Cook County is located in northeastern Illinois and is considered part of the Chicago-Naperville-Joliet Metropolitan area. According to the U.S. Census bureau it has 946 square miles of land area. The 2010 Census Population is 5,194,675. The county seat is Chicago.
Search the Cook County Recorder of Deeds index by grantor/grantee, document number, legal description, PIN number, trust number, or subdivision for recorded documents (deeds, mortgages, liens, judgments, etc.).