Hanover park is located in Cook county Illinois with a geographic area of 6.4 square miles. The total population in Hanover park is 37,811 with 47.6% male and 52.4% female. Children under age 5 represent 4.6% of the population, under age 18 equal 27.9% of the population and over age 65 is 10.4% of the population. The median household income is $77,367, per capita income is $26,823. There are a total of 11,064 housing units with 73.0% owner occupied. Education includes 23.2% of residents that are high school graduates and 29.4% with a bachelor's degree or higher. The average temperature in Hanover park in the summer is 74 degrees, and in the winter 27 degrees.