Cook County's machine-learning tax model made assessments fairer, yet homeowner bills soared. The appeals system, not the ...

When the Chicago Tribune and Illinois Answers Project set out to investigate the accuracy of property assessments in Cook County, it became clear that reporters would have to use every bit of ...

COOK COUNTY, Ill. (WLS) -- Hundreds of properties throughout Cook County are being misclassified or undervalued, resulting in a significant loss in tax dollars. That's according to an investigation by ...

Critics of Cook County’s assessment system, including incoming Assessor Patrick Hynes and engineer Vaughn Harrison, say her ...

Toni Preckwinkle is tired of the bickering over how Cook County values commercial properties for tax purposes. She's hoping a new set of recommendations will fix the problem. The Cook County Board ...

A north suburban woman is finally cashing in on thousands of dollars in property tax refunds, after months of promises from Cook County. The major holdups were due to upgrades to the county's computer ...

Tatiana Squire, a first-time homeowner in Riverdale, was shocked when her annual property tax bill jumped to nearly $17,000 ...

Cook County Assessor Fritz Kaegi took office in 2018 pledging to rid the office of corruption and create a process that more equitably shares the tax burden between homeowners and businesses. Eight ...

A former employee in the Cook County assessor’s office was sentenced to two years of probation Tuesday after a federal judge credited his extensive cooperation with investigators. Francisco Perez, 51, ...