latino | 7 |
Heritage & Ancestry
| Group | Count |
| German | 58 |
| Irish | 52 |
| Unclassified or not reported | 30 |
| Other groups | 25 |
| Swedish | 13 |
| English | 13 |
| Belgian | 12 |
| European | 11 |
| American | 9 |
| Norwegian | 8 |
Language
| English Only | 198 |
| Spanish | 3 |
| Population 5+ | 202 |
Veterans
| Veterans | 12 |
| Population 18+ | 128 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Cleveland, Illinois.