Sandwich is located in Barnstable county Massachusetts with a geographic area of 3.6 square miles. The total population in Sandwich is 2,928 with 48.2% male and 51.8% female. Children under age 5 represent 1.4% of the population, under age 18 equal 11.0% of the population and over age 65 is 30.5% of the population. The median household income is $96,198, per capita income is $59,244. There are a total of 1,386 housing units with 76.6% owner occupied. Education includes 17.0% of residents that are high school graduates and 58.7% with a bachelor's degree or higher. The average temperature in Sandwich in the summer is 70 degrees, and in the winter 30 degrees.
