CensusEasy
RANKING · 2024 ACS · 102 SHOWN OF 102

Least affordable housing, Illinois counties

Illinois counties ranked by the CensusEasy Afford Score, median home value divided by median household income (2024 ACS). A higher score means a home costs more years of local income. This list covers the 102 counties in Illinois that qualify, ranked against each other statewide. The median across all 102 is 2.0. Biggest climber in the top 100 since 2020: Brown County, IL, up 50 places to #35.

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Least affordable housing by state
RANKPLACESTATEPOPAFFORD SCOREVS 1990
01Cook County, ILIL5,194,6253.9+26%
02DuPage County, ILIL934,2983.5+25%
03▲3DeKalb County, ILIL101,8353.4+31%
04▼1Champaign County, ILIL209,9723.3+31%
05▼1Kane County, ILIL525,7573.2+25%
06▼1Lake County, ILIL719,3393.1+6%
07▲3Grundy County, ILIL54,0522.9+48%
08▲4McHenry County, ILIL317,7512.9+16%
09▲2Will County, ILIL712,2532.9+34%
10▲5Kendall County, ILIL145,4702.9+25%
11▼2Jo Daviess County, ILIL21,5942.8+57%
12▼5Jackson County, ILIL52,5012.8+6%
13▲3Monroe County, ILIL34,8402.7+36%
14▼1Kankakee County, ILIL105,5252.7+41%
15▲2McLean County, ILIL171,4192.6+25%
16▲20Johnson County, ILIL13,3632.6+55%
17▲8Boone County, ILIL53,5682.6+33%
18▲10Winnebago County, ILIL283,6742.5+31%
19▼1Adams County, ILIL64,2672.5+32%
20St. Clair County, ILIL250,7082.4+19%
21Peoria County, ILIL178,5532.4+42%
22▼14Pope County, ILIL3,6722.4+55%
23Williamson County, ILIL67,2252.4+31%
24▲11Union County, ILIL16,6562.4+27%
25▼11Effingham County, ILIL34,5192.4+18%
26▼4Sangamon County, ILIL194,1702.3+18%
27▼8Ogle County, ILIL51,3992.3+25%
28▲10Putnam County, ILIL5,6192.3+41%
29▲4Madison County, ILIL263,1102.3+34%
30▲18Menard County, ILIL11,8632.3+28%
31▼5Coles County, ILIL46,6072.3+23%
32▼5Rock Island County, ILIL141,8692.2+26%
33▼1Clinton County, ILIL37,1282.2+21%
34▼3LaSalle County, ILIL107,7732.2+21%
35▲50Brown County, ILIL6,4012.2+52%
36▼6Bond County, ILIL16,9592.2+30%
37▲3Lee County, ILIL32,9142.2+32%
38▼14Woodford County, ILIL38,1112.2+29%
39▼5Tazewell County, ILIL130,0492.1+37%
40▲1Fayette County, ILIL20,7902.1+41%
41▼12Jersey County, ILIL21,1602.1+28%
42Henry County, ILIL48,0952.1+38%
43▲3Stephenson County, ILIL43,2202.1+18%
44▲3Iroquois County, ILIL26,1502.1+32%
45Calhoun County, ILIL4,3002.0+25%
46▼9McDonough County, ILIL25,9162.0+24%
47▲7Macon County, ILIL99,3002.0+29%
48▲13Logan County, ILIL27,1822.0+15%
49▲37Pulaski County, ILIL4,8202.0+34%
50▲8Jefferson County, ILIL36,1472.0+7%
51▲12Marshall County, ILIL11,4732.0+20%
52▲22Wayne County, ILIL15,8822.0+20%
53▲12Washington County, ILIL13,5642.0+11%
54▼10Randolph County, ILIL29,9212.0+15%
55▼4Mercer County, ILIL15,2292.0+53%
56▼17Morgan County, ILIL32,5152.0+9%
57▲39White County, ILIL13,2502.0+21%
58▼1Knox County, ILIL47,7672.0+31%
59▼10Ford County, ILIL13,2162.0+19%
60▲4Macoupin County, ILIL43,7482.0+18%
61▼18Douglas County, ILIL19,8801.9+18%
62▼12Livingston County, ILIL35,0571.9+24%
63▲36Hardin County, ILIL3,5881.9+18%
64▼12Piatt County, ILIL16,7911.9+15%
65▲6Shelby County, ILIL20,5761.9+28%
66▼13Carroll County, ILIL15,4191.9+26%
67▼11Whiteside County, ILIL54,1211.9+15%
68▲9Massac County, ILIL13,5021.9+4%
69▲12Moultrie County, ILIL14,3711.9+22%
70▼1Christian County, ILIL33,4431.8+22%
71▲12Wabash County, ILIL10,9071.8+12%
72▼12Bureau County, ILIL32,5101.8+15%
73▼7De Witt County, ILIL15,1181.8+14%
74▲20Clark County, ILIL15,1141.8+23%
75▲7Perry County, ILIL20,1601.8+4%
76▲15Richland County, ILIL15,2191.8+17%
77▲23Lawrence County, ILIL13,7901.8+8%
78▼6Saline County, ILIL22,7721.8−2%
79▼4Fulton County, ILIL32,9011.8+26%
80▲4Montgomery County, ILIL28,0761.8+19%
81▼22Hamilton County, ILIL7,8591.7+14%
82▲13Hancock County, ILIL16,8031.7+21%
83▼16Cumberland County, ILIL10,2081.7+7%
84▼6Vermilion County, ILIL71,2591.7+6%
85▼17Pike County, ILIL14,2311.7+25%
86▼24Crawford County, ILIL18,6481.7+11%
87Marion County, ILIL36,3821.7+10%
88▼18Jasper County, ILIL9,0321.7−6%
89▲9Henderson County, ILIL5,9841.7+16%
90▼35Schuyler County, ILIL6,6571.7−3%
91▼3Stark County, ILIL5,3191.7+35%
92▲10Edwards County, ILIL5,8981.7+6%
93▼14Mason County, ILIL12,4111.6+3%
94▼14Edgar County, ILIL16,3231.6+4%
95▼6Clay County, ILIL12,7931.6+4%
96▼20Franklin County, ILIL36,9161.60%
97▼4Warren County, ILIL16,2221.6+2%
98▼6Greene County, ILIL11,3131.5+13%
99▼2Scott County, ILIL4,8661.4+4%
100▲1Cass County, ILIL12,4631.4+2%
101▼28Gallatin County, ILIL4,6161.4−17%
102▼12Alexander County, ILIL4,5701.3−19%
SHOWING 1–102 OF 102

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES