Demographics & People — Willow Lake, Illinois
Population Overview
| Population (Census) | 838 |
|---|
| Estimated 2026 | ~600 |
|---|
| Median Age | 57.0 |
|---|
| Total Households | 378 |
|---|
| Family Households | 302 |
|---|
| Average Household Size | 2.22 |
|---|
| Diversity Index | 0.2729 (somewhat diverse) |
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Race & Ethnicity
| White | 706 |
|---|
| Black or African American | 109 |
|---|
| Asian | 16 |
|---|
| Hispanic or Latino | 7 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 316 |
| Unclassified or not reported | 243 |
| English | 135 |
| Irish | 129 |
| Other groups | 96 |
| Swedish | 31 |
| Italian | 31 |
| Dutch | 31 |
| Swiss | 27 |
| American | 23 |
Language
| English Only | 775 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 791 |
|---|
Veterans
| Veterans | 92 |
|---|
| Population 18+ | 731 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Willow Lake, Illinois.
