
Johnson City
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 43.51
- State:
- Tennessee
Johnson City is a city located in Washington County, Tennessee. Johnson City has a 2025 population of 74,814. Johnson City is currently growing at a rate of 1% annually and its population has increased by 5.19% since the most recent census, which recorded a population of 71,121 in 2020.
The average household income in Johnson City is $83,675 with a poverty rate of 21.08%. The median age in Johnson City is 35.1 years: 35.2 years for males, and 35.1 years for females.