Wonder Lake village, Illinois
Official LSAD Designation: Wonder Lake village • Census GEOID: 1782855
• McHenry County
Demographics & Population Profile
Population and demographics for Wonder Lake village.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 5,593 | — | 2025 | Census |
| Median Age | 33.8 yrs | ±5.8 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 1,639 | ±153 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).