What is the 2020 Census?

  • The U.S. Census counts every resident in the United States.
  • A census is mandated...
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The 2018 - 2023 Proposed Transportation Improvement Program

This document identifies planned construction improvements and other...

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Construction/Maintenance Permits

Cook County Department of Transportation and Highways Permits Office...

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Problem Reporting

The 24 hour a day number to call to report problems is (708) 448-8006.

Construction Zones


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The DUI Memorial Program is offered in Cook County to provide families an opportunity to safely commemorate a loved one who died as a proximate...

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Haul Permit                                                          

  • Please read all the information on this page...
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An interactive map of current construction activity on the County’s highways.  Hovering on a project provides detailed information for commuters...

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The Illinois Enterprise Zone Act was signed into law in 1982. It is a statewide program which encourages economic growth and...

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Cook County Department of Transportation and Highways

FY2019 Call for Projects

The application...

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Invest in Cook 2017 Grant Application

The application period for this grant has now closed.

Thank you for your interest.

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Invest in Cook 2018 Grant Application

The Application Period for this grant is now Closed.


The call for projects...

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2019 Invest in Cook Online Submission

The call for projects opens on Tuesday, January 15, 2019 and ends at 5:00...

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Cook Central: Centralizing Maps, Apps, and Data

From property and boundary data, to transportation, social service, and environmental...

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National Pollutant Discharge Elimination System (NPDES)

The National Pollutant Discharge Elimination System (NPDES) is a...

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The following map is provided in PDF format and can be printed in 8.5″ x 11″ format using Adobe Acrobat Reader “shrink to fit” feature. The “zoom...

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The County of Cook (“County”) has a fiduciary responsibility to ensure County resources are used responsibly and that individuals do not incur...

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