The city water area is 6.80 sq mi (17.62 sq km )  3.0% . The area of the city is 234.14 sq mi (606 sq km ) . The land area of the city is 227.34 sq mi (588 sq km ) . The area of the urban region is 2,122 sq mi (5,496 sq km ) . 10,874 sq mi (28,160 sq km ) is the area of the metro region of Chicago, Illinois
The metro region of Chicago, Illinois is 28160 sq km )