Demographics & People — Olmsted, Illinois
Population Overview
| Population (Census) | 257 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 51.8 |
|---|
| Total Households | 90 |
|---|
| Family Households | 46 |
|---|
| Average Household Size | 2.86 |
|---|
| Diversity Index | 0.328 (somewhat diverse) |
|---|
Race & Ethnicity
| White | 188 |
|---|
| Black or African American | 49 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 84 |
| Unclassified or not reported | 74 |
| German | 53 |
| Irish | 42 |
| American | 40 |
| Austrian | 7 |
| English | 3 |
| British | 2 |
| Polish | 2 |
| Italian | 1 |
Language
| English Only | 244 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 244 |
|---|
Veterans
| Veterans | 36 |
|---|
| Population 18+ | 210 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Olmsted, Illinois.
