Demographics & People — Lake Carroll, Illinois
Population Overview
| Population (Census) | 763 |
| Estimated 2026 | ~1,100 |
| Median Age | 63.2 |
| Total Households | 274 |
| Family Households | 240 |
| Average Household Size | 2.78 |
| Diversity Index | 0.0079 (relatively homogeneous) |
Race & Ethnicity
| White | 758 |
| Black or African American | 3 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| German | 239 |
| Irish | 235 |
| Other groups | 118 |
| English | 91 |
| Italian | 73 |
| Unclassified or not reported | 72 |
| Polish | 46 |
| American | 34 |
| Swiss | 30 |
| Dutch | 21 |
Language
| English Only | 621 |
| Spanish | 0 |
| Population 5+ | 691 |
Veterans
| Veterans | 83 |
| Population 18+ | 615 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Lake Carroll, Illinois.