Hopkinton is located in Middlesex county Massachusetts with a geographic area of 1.5 square miles. The total population in Hopkinton is 3,864 with 38.2% male and 61.8% female. Children under age 5 represent 8.8% of the population, under age 18 equal 28.8% of the population and over age 65 is 14.7% of the population. The median household income is $141,713, per capita income is $101,202. There are a total of 1,411 housing units with 78.0% owner occupied. Education includes 17.9% of residents that are high school graduates and 63.1% with a bachelor's degree or higher. The average temperature in Hopkinton in the summer is 70 degrees, and in the winter 30 degrees.