Assessor's Office


                                      2018 First Installment Tax Bills

You can now download your 2018 First Installment Tax Bill.  You will need your fourteen digit PIN.  Your PIN can be found on a prior taxbill.  To download a copy of your taxbill, go to the Cook County Treasurer’s web site:;click on “Your Property Tax Overview.”  On the next screen, you must enter your PIN,click on “I’m Not a Robot,” click on “Continue.”  On the next page scroll down to “Tax Year2018 First Installment Early Payment” and click on that item.  Your tax bill should appear.  You can then print it.  The Treasurer’s office is scheduled to mailout the 2018 First Installment Tax Bills at the end of January 2019.  To avoid interest charges, your 2018 FirstInstallment bill must be paid on or before March 1, 2019.  Always write your PIN on any check you submit as payment of any real estate tax bill.

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
    • 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

Understanding Property Taxes

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

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

Additional Resources