kankakee il is in what county
Kankakee, IL. Online Offers. Kankakee is a city in Kankakee County, Illinois, USA. As of the 2000 census, the city population was 25,561, and 26,840 as of a 2009 estimate. It is the county seat of Kankakee County. Kankakee is a principal city of the KankakeeâBradley Metropolitan Statistical Area, which includes all of Kankakee County. Kankakee is located at 41Â°7â²12â³N 87Â°51â²36â³W / 41.12Â°N 87.86Â°W / 41.12; -87.86 (41.12, -87.86).