Demographics & People — Lerna, Illinois
Population Overview
| Population (Census) | 220 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 31.4 |
|---|
| Total Households | 91 |
|---|
| Family Households | 57 |
|---|
| Average Household Size | 2.42 |
|---|
| Diversity Index | 0.0 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 214 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 76 |
| German | 63 |
| Irish | 58 |
| Other groups | 47 |
| Dutch | 16 |
| American | 10 |
| English | 5 |
| Scottish | 5 |
| Scotch-Irish | 5 |
| European | 3 |
Language
| English Only | 190 |
|---|
| Spanish | 5 |
|---|
| Population 5+ | 195 |
|---|
Veterans
| Veterans | 14 |
|---|
| Population 18+ | 184 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Lerna, Illinois.
