Demographics & People — Post Lake, Wisconsin
Population Overview
| Population (Census) | 330 |
| Estimated 2026 | ~300 |
| Median Age | 63.5 |
| Total Households | 156 |
| Family Households | 106 |
| Average Household Size | 2.12 |
| Diversity Index | 0.006 (relatively homogeneous) |
Race & Ethnicity
| White | 330 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 1 |
Heritage & Ancestry
| Group | Count |
| German | 106 |
| Unclassified or not reported | 54 |
| Other groups | 44 |
| Polish | 29 |
| American | 22 |
| Irish | 19 |
| English | 10 |
| European | 9 |
| French (except Basque) | 9 |
| Italian | 8 |
Language
| English Only | 321 |
| Spanish | 0 |
| Population 5+ | 321 |
Veterans
| Veterans | 14 |
| Population 18+ | 255 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Post Lake, Wisconsin.