Kane county is located in Illinois with a geographic area of 524.1 square miles. The total population in Kane county is 531,756 with 49.8% male and 50.2% female. Children under age 5 represent 6.3% of the population, under age 18 equal 25.5% of the population and over age 65 is 13.7% of the population. The median household income is $83,374, per capita income is $37,548. There are a total of 181,845 housing units with 74.6% owner occupied. Education includes 20.6% of residents that are high school graduates and 36.9% with a bachelor's degree or higher. The average temperature in Kane county in the summer is 71 degrees, and in the winter 23 degrees.