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The Cook County Board of Review Portal
The Cook County Board of Review Portal
Commissioner
George A. Cardenas
Commissioner
Samantha Steele
Commissioner
Larry R. Rogers, Jr.
Submit Appeal
For instructions on filing an appeal, please .
  1. Please select what type of appeal you are filing with the Cook County Board of Review. For under-assessment appeals, omitted assessments, and exempt status request please contact our Chief Clerk’s Office at 312-603-5586 or email us at ccbor.onlineform@cookcountyil.gov.
  2. Locate your 14-digit PIN (Property Index Number). Please note that you can find your current property index number on your tax bill. Please Click here. to view a sample tax bill. Your PIN can also be found at www.cookcountyassessor.com. Be sure to scroll down to the search by address area.
  3. Enter the PIN in the box field provided above labeled "Property Index Number."
  4. If filing as an attorney, please select “Yes” under the question: are you a registered Board of Review attorney. If you are not filing your appeal as a Board of Review registered attorney, please select “No” for this question. For more information about registering with the BOR please click here.
  5. Then, enter the security access code.
  6. Lastly, click on the Next button.
Having trouble locating your Property Identification Number (PIN)?Please .
  1. Complete PIN search by address: Click here
  2. Contact the CCBOR by E-mail at ccbor.onlineform@cookcountyil.gov, or by visiting us at 118 N. Clark St., Room 601 Chicago, IL 60602.
Notice:Non-attorneys are not authorized to represent any person or legal entity at the BOR. Those in violation of the above will be reported to the appropriate enforcement agency. Appeals filed in connection with these violations are subject to denial pursuant to Rules 1 and 3 of the Board of Review Rules.