Flagstaff is located in Coconino county Arizona with a geographic area of 66.0 square miles. The total population in Flagstaff is 73,319 with 49.9% male and 50.1% female. Children under age 5 represent 4.7% of the population, under age 18 equal 18.4% of the population and over age 65 is 8.8% of the population. The median household income is $58,685, per capita income is $26,969. There are a total of 24,466 housing units with 46.8% owner occupied. Education includes 11.6% of residents that are high school graduates and 51.0% with a bachelor's degree or higher. The average temperature in Flagstaff in the summer is 64 degrees, and in the winter 49 degrees.