Northborough is located in Worcester county Massachusetts with a geographic area of 3.3 square miles. The total population in Northborough is 6,532 with 47.4% male and 52.6% female. Children under age 5 represent 6.0% of the population, under age 18 equal 21.9% of the population and over age 65 is 16.5% of the population. The median household income is $131,373, per capita income is $68,990. There are a total of 2,369 housing units with 81.0% owner occupied. Education includes 12.5% of residents that are high school graduates and 67.1% with a bachelor's degree or higher. The average temperature in Northborough in the summer is 70 degrees, and in the winter 30 degrees.