Cook County Government, Illinois

Top Services

Law Library Lexis eBooks Available

Law Library Lexis eBooks Available to Cook County Residents

Project Rainbow Grow with Google applications will re-open in January 2027

Applications for Project Rainbow Grow with Google

FREE Google Career Certificates for Cook County Residents

Cook County has launched an exciting new series of educational programming for young children called Project Rainbow.

Visit our website to learn more about Project Rainbow, find curriculum, and download the app from Google Play.

Cook County offers discount parking to residents visiting County facilities in downtown Chicago.

Cook County Offers Discount Parking to Residents Seeking County Services in Downtown Chicago

Visit cookcountyil.gov/parking for more information and to view rates.

Your home. Your sanctuary. Your property tax savings.

PROPERTY TAX SAVINGS FOR HOMEOWNERS

Visit cookcountyassesor.com/exemptions for information on available property tax savings.

Latest News

Cook County Earns National Recognition for Digital Equity Platform Addressing the Digital Divide

October 26, 2026

COOK COUNTY, IL — Cook County has been named a County Government Experience Project Winner in the Center for Digital Government’s 2026 Gover…

President Preckwinkle Appoints New Administrator for County’s Department of Animal and Rabies Control

October 22, 2026

Dr. Megan Carolan was named administrator of Cook County Department of Animal and Rabies Control (ARC) following her appointment by Presiden…

Cook County Board Approves Funding to Improve Transportation Throughout Cook County

October 22, 2026

The Cook County Board of Commissioners approved planning, design and construction contracts today to continue the pipeline of transportation…

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Upcoming Events

Bureau of Finance Budget Overview

10/27/2026 - 9:30am • In-person and Virtual Event

This is an annual hearing of the Bureau of Finance overview of the FY27 budget.

Offices under the President - Budget Overview

10/27/2026 - 11:00am • In-person and Virtual Event

This is an annual hearing of the Offices Under the President.

Office of the Cook County Assessor - Budget Overview

10/27/2026 - 1:00pm • In-person and Virtual Event

This is an annual hearing of the Office of the Cook County Assessor.

Office of the Chief Judge - Budget Overview

10/27/2026 - 1:30pm • In-person and Virtual Event

This is an annual hearing of the Office of the Chief Judge.

Cook County Public Administrator - Budget Overview

10/28/2026 - 11:30am • In-person and Virtual Event

This is an annual hearing of the Cook County Public Administrator.

Cook County Health - Budget Overview

10/28/2026 - 11:45am • In-person and Virtual Event

This is an annual hearing of the Cook County Health Budget.