Montpelier is located in Washington county Vermont with a geographic area of 10.1 square miles. The total population in Montpelier is 7,434 with 44.8% male and 55.2% female. Children under age 5 represent 2.1% of the population, under age 18 equal 15.8% of the population and over age 65 is 23.7% of the population. The median household income is $65,668, per capita income is $43,227. There are a total of 3,889 housing units with 51.9% owner occupied. Education includes 14.0% of residents that are high school graduates and 62.8% with a bachelor's degree or higher. The average temperature in Montpelier in the summer is 65 degrees, and in the winter 19 degrees.