Gatesville is located in Coryell county Texas with a geographic area of 10.5 square miles. The total population in Gatesville is 13,513 with 39.0% male and 61.0% female. Children under age 5 represent 3.6% of the population, under age 18 equal 10.6% of the population and over age 65 is 8.0% of the population. The median household income is $45,495, per capita income is $10,829. There are a total of 1,986 housing units with 65.5% owner occupied. Education includes 26.2% of residents that are high school graduates and 18.0% with a bachelor's degree or higher. The average temperature in Gatesville in the summer is 82 degrees, and in the winter 49 degrees.