Kewanee city, Illinois
Official LSAD Designation: Kewanee city • Census GEOID: 1739727
• Henry County
Demographics & Population Profile
Population and demographics for Kewanee city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 12,115 | — | 2025 | Census |
| Median Age | 46.3 yrs | ±4.1 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 5,419 | ±318 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).