Taxes News

COOK COUNTY, IL—Today, officials from the Cook County property tax system announced that the 1.8 million second installment property tax bills for Tax Year 2025 are expected to be mailed to property owners on September 1, 2026, with a due date of…

Two-month delay expected on second installment bills; no-interest loans will help schools, libraries, parks, fire districts and other taxing bodies manage cash flow

(COOK COUNTY, IL) – The Cook County Property Tax Reform Group today announced the implementation of a new unified, tax-rate calculation methodology to be jointly implemented for the 2026 Tax Year by the Cook County Assessor’s Office (CCAO) a

Cook County Board President, Assessor and Clerk announced today that First-Installment 2025 property tax bills have all been mailed by the Treasurer’s Office on schedule. They are also available online, and are due April 1. 

Property owners face an important tax deadline in the coming weeks, and Cook County Board President Toni Preckwinkle and Treasurer Maria Pappas are encouraging residents to plan ahead and take advantage of available payment tools.