Sunderland is located in Bennington county Vermont with a geographic area of square miles. The total population in Sunderland is 943 with 49.6% male and 50.4% female. Children under age 5 represent 2.2% of the population, under age 18 equal 18.9% of the population and over age 65 is 20.8% of the population. The median household income is $71,875, per capita income is $41,486. There are a total of 372 housing units with 97.6% owner occupied. Education includes 27.4% of residents that are high school graduates and 43.5% with a bachelor's degree or higher. The average temperature in Sunderland in the summer is 65 degrees, and in the winter 19 degrees.