Cook County property owners will have an extra month to pay their first installment tax bills. The Cook County Board of Commissioners announced that bills for 2025 will be mailed by March 2 and are due April 1, a one-month extension from the usual March deadline. The change aims to provide relief after delays with the second installment bills in 2024. Residents can begin making payments online without charge starting February 20, according to the board. The revenues collected from these first in