By Paris Schutz | WTTW The median homeowners in Cook County’s north and northwest suburbs saw their property tax bills rise 15.7% this year, according to a new study just released from Cook County Treasurer Maria Pappas’ office. The study concludes that it’s the largest residential property tax hike for that part of the county in 30 … Continue reading North, Northwest Suburban Cook County Homeowners See Largest Property Tax Increase in 30 Years: Study