Avon lake is located in Lorain county Ohio with a geographic area of 11.1 square miles. The total population in Avon lake is 24,309 with 47.9% male and 52.1% female. Children under age 5 represent 5.4% of the population, under age 18 equal 24.5% of the population and over age 65 is 20.0% of the population. The median household income is $82,994, per capita income is $45,652. There are a total of 9,912 housing units with 81.0% owner occupied. Education includes 16.2% of residents that are high school graduates and 49.4% with a bachelor's degree or higher. The average temperature in Avon lake in the summer is 72 degrees, and in the winter 32 degrees.