Wauconda is located in Lake county Illinois with a geographic area of 5.1 square miles. The total population in Wauconda is 13,629 with 49.1% male and 50.9% female. Children under age 5 represent 8.8% of the population, under age 18 equal 25.6% of the population and over age 65 is 12.0% of the population. The median household income is $90,019, per capita income is $42,504. There are a total of 5,132 housing units with 78.7% owner occupied. Education includes 20.4% of residents that are high school graduates and 38.3% with a bachelor's degree or higher. The average temperature in Wauconda in the summer is 74 degrees, and in the winter 27 degrees.