Iroquois County's first installment of the 2021 taxes come due June 9. The second installment is due September 9. Taxes can be paid at the Iroquois County Treasurer's Office during regular business hours. County banks or financial institutions also accept payments. A drop-box is also available outside the 9-1-1 Center at the County Administrative Center.
Kankakee County tax statements are also in the mail. The first installment is due June 30.