Charlton is located in Worcester county Massachusetts with a geographic area of square miles. The total population in Charlton is 13,610 with 47.6% male and 52.4% female. Children under age 5 represent 5.7% of the population, under age 18 equal 24.8% of the population and over age 65 is 15.0% of the population. The median household income is $102,531, per capita income is $40,606. There are a total of 4,861 housing units with 79.3% owner occupied. Education includes 24.4% of residents that are high school graduates and 40.4% with a bachelor's degree or higher. The average temperature in Charlton in the summer is 70 degrees, and in the winter 30 degrees.
