Jonesborough is a city located in Washington County Tennessee. It is also the county seat of Washington County. With a 2020 population of 5,791, it is the 93rd largest city in Tennessee and the 4379th largest city in the United States . Jonesborough is currently growing at a rate of 1.58% annually and its population has increased by 14.65% since the most recent census, which recorded a population of 5,051 in 2010. Jonesborough reached it's highest population of in . Spanning over 5 miles, Jonesborough has a population density of 1,125 people per square mile.
The average household income in Jonesborough is $73,560 with a poverty rate of 8.38%. The median rental costs in recent years comes to $952 per month, and the median house value is $169,000. The median age in Jonesborough is 44.9 years, 41.6 years for males, and 46.2 years for females.