Maine in United States with a geographic area of 35,384.5 square miles. The total population in Maine is 1,340,825 with 49.0% male and 51.0% female. Children under age 5 represent 4.8% of the population, under age 18 equal 18.7% of the population and over age 65 is 20.6% of the population. The median household income is $59,489, per capita income is $33,774. There are a total of 569,551 housing units with 72.9% owner occupied. Education includes 28.9% of residents that are high school graduates and 34.2% with a bachelor's degree or higher. The average temperature in Maine in the summer is 64 degrees, and in the winter 18 degrees.