They label property taxes as an absolute value paid, rather than as a percentage. Illinois per the Tax Foundation had the second highest rate*. In fact, it speaks to Illinois' and Chicago's affordability** that with such a high marginal rate, their property taxes as a dollar amount are on-par with many other states.
* https://taxfoundation.org/how-high-are-property-taxes-in-you... ** https://resources.oxfordeconomics.com/hubfs/Housing_affordab...