What is a Brownfield?

Brownfields are abandoned or under-used industrial and commercial properties with actual or perceived contamination...

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Business Occupancy

A building shall not be constructed or occupied, an existing building shall not be expanded or otherwise altered or...

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The Cook County Community Solar Project was launched in early 2015 with a grant from the Department of Energy’s Solar Market Pathways Program....

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Building improvement projects through guaranteed energy performance contracting

The guaranteed energy performance...

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Electronic Permits-Apply Online!

The Department of Building and Zoning is launching a new service for the residents and businesses...

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The Economic Development Division of the Department of Planning and Development (DPD) manages programs designed to help businesses grow, expand...

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Cook County Department of Transportation and Highways

2018 Invest in Cook Grant Awards

The Cook...

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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.

Dates

The call for projects...

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Maps and Geospatial Data is now Cook Central

Cook Central: Centralizing Maps, Apps, and Data

From property and boundary data, to...

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National Pollutant Discharge Elimination System (NPDES)

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

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Online Payment Service

The Deparment of Building and Zoning is now accepting payments for many of its services.

Please make sure...

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Public Notice

Draft 2017 Consolidated Annual Performance and Evaluation Report (CAPER)

The Cook County...

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Quentin Road Phase 1 Study

Dundee Road to Lake Cook Road...

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Cook County Vacant Building Ordinance

On-line Registration of Property

If I own a vacant building in...

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Zoning Ordinance Administration

Administration of the zoning ordinance shall be exercised through a person in the...

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