Chillicothe city, Ohio
Official LSAD Designation: Chillicothe city • Census GEOID: 3914184
• Ross County
Demographics & Population Profile
Population and demographics for Chillicothe city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 21,815 | — | 2025 | Census |
| Median Age | 40.7 yrs | ±1.5 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 9,783 | ±433 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).