What is a Brownfield?
Brownfields are abandoned or under-used industrial and commercial properties with actual or perceived contamination...Read more
A building shall not be constructed or occupied, an existing building shall not be expanded or otherwise altered or...Read more
The Cook County Community Solar Project was launched in early 2015 with a grant from the Department of Energy’s Solar Market Pathways Program....Read more
Building improvement projects through guaranteed energy performance contracting
The guaranteed energy...Read more
Electronic Permits-Apply Online!
The Department of Building and Zoning is launching a new service for the residents and businesses...Read more
The Economic Development Division of the Department of Planning and Development (DPD) manages programs designed to help businesses grow, expand...Read more
Cook County Department of Transportation and Highways
2017 Invest in Cook Grant Awards
The Cook...Read more
Invest in Cook 2017 Grant Application
The application period for this grant has now closed.
Thank you for your interest.... Read more
Geographic Information Systems (GIS) aims to optimize Cook County's geospatial investment in information technology through...Read more
Online Payment Service
The Deparment of Building and Zoning is now accepting payments for many of its services.
Please make sure...Read more
Public Comment Notice - Draft 2017 Annual Action Plan
The Cook County Department of Planning and Development within the...Read more
Quentin Road Phase 1 Study
Dundee Road to Lake Cook Road...Read more
Cook County Vacant Building Ordinance
On-line Registration of Property
If I own a vacant building in...Read more