Chesapeake is located in Chesapeake county Virginia with a geographic area of 338.5 square miles. The total population in Chesapeake is 242,647 with 48.9% male and 51.1% female. Children under age 5 represent 6.4% of the population, under age 18 equal 24.3% of the population and over age 65 is 13.2% of the population. The median household income is $81,261, per capita income is $37,420. There are a total of 86,524 housing units with 72.3% owner occupied. Education includes 19.7% of residents that are high school graduates and 37.9% with a bachelor's degree or higher. The average temperature in Chesapeake in the summer is 77 degrees, and in the winter 35 degrees.