- This event has passed.
Cook County Property Tax Appeal (Revised) deadline for Elk Grove Township
May 29, 2019
This is the last day to file a 2019 appeal at the Cook County Assessorâ€™s Office for properties located in Elk Grove township, for taxes payable in 2020.
This is the reassessment year, so please make sure you verify your reassessment notice received from the Assessorâ€™s Office, to see the change of your property value for tax purposes.