The Department of Building and Zoning allows you to review the current zoning classification of parcels located in unincorporated Cook County (only). In order to learn a property's zoning classification, you must enter the property's fourteen (14) digit permanent real estate index number (PIN).
» Click here to link to the Zoning Classification Search
Map Amendment Application A "map amendment" is a change in zoning classification from the Cook County Comprehensive Land Use Map.
Variation Application A “variance” means a grant of relief from the requirements of the Cook County Zoning Ordinance which permits construction in a manner that would otherwise be prohibited by the Ordinance.
Special Use Application A “special use” of land or buildings, or both, described in the Cook County Zoning Ordinance is a use subject to special provisions because of unique characteristics that do not allow the use to be properly classified as a permitted use.
All Agencies
Building and Zoning Bureau of Economic Development ----- 69 W. Washington, Suite 2830 Chicago, Illinois 60602
URL: www.cookcountyil.gov/ BuildingZoning
Click here to find out about Commit To Cook
North Side Field Office: 2nd Municipal District Court Building, 5600 Old Orchard Road, Room #022 Skokie, IL 60077 Telephone: (847)470-5000 Hours: M-F: 8.30AM-3.30PM; Sun-Sat: Closed
South Side Field Office: 5th Municipal District Court Building 7600 W. 103Rd Street, Room #064 Bridgeview, IL 60455 Telephone: (708)974-6266 Hours: M-F: 8.30AM-3.30PM; Sun-Sat: Closed