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Application for Change of Name or Address Information on a
Cook County Property Tax Bill

PIN Search:
Use the field below to view the current mailing information for which to make a name or address change.
Enter your 14-digit PIN:
- - - -
Please type in the 6-letter security code below exactly as you see it displayed, and then click Search.
   
   
For information on locating a PIN, please visit the Locating the PIN section.

When you buy or sell your home, the name and address on the tax bill is not automatically changed. The new owner must submit a Name/Address Change Application to the Cook County Treasurer's Office.


* Please note: this form must be notarized.

Instructions to follow when submitting a Name/Address Change Application

  1. Enter the 14-digit Property Index Number (PIN) and 6-letter security code in the fields above and click "Search." 

     
  2. Complete all of the fields and click "Create Form." 

     
  3. Print the completed form when it appears. 

     
  4. Verify that the information entered is correct. 

     
  5. Sign the form. 

     
  6. Have the form notarized. 

     
  7. Mail the application to the address on the form.
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