Knoxville is located in Knox county Tennessee with a geographic area of 98.7 square miles. The total population in Knoxville is 187,487 with 48.0% male and 52.0% female. Children under age 5 represent 5.6% of the population, under age 18 equal 18.9% of the population and over age 65 is 13.9% of the population. The median household income is $41,598, per capita income is $26,903. There are a total of 82,088 housing units with 46.9% owner occupied. Education includes 24.8% of residents that are high school graduates and 35.2% with a bachelor's degree or higher. The average temperature in Knoxville in the summer is 76 degrees, and in the winter 38 degrees.