DuPage County Treasurer Gwen Henry said this years property tax bills are higher despite the average tax rate dropping by 1.78 percent. The reason is because the total assessed value of property in DuPage increased by 4.3 percent in 2015. "This has been a challenging year for property owners in DuPage County," Henry said. "For the first year since 2009, property owners have … [Read more...] about DuPage County Homeowners are about to get hit with a Property Tax Increase