Kingsport is a city located in Sullivan County Tennessee. With a 2020 population of 54,369, it is the 12th largest city in Tennessee and the 724th largest city in the United States . Kingsport is currently growing at a rate of 0.22% annually and its population has increased by 12.79% since the most recent census, which recorded a population of 48,205 in 2010. Kingsport reached it's highest population of in . Spanning over 53 miles, Kingsport has a population density of 1,035 people per square mile.
The average household income in Kingsport is $68,279 with a poverty rate of 18.95%. The median rental costs in recent years comes to $655 per month, and the median house value is $145,800. The median age in Kingsport is 44.5 years, 41.4 years for males, and 47.6 years for females.