Demographics & People — Chemung, Illinois
Population Overview
| Population (Census) | 251 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 69.9 |
|---|
| Total Households | 145 |
|---|
| Family Households | 117 |
|---|
| Average Household Size | 1.73 |
|---|
| Diversity Index | 0.0 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 251 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Irish | 204 |
| Other groups | 139 |
| Hispanic: Mexican | 139 |
| Hispanic: Hispanic or Latino | 139 |
| Swiss | 101 |
| English | 27 |
| German | 20 |
| American | 13 |
| French (except Basque) | 5 |
| Scandinavian | 3 |
Language
| English Only | 251 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 251 |
|---|
Veterans
| Veterans | 107 |
|---|
| Population 18+ | 306 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Chemung, Illinois.
