Algonquin village, Illinois
Official LSAD Designation: Algonquin village • Census GEOID: 1700685
• Kane County / McHenry County
Demographics & Population Profile
Population and demographics for Algonquin village.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 30,824 | — | 2025 | Census |
| Median Age | 41.4 yrs | ±1.8 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 10,968 | ±421 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).