Quick Cook County Government Facts:

• Cook County is the 2nd most populous county in the United States after Los Angeles County
• Cook County is the 19th largest government in the United States
• There are over a 130 incorporated municipalities in Cook County, the largest of which is Chicago
• Geographically Cook County is the 5th largest in Illinois
• The Circuit Court of Cook County is the largest unified court system in the world
• The Cook County Department of Corrections is the largest single site jail in the nation
• The Cook County Law Library is the second largest county law library in the nation
• Cook County’s Bureau of Health Services is the second largest public health system in the nation
• Cook County Highway Department is responsible for the design and maintenance of roadways in the county.
• The Forest Preserve District is a belt of 69,000 acres of green forested parks surrounding the City of Chicago and includes Brookfield Zoo and the Chicago Botanic Garden.