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is a city in Kankakee County, Illinois, in the United States. As of the 2000 census, the city population was 25,561. It is the county seat of Kankakee County. Kankakee is a principal city of the Kankakee–Bradley Metropolitan Statistical Area, which includes all of Kankakee County. The county is also part of the larger Chicago–Naperville–Michigan City, IL-IN-WI Combined Statistical Area. Library service is provided by the Kankakee Public Library.
According to the United States Census Bureau, the city has a total area of 12.8 square miles (33.0 km²), of which, 12.3 square miles (31.8 km²) of it is land and 0.5 square miles (1.2 km²) of it (3.76%) is water.