Purchasing Departments in Cook County, Illinois

There are 3 Purchasing Departments in Cook County, Illinois, serving a population of 5,238,541 people in an area of 946 square miles. There is 1 Purchasing Department per 1,746,180 people, and 1 Purchasing Department per 315 square miles.

In Illinois, Cook County is ranked 7th of 102 counties in Purchasing Departments per capita, and 2nd of 102 counties in Purchasing Departments per square mile.

List of Cook County Purchasing Departments

Find Cook County, Illinois purchasing departments and procurement offices.


Chicago Heights Purchasing Department 1601 Chicago Road Chicago Heights, IL

Cook County Purchasing Department 118 North Clark Street Chicago, IL

Evanston Purchasing Department 2100 Ridge Avenue Evanston, IL

About Cook County Purchasing Departments

Cook County Purchasing Departments are government agencies responsible for overseeing the process of acquiring the goods and services needed by other government departments and operations in Cook County, IL. The Purchasing Department, often referred to as the Cook County Procurement Department, or the Office of Cook County Procurement, may be organized as a division within a Finance or Administrative Services Department, or it may be a separate department. Purchasing Departments serve as a centralized resource for the organization and its departments in all procurement processes.

You may contact the Procurement Department for questions about:
  • Cook County vendor registrations and applications
  • Government contractors and contracting
  • Cook County government bidding process
  • RFP and RFQ procedures
  • Purchase agreements, orders, and contracts