Demographics & People — Sims, Illinois
Population Overview
| Population (Census) | 164 |
| Estimated 2026 | ~100 |
| Median Age | 58.3 |
| Total Households | 87 |
| Family Households | 50 |
| Average Household Size | 1.89 |
| Diversity Index | 0.2191 (somewhat diverse) |
Race & Ethnicity
| White | 143 |
| Black or African American | 3 |
| Asian | 17 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 61 |
| Other groups | 45 |
| Irish | 32 |
| American | 28 |
| German | 26 |
| Scottish | 9 |
| Italian | 5 |
| English | 4 |
| Dutch | 4 |
Language
| English Only | 158 |
| Spanish | 0 |
| Population 5+ | 158 |
Veterans
| Veterans | 3 |
| Population 18+ | 163 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Sims, Illinois.