Whether providing open data from our County systems or maps and information, Cook County is committed 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 2019

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Cook Central: Centralizing Maps, Apps, and Data

From property and boundary data, to transportation, social service, and environmental...

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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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