Cook County Property Tax Appeal Calendar for 2017

Cook County Property Tax Assessment Calculator | KensingtonBelow is a listing of when the window to appeal your property taxes in your township is open in 2017 with both the Cook County Assessor and Board of Review.

  • Dates in green have been announced (the window to appeal is now open)
  • Dates in red have passed (the window to appeal has closed)
  • Dates in gray are estimated based on previous years

The earliest you can submit a property tax appeal is the date listed as “Open for Filing” and no property tax appeal will be accepted after the “Closed for Filing” date.

Click here to see the remaining 2016 windows to appeal at the Cook County Board of Review

Why appealing by yourself can cost you a lot of money

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Cook County Township Cook County Assessor
Open for Filing
Cook County Assessor
Closed for Filing
Cook County Board of Review
Open for Filing
Cook County Board of Review
Closed for Filing
Barrington March 10 April 10 Early August Late August
Berwyn Mid-April Mid-May Late August Late September
Bloom Early September Early October Early December Early January
Bremen April 17 May 17 Late August Late September
Calumet Late April Late May Late August Late September
Cicero March 21 April 21 Early August Late August
Elk Grove April 24 May 24 Mid-October Mid-November
Evanston February 23 March 27 Early August Late August
Hanover Mid-September Mid-October Early January 2018 Early February 2018
Hyde Park Mid-June Mid-July Mid-November Mid-December
Jefferson Mid-July Mid-August Early January 2018 Early February 2018
Lake Mid-May Mid-June Mid-October Mid-November
Lake View April 10 May 10 Early September Early October
Lemont Mid-May Mid-June Early September Early October
Leyden Mid-June Mid-July Mid-November Mid-December
Lyons Mid-May Mid-June Mid-October Mid-November
Maine Late May Late June Mid-November Mid- December
New Trier March 2 April 3 Early August Late August
Niles Early September Early October Late December Mid-January 2018
North Chicago Late September Late October Late-December Mid-January 2018
Northfield Late July Late August Mid-December Early-January 2018
Norwood Park March 2 April 3 Mid-October Mid-November
Oak Park March 1 April 3 Early August Late August
Orland Late July Late August Early December Early January
Palatine March 30 May 1 Early September Early October
Palos April 3 May 3 Late August Mid-September
Proviso Mid-July Mid-August Early December Early January 2018
Rich Late August Late September Early December 5 Early January 2018
River Forest February 2 March 7 Early August Late August
Riverside February 6 March 10 Early August Late August
Rogers Park January 30 March 1 Early August August 30
Schaumburg Mid-August Mid-September Mid-December Early January 2018
South Chicago Late September Late October Late-December Mid-January 2018
Stickney Late May Late June Mid-October Mid-November
Thornton Mid-August Mid-September Early December Early January
West Chicago Mid-August Mid-September Late-December Mid-January 2018
Wheeling Mid-July Mid-August Early December Early January 2018
Worth Early June Mid-July Mid-November Mid-December

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