East sandwich is located in Barnstable county Massachusetts with a geographic area of 7.5 square miles. The total population in East sandwich is 3,628 with 49.5% male and 50.5% female. Children under age 5 represent 2.4% of the population, under age 18 equal 13.8% of the population and over age 65 is 38.0% of the population. The median household income is $102,258, per capita income is $50,284. There are a total of 1,500 housing units with 91.9% owner occupied. Education includes 11.7% of residents that are high school graduates and 55.3% with a bachelor's degree or higher. The average temperature in East sandwich in the summer is 70 degrees, and in the winter 30 degrees.