Round lake park is located in Lake county Illinois with a geographic area of 2.1 square miles. The total population in Round lake park is 7,744 with 46.7% male and 53.3% female. Children under age 5 represent 4.8% of the population, under age 18 equal 19.7% of the population and over age 65 is 30.0% of the population. The median household income is $48,809, per capita income is $23,560. There are a total of 2,900 housing units with 85.5% owner occupied. Education includes 42.8% of residents that are high school graduates and 12.6% with a bachelor's degree or higher. The average temperature in Round lake park in the summer is 74 degrees, and in the winter 27 degrees.
