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about 시카고
Chicago is located in Cook county Illinois with a geographic area of 227.7 square miles. The total population in Chicago is 2,699,347 with 48.6% male and 51.4% female. Children under age 5 represent 6.1% of the population, under age 18 equal 20.5% of the population and over age 65 is 12.7% of the population. The median household income is $62,097, per capita income is $39,068. There are a total of 1,081,143 housing units with 45.3% owner occupied. Education includes 19.1% of residents that are high school graduates and 45.5% with a bachelor's degree or higher. The average temperature in Chicago in the summer is 72 degrees, and in the winter 27 degrees.
