Altus is located in Jackson county Oklahoma with a geographic area of 18.2 square miles. The total population in Altus is 18,533 with 49.1% male and 50.9% female. Children under age 5 represent 8.1% of the population, under age 18 equal 25.4% of the population and over age 65 is 13.4% of the population. The median household income is $47,990, per capita income is $25,365. There are a total of 7,204 housing units with 56.5% owner occupied. Education includes 25.0% of residents that are high school graduates and 24.3% with a bachelor's degree or higher. The average temperature in Altus in the summer is 82 degrees, and in the winter 42 degrees.