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RANKING · 2024 ACS · 102 SHOWN OF 102

Highest uninsured rate, Illinois counties

Illinois counties ranked by the share of residents without health insurance (2024 ACS). This list covers the 102 counties in Illinois that qualify, ranked against each other statewide.

Highest uninsured rate by state
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RANKPLACESTATEPOPUNINSUREDVS 2020
01Douglas County, ILIL19,88015.4%−0.5 pts
02Moultrie County, ILIL14,37114.1%−0.1 pts
03Wayne County, ILIL15,88212.1%+1.6 pts
04Schuyler County, ILIL6,65710.4%+2.2 pts
05Alexander County, ILIL4,5709.5%+1.6 pts
06Cook County, ILIL5,194,6258.9%+0.2 pts
07Johnson County, ILIL13,3638.1%+4.1 pts
08Kane County, ILIL525,7577.8%−0.4 pts
09Massac County, ILIL13,5027.8%+0.7 pts
10Cass County, ILIL12,4637.7%+2.9 pts
11Hamilton County, ILIL7,8597.6%−0.8 pts
12McDonough County, ILIL25,9167.4%+2.0 pts
13Fayette County, ILIL20,7907.3%−0.4 pts
14Franklin County, ILIL36,9167.3%+1.6 pts
15Jefferson County, ILIL36,1477.2%+1.0 pts
16Coles County, ILIL46,6077.1%+0.1 pts
17Lake County, ILIL719,3396.9%+0.5 pts
18Lawrence County, ILIL13,7906.6%−1.2 pts
19Marion County, ILIL36,3826.4%−0.1 pts
20Union County, ILIL16,6566.4%+0.2 pts
21Jackson County, ILIL52,5016.3%−0.6 pts
22Winnebago County, ILIL283,6746.2%+0.1 pts
23Rock Island County, ILIL141,8696.1%+0.5 pts
24Richland County, ILIL15,2196.1%+2.6 pts
25Edwards County, ILIL5,8986.0%−0.1 pts
26Iroquois County, ILIL26,1506.0%−0.2 pts
27Carroll County, ILIL15,4195.8%+0.5 pts
28Peoria County, ILIL178,5535.8%−0.4 pts
29Stark County, ILIL5,3195.8%+0.8 pts
30Ford County, ILIL13,2165.7%+0.8 pts
31Hancock County, ILIL16,8035.7%+2.1 pts
32Kankakee County, ILIL105,5255.7%+0.3 pts
33Pike County, ILIL14,2315.7%−0.1 pts
34Boone County, ILIL53,5685.6%+0.3 pts
35Scott County, ILIL4,8665.5%+2.4 pts
36Saline County, ILIL22,7725.4%−0.3 pts
37Bureau County, ILIL32,5105.4%+0.6 pts
38Edgar County, ILIL16,3235.4%+0.6 pts
39Crawford County, ILIL18,6485.3%−1.5 pts
40Cumberland County, ILIL10,2085.3%+0.4 pts
41Effingham County, ILIL34,5195.3%−0.1 pts
42Randolph County, ILIL29,9215.3%+0.4 pts
43DuPage County, ILIL934,2985.2%−0.2 pts
44Champaign County, ILIL209,9725.2%+0.8 pts
45Livingston County, ILIL35,0575.2%+0.5 pts
46Stephenson County, ILIL43,2205.2%+0.1 pts
47Will County, ILIL712,2535.2%+0.1 pts
48Woodford County, ILIL38,1115.2%+1.0 pts
49St. Clair County, ILIL250,7085.1%−0.8 pts
50Clay County, ILIL12,7935.1%−0.1 pts
51DeKalb County, ILIL101,8355.1%+0.0 pts
52Tazewell County, ILIL130,0495.1%+0.6 pts
53Jasper County, ILIL9,0325.0%−1.7 pts
54Jersey County, ILIL21,1605.0%+1.1 pts
55Knox County, ILIL47,7675.0%−0.2 pts
56Warren County, ILIL16,2225.0%−0.6 pts
57Whiteside County, ILIL54,1215.0%−0.4 pts
58Vermilion County, ILIL71,2594.9%−0.6 pts
59White County, ILIL13,2504.9%−1.3 pts
60Clinton County, ILIL37,1284.8%+0.7 pts
61Clark County, ILIL15,1144.7%+1.0 pts
62Jo Daviess County, ILIL21,5944.7%−0.4 pts
63Madison County, ILIL263,1104.7%−0.2 pts
64Pulaski County, ILIL4,8204.7%+0.0 pts
65Gallatin County, ILIL4,6164.6%+1.2 pts
66McLean County, ILIL171,4194.6%+0.6 pts
67Mercer County, ILIL15,2294.6%+1.1 pts
68Williamson County, ILIL67,2254.6%−1.2 pts
69McHenry County, ILIL317,7514.5%−0.4 pts
70Montgomery County, ILIL28,0764.5%+0.5 pts
71Adams County, ILIL64,2674.4%−0.4 pts
72Morgan County, ILIL32,5154.4%+0.6 pts
73Shelby County, ILIL20,5764.4%+0.6 pts
74Wabash County, ILIL10,9074.2%−1.9 pts
75Greene County, ILIL11,3134.1%−1.5 pts
76Macon County, ILIL99,3004.1%−0.2 pts
77Macoupin County, ILIL43,7484.1%+0.0 pts
78Ogle County, ILIL51,3994.1%−0.3 pts
79Henry County, ILIL48,0954.0%−0.5 pts
80Kendall County, ILIL145,4704.0%−0.3 pts
81LaSalle County, ILIL107,7734.0%+0.0 pts
82Christian County, ILIL33,4433.9%−0.9 pts
83Mason County, ILIL12,4113.9%−1.6 pts
84Lee County, ILIL32,9143.8%+0.2 pts
85Fulton County, ILIL32,9013.7%−2.0 pts
86Hardin County, ILIL3,5883.7%−1.8 pts
87Sangamon County, ILIL194,1703.6%−0.1 pts
88Bond County, ILIL16,9593.6%−2.5 pts
89Marshall County, ILIL11,4733.5%−1.0 pts
90Perry County, ILIL20,1603.5%−0.2 pts
91Grundy County, ILIL54,0523.4%−0.2 pts
92Washington County, ILIL13,5643.4%+0.7 pts
93Piatt County, ILIL16,7913.3%−0.6 pts
94De Witt County, ILIL15,1183.2%−0.7 pts
95Pope County, ILIL3,6723.1%+0.9 pts
96Putnam County, ILIL5,6193.0%+0.2 pts
97Henderson County, ILIL5,9842.6%−1.6 pts
98Logan County, ILIL27,1822.6%−1.1 pts
99Monroe County, ILIL34,8402.5%+0.0 pts
100Calhoun County, ILIL4,3002.4%+1.4 pts
101Menard County, ILIL11,8632.2%−0.2 pts
102Brown County, ILIL6,4012.1%−4.1 pts
SHOWING 1–102 OF 102

UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES