With a 474.5% increase, Schiller Park experienced the largest commercial property tax assessment increases in Cook County in 2023, spiking taxes by 278.5%.
With a 161.3% increase, Countryside experienced one of the largest commercial property tax assessment increases in Cook County in 2023, spiking taxes by 126.5%.
River Forest witnessed an unusual decrease of 3.9% in residential property tax assessments in 2023, a notable deviation from the national upward trend.