Aviston village, Illinois
Official LSAD Designation: Aviston village • Census GEOID: 1703181
• Clinton County
Demographics & Population Profile
Population and demographics for Aviston village.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 2,454 | — | 2025 | Census |
| Median Age | 31.8 yrs | ±4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 841 | ±105 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).