Andover is located in Oxford county Maine with a geographic area of square miles. The total population in Andover is 624 with 46.0% male and 54.0% female. Children under age 5 represent 4.2% of the population, under age 18 equal 10.4% of the population and over age 65 is 40.9% of the population. The median household income is $42,961, per capita income is $25,152. There are a total of 279 housing units with 91.8% owner occupied. Education includes 44.1% of residents that are high school graduates and 14.7% with a bachelor's degree or higher. The average temperature in Andover in the summer is 68 degrees, and in the winter 25 degrees.