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RANKING · 2024 ACS · 102 SHOWN OF 102

Highest Medicaid coverage, Illinois counties

Illinois counties ranked by the share of people covered by Medicaid or other means-tested public insurance, alone or in combination with other coverage (2024 ACS). This list covers the 102 counties in Illinois that qualify, ranked against each other statewide.

IllinoisAll statesAll rankings
SAME RANKING BYCitiesStatesMetrosZIP codes
RELATEDLargest foreign-born populationMost residents with a disabilityLargest veteran populationMost uninsured peopleLargest senior populationMost unmarried people
YEAR20202024
Highest Medicaid coverage by state
RANKPLACESTATEPOPMEDICAIDVS 2020
01Pulaski County, ILIL4,82042.0%+4.4 pts
02Alexander County, ILIL4,57037.1%+0.5 pts
03Union County, ILIL16,65632.7%+6.1 pts
04Franklin County, ILIL36,91631.5%+1.0 pts
05Vermilion County, ILIL71,25930.8%+1.7 pts
06Gallatin County, ILIL4,61630.5%+0.9 pts
07Clay County, ILIL12,79330.3%+3.7 pts
08Hardin County, ILIL3,58829.9%−0.1 pts
09Saline County, ILIL22,77229.4%−2.2 pts
10Edgar County, ILIL16,32328.1%+6.6 pts
11Marion County, ILIL36,38228.1%−1.7 pts
12White County, ILIL13,25028.0%+1.1 pts
13Greene County, ILIL11,31327.6%+1.4 pts
14Coles County, ILIL46,60727.4%+1.8 pts
15Jackson County, ILIL52,50127.2%+2.6 pts
16Warren County, ILIL16,22227.1%+4.5 pts
17Winnebago County, ILIL283,67426.9%+1.0 pts
18Perry County, ILIL20,16026.8%−2.4 pts
19Lawrence County, ILIL13,79026.5%+3.3 pts
20Jefferson County, ILIL36,14726.2%−1.0 pts
21Massac County, ILIL13,50226.2%+0.4 pts
22Wabash County, ILIL10,90726.2%+1.4 pts
23Scott County, ILIL4,86626.1%+4.1 pts
24Johnson County, ILIL13,36326.0%+4.9 pts
25Pope County, ILIL3,67225.9%−2.0 pts
26Fayette County, ILIL20,79025.8%+0.7 pts
27Fulton County, ILIL32,90125.8%+2.8 pts
28Macon County, ILIL99,30025.2%+1.1 pts
29Pike County, ILIL14,23125.1%−1.6 pts
30Ford County, ILIL13,21624.8%−1.7 pts
31Richland County, ILIL15,21924.6%−0.9 pts
32Edwards County, ILIL5,89824.5%+3.6 pts
33Stephenson County, ILIL43,22024.4%−0.5 pts
34Williamson County, ILIL67,22524.3%+2.7 pts
35Schuyler County, ILIL6,65723.9%+5.3 pts
36Montgomery County, ILIL28,07623.8%+5.0 pts
37Peoria County, ILIL178,55323.8%+2.0 pts
38Christian County, ILIL33,44323.6%+2.3 pts
39Knox County, ILIL47,76723.2%−0.7 pts
40Wayne County, ILIL15,88223.2%+2.0 pts
41Macoupin County, ILIL43,74823.0%+0.4 pts
42Henderson County, ILIL5,98422.4%+4.0 pts
43Kankakee County, ILIL105,52522.4%+0.9 pts
44Mason County, ILIL12,41122.4%−3.4 pts
45Cass County, ILIL12,46322.3%−0.3 pts
46Clark County, ILIL15,11422.3%+1.3 pts
47Randolph County, ILIL29,92122.2%−0.1 pts
48St. Clair County, ILIL250,70822.1%−0.7 pts
49Iroquois County, ILIL26,15022.1%−0.2 pts
50LaSalle County, ILIL107,77322.1%+1.1 pts
51Rock Island County, ILIL141,86921.9%+0.2 pts
52Cook County, ILIL5,194,62521.8%+0.4 pts
53Crawford County, ILIL18,64821.6%+0.4 pts
54DeKalb County, ILIL101,83521.4%+2.0 pts
55Logan County, ILIL27,18221.4%+2.0 pts
56Boone County, ILIL53,56821.3%+1.7 pts
57Morgan County, ILIL32,51521.2%−1.7 pts
58Shelby County, ILIL20,57621.2%+4.6 pts
59Stark County, ILIL5,31921.1%+0.2 pts
60Carroll County, ILIL15,41920.9%+4.4 pts
61Bond County, ILIL16,95920.6%+0.9 pts
62Livingston County, ILIL35,05720.5%+2.0 pts
63Sangamon County, ILIL194,17020.4%+0.4 pts
64Moultrie County, ILIL14,37120.4%+4.8 pts
65Marshall County, ILIL11,47320.3%+3.6 pts
66Hancock County, ILIL16,80320.2%+0.8 pts
67Cumberland County, ILIL10,20820.1%+1.0 pts
68Adams County, ILIL64,26719.9%−0.2 pts
69Bureau County, ILIL32,51019.7%−0.2 pts
70McDonough County, ILIL25,91619.6%+1.4 pts
71Effingham County, ILIL34,51919.5%−0.3 pts
72Hamilton County, ILIL7,85919.5%+2.7 pts
73Whiteside County, ILIL54,12119.2%+1.2 pts
74Lee County, ILIL32,91418.8%−0.9 pts
75Madison County, ILIL263,11018.1%+1.0 pts
76Ogle County, ILIL51,39918.0%+1.4 pts
77Menard County, ILIL11,86317.7%+1.1 pts
78Tazewell County, ILIL130,04917.6%+0.9 pts
79Henry County, ILIL48,09517.3%−0.9 pts
80Jo Daviess County, ILIL21,59417.3%+4.9 pts
81Jasper County, ILIL9,03217.2%−4.1 pts
82De Witt County, ILIL15,11816.7%−0.5 pts
83Champaign County, ILIL209,97216.4%+1.1 pts
84Kane County, ILIL525,75716.2%−0.6 pts
85Calhoun County, ILIL4,30015.8%−0.7 pts
86Mercer County, ILIL15,22915.6%−0.3 pts
87Jersey County, ILIL21,16015.5%+1.4 pts
88Douglas County, ILIL19,88015.4%−1.5 pts
89Brown County, ILIL6,40115.3%−7.0 pts
90Washington County, ILIL13,56415.1%+1.2 pts
91Lake County, ILIL719,33914.5%+0.9 pts
92Will County, ILIL712,25314.2%+0.5 pts
93Grundy County, ILIL54,05213.9%−0.1 pts
94Putnam County, ILIL5,61913.9%−1.9 pts
95Clinton County, ILIL37,12813.1%−1.4 pts
96Kendall County, ILIL145,47013.1%+2.5 pts
97McHenry County, ILIL317,75112.8%+1.6 pts
98McLean County, ILIL171,41912.6%−0.3 pts
99Piatt County, ILIL16,79111.9%+1.1 pts
100DuPage County, ILIL934,29811.7%+1.1 pts
101Woodford County, ILIL38,11111.2%−1.1 pts
102Monroe County, ILIL34,8409.3%+1.9 pts
SHOWING 1–102 OF 102
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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES