An official website of the City of Chicago

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Building and Land Information

The City of Chicago Department of Planning and Development have made important building and land use ordinances and plans easier to access by posting them online.

All registered vacant buildings
All current land sales and requests for proposals for developments
List of all city-owned land by region, including property index numbers
Chicago Municipal Code, Chicago Building Code, and Chicago Zoning & Land Use Code
Chicago Zoning Map

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