Jonesborough is located in Washington county Tennessee with a geographic area of 5.1 square miles. The total population in Jonesborough is 5,539 with 51.3% male and 48.7% female. Children under age 5 represent 2.5% of the population, under age 18 equal 17.9% of the population and over age 65 is 25.9% of the population. The median household income is $60,638, per capita income is $31,473. There are a total of 2,164 housing units with 63.4% owner occupied. Education includes 22.3% of residents that are high school graduates and 42.6% with a bachelor's degree or higher. The average temperature in Jonesborough in the summer is 77 degrees, and in the winter 38 degrees.
