Auburn is located in Androscoggin county Maine with a geographic area of 59.3 square miles. The total population in Auburn is 23,267 with 47.8% male and 52.2% female. Children under age 5 represent 4.9% of the population, under age 18 equal 21.8% of the population and over age 65 is 18.1% of the population. The median household income is $51,681, per capita income is $31,917. There are a total of 10,180 housing units with 56.8% owner occupied. Education includes 31.7% of residents that are high school graduates and 29.2% with a bachelor's degree or higher. The average temperature in Auburn in the summer is 69 degrees, and in the winter 25 degrees.