Round lake heights is located in Lake county Illinois with a geographic area of 0.6 square miles. The total population in Round lake heights is 3,009 with 50.0% male and 50.0% female. Children under age 5 represent 4.2% of the population, under age 18 equal 32.0% of the population and over age 65 is 7.9% of the population. The median household income is $74,286, per capita income is $24,854. There are a total of 858 housing units with 83.0% owner occupied. Education includes 38.7% of residents that are high school graduates and 21.9% with a bachelor's degree or higher. The average temperature in Round lake heights in the summer is 74 degrees, and in the winter 27 degrees.
