Hennepin village, Illinois
Official LSAD Designation: Hennepin village • Census GEOID: 1734098
• Putnam County
Demographics & Population Profile
Population and demographics for Hennepin village.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 747 | — | 2025 | Census |
| Median Age | 38.3 yrs | ±5 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 372 | ±57 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).