Statewide, there were only 16 affordable rental units available for every 100 deeply low-income households in 2012, the report found. That same year, 90 percent of deeply low-income Illinois families spent at least 50 percent of their income on housing costs.

The Chicago metropolitan area had 17 affordable units available for every 100 deeply low-income renter households. Eighty-nine percent of those poorest households in the Chicago region spent more than half of their income on housing costs.

via Housing Needs Grow For An Aging America; Low-Income Illinoisans Struggle To Find Affordable Rentals | Progress Illinois.