Vienna is located in Fairfax county Virginia with a geographic area of 4.4 square miles. The total population in Vienna is 16,532 with 48.3% male and 51.7% female. Children under age 5 represent 6.2% of the population, under age 18 equal 27.9% of the population and over age 65 is 15.2% of the population. The median household income is $168,269, per capita income is $76,538. There are a total of 5,472 housing units with 87.4% owner occupied. Education includes 10.0% of residents that are high school graduates and 73.6% with a bachelor's degree or higher. The average temperature in Vienna in the summer is 71 degrees, and in the winter 35 degrees.
