Oro valley is located in Pima county Arizona with a geographic area of 34.9 square miles. The total population in Oro valley is 45,303 with 48.4% male and 51.6% female. Children under age 5 represent 3.3% of the population, under age 18 equal 18.1% of the population and over age 65 is 34.7% of the population. The median household income is $86,863, per capita income is $48,721. There are a total of 20,039 housing units with 76.0% owner occupied. Education includes 9.8% of residents that are high school graduates and 59.5% with a bachelor's degree or higher. The average temperature in Oro valley in the summer is 83 degrees, and in the winter 49 degrees.