Smithville city, Tennessee
Official LSAD Designation: Smithville city • Census GEOID: 4769320
• DeKalb County
Demographics & Population Profile
Population and demographics for Smithville city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 5,620 | — | 2025 | Census |
| Median Age | 42.2 yrs | ±2.9 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 2,185 | ±190 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).