Scarborough is located in Cumberland county Maine with a geographic area of square miles. The total population in Scarborough is 20,568 with 48.1% male and 51.9% female. Children under age 5 represent 3.9% of the population, under age 18 equal 19.4% of the population and over age 65 is 20.7% of the population. The median household income is $102,742, per capita income is $52,133. There are a total of 8,462 housing units with 80.4% owner occupied. Education includes 16.1% of residents that are high school graduates and 61.8% with a bachelor's degree or higher. The average temperature in Scarborough in the summer is 68 degrees, and in the winter 25 degrees.