Hamilton is located in Loudoun county Virginia with a geographic area of 0.2 square miles. The total population in Hamilton is 708 with 53.2% male and 46.8% female. Children under age 5 represent 14.0% of the population, under age 18 equal 28.1% of the population and over age 65 is 15.4% of the population. The median household income is $105,417, per capita income is $44,365. There are a total of 269 housing units with 79.2% owner occupied. Education includes 21.2% of residents that are high school graduates and 44.2% with a bachelor's degree or higher. The average temperature in Hamilton in the summer is 71 degrees, and in the winter 35 degrees.