
Kingsport
- County:
- Sullivan County
- County Seat:
- No
- Area (mi²):
- 52.967
- State:
- Tennessee
Kingsport is a city located in Sullivan County, Tennessee. Kingsport has a 2025 population of 57,558. Kingsport is currently growing at a rate of 0.75% annually and its population has increased by 3.85% since the most recent census, which recorded a population of 55,422 in 2020.
The average household income in Kingsport is $79,333 with a poverty rate of 20.78%. The median age in Kingsport is 42.8 years: 41.3 years for males, and 43.9 years for females.