Demographics & People — Williamson, Illinois
Population Overview
| Population (Census) | 164 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 51.0 |
|---|
| Total Households | 86 |
|---|
| Family Households | 53 |
|---|
| Average Household Size | 1.91 |
|---|
| Diversity Index | 0.0488 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 156 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 4 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 38 |
| German | 31 |
| Irish | 23 |
| American | 19 |
| Unclassified or not reported | 19 |
| French (except Basque) | 17 |
| English | 13 |
| Italian | 12 |
| Greek | 8 |
| Scottish | 8 |
Language
| English Only | 163 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 163 |
|---|
Veterans
| Veterans | 23 |
|---|
| Population 18+ | 135 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Williamson, Illinois.
