Gilman city, Illinois
Official LSAD Designation: Gilman city • Census GEOID: 1729275
• Iroquois County
Demographics & Population Profile
Population and demographics for Gilman city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 1,681 | — | 2025 | Census |
| Median Age | 41.8 yrs | ±3.9 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 663 | ±81 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).