Bloomingdale is located in Dupage county Illinois with a geographic area of 6.8 square miles. The total population in Bloomingdale is 21,905 with 47.3% male and 52.7% female. Children under age 5 represent 5.7% of the population, under age 18 equal 20.3% of the population and over age 65 is 21.6% of the population. The median household income is $87,397, per capita income is $47,926. There are a total of 8,695 housing units with 71.3% owner occupied. Education includes 23.6% of residents that are high school graduates and 45.6% with a bachelor's degree or higher. The average temperature in Bloomingdale in the summer is 74 degrees, and in the winter 27 degrees.