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Welcome to the Cook County Government Electronic Real Estate Tax Warrant Book

The Real Estate Tax Warrant Books are the official property tax records of Cook County and contain all payments, refunds, and other actions affecting a tax parcel.

The Electronic Real Estate Tax Warrant Book offers this information in a convenient online format that facilitates accessibility and more effective research on a tax parcel.

NOTE: If the property you are searching for has additional warrants, other than the General warrant issued for a particular tax year, the information for each additional warrant will be displayed. Other types of warrants include Back Tax (Omitted Assessment), Air Pollution and Circulator.

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Seal of Cook County Illinois
Cook County Government
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Chicago, Illinois 60602
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