Paying Online

Due Dates for the 2021 taxes (payable in 2022) are as follows:

  • 1st installment due: June 9th, 2022
  • 2nd installment due: August 9th, 2022
  • 3rd installment due: September 9th, 2022
  • 4th installment due: November 9th, 2022

Note: We do not accept credit/debit cards in-house at Treasurer's office, Only online!

Online Payment system is now closed for the year! Please call the Treasurer's office for payment options to avoid Tax Sale at 309-558-3510.

Account login can be accessed to make changes to your information or to cancel autopayments. 

Access Real Estate Tax Online Payment System.

Please call the Rock Island County Treasurer's Office at 309-558-3510 if you have any questions.