Glenwood is located in Cook county Illinois with a geographic area of 3.3 square miles. The total population in Glenwood is 8,846 with 42.7% male and 57.3% female. Children under age 5 represent 5.9% of the population, under age 18 equal 26.2% of the population and over age 65 is 14.4% of the population. The median household income is $64,857, per capita income is $25,949. There are a total of 2,786 housing units with 85.0% owner occupied. Education includes 21.0% of residents that are high school graduates and 31.3% with a bachelor's degree or higher. The average temperature in Glenwood in the summer is 74 degrees, and in the winter 27 degrees.