Property owners in Cook County will be receiving their 2010 real estate second installment tax bills in the mail the first week of October. The tax bills are due on Tuesday, November 1, 2011. Please pay by the due date to avoid any late fees.  

You may pay your taxes under the following methods:

  • mail;
  • in person at the downtown Cook County Treasurer’s Office located at 118 N. Clark Street – 1st Floor;
  • at nearly 400 Chase Banks throughout the Chicagoland area;
  • at more than 200 participating Community Banks (see for a list of participating banks); or
  • online via the Cook County Treasurer’s website. Please make sure to print out your receipt or confirmation of payment when paying online.  

Please note that the County Building is closed on Monday, October 10, 2011 in observance of the Columbus Day Holiday.  

Visit the Cook County Treasurer’s website at for more information