It turns out what Tom Kuznar of Mount Prospect thought was a small problem is actually a big mess affecting 25,000 taxpayers.

CHICAGO, June 4, 2025 /PRNewswire/ -- Cook County Treasurer Maria Pappas plans to postpone the Annual Tax Sale for seven months, during which time she hopes to work with legislators on ...

The decision aims to provide Illinois legislators a window to overhaul state law. Cook County Treasurer Maria Pappas said the county’s annual August tax sale will be postponed for seven months ...

The annual tax sale will occur Jan. 9-12 for properties with unpaid 2021 property taxes due in 2022, Pappas said in a statement. Pappas said 22,884 property owners in Cook County owe less than ...

The entire tax-sale system is tied up in courts at the moment, in the wake of a 2023 U.S. Supreme Court decision that county tax sales amount to a violation of the Fifth Amendment, which prohibits ...

Cook County’s property tax system is confusing enough when people pay on time, but when they don’t, there’s a whole new level of bewilderment. Properties with back taxes go into a knot of ...

Cook County nominally benefits if people pay their property tax bills late because the government pockets that legally required interest, swelling public coffers, but that obviously comes at the ...

The tax buyers got $277.6 million, with at least $27.7 million of that coming from interest during a seven-year period from 2015 to 2022, Pappas’ office found.

The study found property tax assessment appeals submitted by businesses in Cook County caused their collective tax bill to drop by $3.3 billion, while residential tax bills went up $1.9 billion.

But Cook County Board President Toni Preckwinkle said the problem originated during the assessor's portion of the process, in which "data was not transmitted to the state in a timely manner." ...

Pilsen residents and Ald. Byron Sigcho-Lopez (25th) protested in December 2022 after a sharp hike in their Cook County property tax bills, some of which doubled or tripled from 2021.