Kerrville is located in Kerr county Texas with a geographic area of 21.9 square miles. The total population in Kerrville is 23,511 with 47.5% male and 52.5% female. Children under age 5 represent 5.7% of the population, under age 18 equal 20.8% of the population and over age 65 is 27.9% of the population. The median household income is $49,337, per capita income is $28,636. There are a total of 9,627 housing units with 56.3% owner occupied. Education includes 27.6% of residents that are high school graduates and 29.9% with a bachelor's degree or higher. The average temperature in Kerrville in the summer is 79 degrees, and in the winter 49 degrees.