Gallatin city, Tennessee
Official LSAD Designation: Gallatin city • Census GEOID: 4728540
• Sumner County
Demographics & Population Profile
Population and demographics for Gallatin city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 54,590 | — | 2025 | Census |
| Median Age | 36.6 yrs | ±1.8 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 19,755 | ±615 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).