Annawan town, Illinois
Official LSAD Designation: Annawan town • Census GEOID: 1701569
• Bureau County / Henry County
Demographics & Population Profile
Population and demographics for Annawan town.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 858 | — | 2025 | Census |
| Median Age | 40.8 yrs | ±5.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 399 | ±61 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).