Knoxville city, Iowa
Official LSAD Designation: Knoxville city • Census GEOID: 1942015
• Marion County
Demographics & Population Profile
Population and demographics for Knoxville city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 7,469 | — | 2025 | Census |
| Median Age | 42.2 yrs | ±4.4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3,173 | ±179 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).