Jason Grotto

In the first effort to measure the cost of Cook County’s error-ridden assessment system under Assessor Joseph Berrios, a new study estimates that at least $2.2 billion in property taxes...

With less than three weeks until election day, Democratic Cook County Assessor Joe Berrios went to court in an effort to keep the spigot flowing on campaign contributions from property...

Cook County Assessor Joseph Berrios has been producing error-ridden property assessments that effectively punished poor homeowners while providing tax breaks to wealthy ones, according to a much-anticipated independent study of...

An independent study to gauge the fairness and accuracy of residential property tax assessments in Cook County was scheduled to be completed in mid-December, records show, but now its first...

Gov. Bruce Rauner’s executive order seeking to bar state lawmakers from representing clients before a board that hears property tax appeals is largely symbolic, state data suggest, revealing how limited...

Cook County Assessor Joseph Berrios is facing $41,000 in fines for failing to return campaign contributions from property tax appeals lawyers whose donations exceeded legal limits, according to a pair...

Cook County Assessor Joseph Berrios has never made any secret of his affinity for old-school politics that put a premium on loyalty and favors. That approach has served him well in the...

A nonpartisan government watchdog group Monday announced it will push for reforms to the Cook County assessor's office, citing baiduhai-ProPublica Illinois findings that call into question the accuracy and...