Harrison is located in Cumberland county Maine with a geographic area of square miles. The total population in Harrison is 2,804 with 53.3% male and 46.7% female. Children under age 5 represent 1.2% of the population, under age 18 equal 11.4% of the population and over age 65 is 26.1% of the population. The median household income is $47,548, per capita income is $29,346. There are a total of 1,401 housing units with 91.7% owner occupied. Education includes 48.3% of residents that are high school graduates and 22.7% with a bachelor's degree or higher. The average temperature in Harrison in the summer is 68 degrees, and in the winter 25 degrees.