Huntley is located in Kane county Illinois with a geographic area of 14.3 square miles. The total population in Huntley is 27,413 with 49.8% male and 50.2% female. Children under age 5 represent 3.9% of the population, under age 18 equal 20.9% of the population and over age 65 is 34.0% of the population. The median household income is $77,420, per capita income is $39,735. There are a total of 12,113 housing units with 87.5% owner occupied. Education includes 24.9% of residents that are high school graduates and 40.0% with a bachelor's degree or higher. The average temperature in Huntley in the summer is 74 degrees, and in the winter 27 degrees.