Yuma is located in Yuma county Arizona with a geographic area of 120.7 square miles. The total population in Yuma is 97,428 with 51.6% male and 48.4% female. Children under age 5 represent 7.5% of the population, under age 18 equal 25.8% of the population and over age 65 is 15.6% of the population. The median household income is $52,183, per capita income is $26,679. There are a total of 35,344 housing units with 64.4% owner occupied. Education includes 22.0% of residents that are high school graduates and 21.6% with a bachelor's degree or higher. The average temperature in Yuma in the summer is 90 degrees, and in the winter 49 degrees.