Whether providing open data from our County systems or maps and information, Cook County is committen to providing transparency and open government. 

Home Rule Tax Web (mobile) application

The Home Rule Tax Reward program rewards those individuals who report violations of the Cook...

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Justice Advisory Council Board Members 2018 

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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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President Preckwinkle is creating and implementing a Policy Roadmap—the first comprehensive policy driven strategic plan for the Offices Under the...

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Video Gaming

Cook County now allows establishments licensed to sell alcohol for on-site consumption to install up to 5...

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