Your PIN or Property Index Number, is the key to finding information about your property.
Watch this video to assist you in find your PIN.
The Assessor’s Office Website will be unavailable due to a county internet outage this Saturday, January 21st from 5 pm to 11:00 pm. The Cook County Bureau of Technology will be performing Maintenance on the Network.
IMPORTANT APPLICATION AND DEADLINE INFORMATION FOR SENIOR CITIZEN HOMEOWNERS.
NEW BED AND BREAKFAST INFORMATION (March 17, 2016)Bed and Breakfast Information (April 22, 2015)
The Cook County Treasurer’s Office mails out tax bills and collects payments. For a copy of your bill and/or payment information, please contact the Cook County Treasurer's Office at 312-443-5100, or visit their Web site at http://www.cookcountytreasurer.com/
When a property is getting an erroneous exemption you are paying more than your fair share. You can anonymously report erroneous exemptions at http://whistleblowing.cookcountyassessor.com/ .
Click here if you have a question, would like to send us an email or to receive emails regarding mailing dates, deadlines and assessment information.
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118 North Clark StreetThird Floor, Room #320Chicago, IL 60602
Phone: 312-443-7550Hours: 8:30 a.m. - 5:00 p.m.Contact Our Offices