Belknap village, Illinois
Official LSAD Designation: Belknap village • Census GEOID: 1704715
• Johnson County
Demographics & Population Profile
Population and demographics for Belknap village.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 86 | — | 2025 | Census |
| Median Age | 50.5 yrs | ±4.7 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 48 | ±27 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).