Casper is located in Natrona county Wyoming with a geographic area of 26.5 square miles. The total population in Casper is 58,287 with 49.0% male and 51.0% female. Children under age 5 represent 7.2% of the population, under age 18 equal 24.0% of the population and over age 65 is 15.4% of the population. The median household income is $59,412, per capita income is $34,973. There are a total of 24,850 housing units with 67.3% owner occupied. Education includes 25.8% of residents that are high school graduates and 28.1% with a bachelor's degree or higher. The average temperature in Casper in the summer is 67 degrees, and in the winter 16 degrees.