- This event has passed.
Cook County Property Tax Appeal deadline for Schaumburg township
September 16, 2019
This is the last day to file a 2019 appeal at the Cook County Assessorâ€™s Office for properties located in Schaumburg township, for taxes payable in 2020. The next opportunity will be an appeal at the Board of Review,Â after the Assessorâ€™s Office completes their review.