Cook County Property Tax Appeal Deadlines & Due Dates 2024

Cook County Property Tax Assessment Calculator | KensingtonBelow is a 2024 listing of deadlines for appealing your property taxes in your township for 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” deadline.

Learn why appealing by yourself can cost you more money than using Kensington

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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
June 17
July 31
September 11
October 10
Berwyn
April 04
May 06
September 18
October 17
Bloom
June 23
July 26
November 13
December 12
Bremen
May 23
June 24
December 4
January 2
Calumet
May 21
June 21
September 11
October 10
Cicero
June 05
July 19
September 18
October 17
Elk Grove
May 30
July 1
November 13
December 12
Evanston
March 20
April 19
July 22
August 20
Hanover
April 17
May 17
September 18
October 17
Hyde Park *
September 18
October 19
December 21
January 19
Jefferson *
August 31
October 2
December 18
January 16
Lake *
November 01
December 05
January 08
February 06
Lake View *
July 02
August 14
December 4
January 2
Lemont
July 10
August 21
October 5
November 3
Leyden
August 18
September 18
December 4
January 2
Lyons
October 24
November 27
January 08
February 06
Maine
May 15
June 17
November 13
December 12
New Trier
April 16
May 16
October 5
November 3
Niles
September 19
October 20
December 28
January 26
North Chicago *
October 4
November 6
December 28
January 26
Northfield
October 25
November 28
January 06
February 08
Norwood Park
July 22
August 20
September 11
October 10
Oak Park
March 26
April 29
September 11
October 10
Orland
May 24
June 29
October 5
November 3
Palatine
June 25
August 8
November 13
December 12
Palos
April 25
May 28
November 13
December 12
Proviso
September 29
October 30
December 28
January 26
Rich
September 20
October 23
December 18
January 16
River Forest
March 01
April 01
July 22
August 20
Riverside
March 01
April 01
July 22
August 20
Rogers Park *
March 18
April 17
July 22
August 20
Schaumburg
May 10
June 12
October 5
November 3
South Chicago *
October 6
November 7
December 28
January 26
Stickney
June 10
July 24
December 4
January 2
Thornton
August 04
September 05
November 13
December 12
West Chicago *
May 20
June 20
December 4
January 2
Wheeling
August 31
October 2
December 18
January 16
Worth
July 25
September 6
January 08
February 06

* City of Chicago District Townships will be fully reassessed in 2024 as part of the triennial schedule

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