Groton is located in Middlesex county Massachusetts with a geographic area of 1.7 square miles. The total population in Groton is 1,127 with 53.1% male and 46.9% female. Children under age 5 represent 5.5% of the population, under age 18 equal 26.3% of the population and over age 65 is 14.9% of the population. The median household income is $101,875, per capita income is $55,132. There are a total of 362 housing units with 59.4% owner occupied. Education includes 18.0% of residents that are high school graduates and 48.1% with a bachelor's degree or higher. The average temperature in Groton in the summer is 70 degrees, and in the winter 30 degrees.
