Most expensive cities for renters in Illinois

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Data as of September 2026. Median rent from RentDataNow's monthly city data (Zillow's rent index where Zillow covers the city). Rank a year ago compares the same cities' rent 12 months earlier. Updated monthly. Download this list (CSV)

Best value (RRS)Overheated (RRS)Most affordable Most expensive Rent falling Rent rising Best rent/income Most rent-burdened Record-high rent Seasonal swings Rent vs. income

116 cities

Rank	City	Median rent	1-yr change	5-yr change	Rent/income	Vs. a year ago
101	SpringfieldIL Pop. 113KCompare →	$1,178/mo	+4.3%	+37.0%	21.4%	↓27 from #74
102	CollinsvilleIL Pop. 24KCompare →	$1,161/mo	+19.8%	--	20.6%	↓22 from #80
103	BellevilleIL Pop. 41KCompare →	$1,120/mo	+3.2%	+37.4%	21.2%	↓28 from #75
104	MarionIL Pop. 17KCompare →	$1,113/mo	0.0%	--	23.5%	↓27 from #77
105	MolineIL Pop. 42KCompare →	$1,090/mo	+2.6%	--	19.3%	↓29 from #76
106	QuincyIL Pop. 39KCompare →	$1,059/mo	+8.2%	--	22.5%	↓27 from #79
107	DecaturIL Pop. 70KCompare →	$1,057/mo	+5.2%	--	24.6%	↓29 from #78
108	Granite CityIL Pop. 27KCompare →	$1,046/mo	0.0%	--	21.2%	--
109	AltonIL Pop. 25KCompare →	$1,003/mo	+6.0%	--	22.1%	↓28 from #81
110	WashingtonIL Pop. 16KCompare →	$988/mo	0.0%	--	12.5%	--
111	Rock IslandIL Pop. 36KCompare →	$932/mo	+6.2%	--	18.9%	↓29 from #82
112	PekinIL Pop. 32KCompare →	$901/mo	0.0%	--	17.8%	--
113	East PeoriaIL Pop. 22KCompare →	$885/mo	0.0%	--	14.8%	--
114	DanvilleIL Pop. 29KCompare →	$883/mo	+1.9%	--	23.1%	↓31 from #83
115	CharlestonIL Pop. 17KCompare →	$762/mo	0.0%	--	18.5%	--
116	CarbondaleIL Pop. 22KCompare →	$673/mo	+4.2%	--	25.1%	↓32 from #84