Johnson City city, Tennessee
Official LSAD Designation: Johnson City city • Census GEOID: 4738320
• Carter County / Sullivan County / Washington County
Demographics & Population Profile
Population and demographics for Johnson City city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 74,943 | — | 2025 | Census |
| Median Age | 35.4 yrs | ±0.7 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 30,662 | ±693 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).