Assessor's Office

GENERAL INFORMATION

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What We Do

In a Nutshell: Your New Trier Township Assessor's Office advocates for you with the Cook County Assessor's Office and the Cook County Board of Review. Additionally, we provide a broad range of services acting as a liaison for you with various County agencies.

Available Services

• Assistance with preparing appeals for the Cook County Assessor, the Assessor's Re-Review and the Cook County Board of Review (and Re-Review)
  • We provide information about the various grounds for appeal
  • We file appeals for you at your request
• Assistance with preparing appeals for the Property Tax Appeal Board (PTAB)
• Assistance with filing exemptions
• Assistance with the Cook County Treasurer's Office
  • Obtaining refunds where applicable
  • Updating name and address information
  • Providing documentation to correct second installment tax bills that are missing valid exemptions
• Sales and building permit information
• Taxpayer of record information
• Brief legal descriptions of a specific property
• Information from the Plat Books ("Sidwell Maps")
• Information from tax exempt properties
• Tax rate information

Outreach Events

We are also available to do outreach events for your organization. We have a presentation we call "Your Annual Tax Calendar at a Glance," but will gladly tailor a presentation for your organization.

Cook County

• The Cook County Assessor's office does all assessing in Cook County on a Triennial basis.
• The Cook County Treasurer's office prepares all tax bills and collects all taxes. Taxes are collected in arrears; tax bills are issued in February and July (subject to adjustments for unforeseen events).

Understanding Property Taxes

Who's who in the Cook County property tax system? Learn the ins and outs of the taxation process (PDF).

WHICH COUNTY OFFICES ARE INVOLVED IN A PROPERTY TAX BILL? 

In Cook County, property taxes involve coordination between offices at the county, state, and local municipal level. Learn more here.

Contact Us

You can reach the New Trier Assessor's office at 847-446-8200. Deputy Assessor Leonard Shifflett and I look forward to serving you.

Jan Churchwell, New Trier Township Assessor

 Jan Churchwell at jchurchwell@newtriertownship.com

Len Shifflett at lshifflett@newtriertownship.com

ADDITIONAL RESOURCES