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The County of DuPage
Wheaton, Illinois
 

2020 Tax Year Calendar of Events 

  • 06/01/21 1st installment due date
  • 06/02/21 Per Illinois State Statute, 1½ % interest per month due on late payments
  • 09/01/21 2nd installment due date
  • 09/02/21 Per Illinois State Statute, 1½ % interest per month due on late payments
  • 09/08/21 Sub-tax may be paid by tax buyer between 9:00 am - 3:00 pm (but, if going to deed (3rd year of non-payment), tax buyer may
                   pay tax amount on May 12th)
  • 10/08/21 Payment deadline to avoid publication of delinquent taxes in newspaper
  • 10/18/21 During this week, delinquent taxes are published in the newspaper
  • 10/26/21 Delinquent bills mailed
  • 10/29/21 Last day to pay using the online payment system
  • 10/29/21 Last day to use personal checks for payment
  • 11/01/21 Cash, cashier's checks or money orders (certified funds) are required for payment
  • 11/15/21 Last day to pay with credit/debit cards at the Treasurer's Office
  • 11/17/21 Certified payment must be received in the Treasurer’s Office before 4:30 pm to avoid property tax being offered at tax sale
  • 11/17/21 Last day to pay. Must be received in the office by 4:30 pm.
  • 11/18/21 Property tax sale for unpaid 2020 taxes begins at 9:00 am today. No tax payments will be accepted today.