Demographics & People — Lake Catherine, Illinois
Population Overview
| Population (Census) | 1,091 |
|---|
| Estimated 2026 | ~700 |
|---|
| Median Age | 51.2 |
|---|
| Total Households | 507 |
|---|
| Family Households | 247 |
|---|
| Average Household Size | 2.15 |
|---|
| Diversity Index | 0.0497 (relatively homogeneous) |
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Race & Ethnicity
| White | 1,000 |
|---|
| Black or African American | 0 |
|---|
| Asian | 13 |
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| Hispanic or Latino | 13 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 561 |
| Unclassified or not reported | 229 |
| Irish | 224 |
| Polish | 123 |
| Italian | 109 |
| English | 106 |
| Swedish | 85 |
| Other groups | 65 |
| Scottish | 64 |
| American | 57 |
Language
| English Only | 1,044 |
|---|
| Spanish | 37 |
|---|
| Population 5+ | 1,084 |
|---|
Veterans
| Veterans | 48 |
|---|
| Population 18+ | 1,158 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Lake Catherine, Illinois.
