Demographics & People — Three Lakes, Wisconsin
Population Overview
| Population (Census) | 393 |
| Estimated 2026 | ~500 |
| Median Age | 51.7 |
| Total Households | 185 |
| Family Households | 106 |
| Average Household Size | 2.12 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 384 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| German | 175 |
| Unclassified or not reported | 147 |
| Irish | 72 |
| English | 53 |
| Polish | 32 |
| Norwegian | 31 |
| American | 14 |
| Danish | 14 |
| Canadian | 6 |
| Other groups | 6 |
Language
| English Only | 384 |
| Spanish | 0 |
| Population 5+ | 384 |
Veterans
| Veterans | 13 |
| Population 18+ | 343 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Three Lakes, Wisconsin.