Wellfleet is located in Barnstable county Massachusetts with a geographic area of square miles. The total population in Wellfleet is 3,662 with 45.5% male and 54.5% female. Children under age 5 represent 2.5% of the population, under age 18 equal 13.0% of the population and over age 65 is 34.4% of the population. The median household income is $82,990, per capita income is $45,275. There are a total of 1,524 housing units with 77.4% owner occupied. Education includes 9.4% of residents that are high school graduates and 66.7% with a bachelor's degree or higher. The average temperature in Wellfleet in the summer is 70 degrees, and in the winter 30 degrees.