Cook County Board of Review – Chicago, IL

Cook County Board of Review

Property Tax Assessment Appeals

• Function: A quasi-judicial body responsible for correcting errors in property assessments for Cook County.
• Appeals: Taxpayers can file complaints to contest the assessed value of their residential, commercial, or industrial property.
• Sessions: Operates in sessions by township; appeals must be filed during the specific open period for your township.

The Board of Review is the final step in the administrative appeal process at the county level before going to the state Property Tax Appeal Board or Circuit Court. The three commissioners review evidence to ensure fair and partial assessments. The main office is located within the Cook County Building (City Hall complex).

Appeal Information

• Online Filing: Strongly encouraged to file appeals through the Digital Appeals Processing System (DAPS).
• Deadlines: Strict filing deadlines apply for each township. Late appeals are not accepted.
• Assistance: The Board regularly holds outreach seminars to help homeowners understand the process.