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Ohio Counties by Uninsured Rate

The uninsured rate is the share of the population with no health insurance coverage — influenced heavily by Medicaid eligibility and employer coverage.

All 88 counties ranked by Uninsured Rate, from lowest to highest. Click the column header to reverse sort order. Data from the U.S. Census Bureau, ACS 5-Year Estimates, 2023.

States Counties Cities Metros ZIPs
# Counties Uninsured Rate ↑
1 Morgan County, Ohio 0.0%
2 Van Wert County, Ohio 3.5%
3 Putnam County, Ohio 3.6%
4 Warren County, Ohio 3.7%
5 Mercer County, Ohio 3.7%
6 Auglaize County, Ohio 3.9%
7 Wood County, Ohio 4.1%
8 Medina County, Ohio 4.1%
9 Ottawa County, Ohio 4.3%
10 Mahoning County, Ohio 4.8%
11 Lake County, Ohio 4.9%
12 Miami County, Ohio 5.0%
13 Champaign County, Ohio 5.1%
14 Lawrence County, Ohio 5.1%
15 Portage County, Ohio 5.2%
16 Preble County, Ohio 5.2%
17 Jefferson County, Ohio 5.3%
18 Williams County, Ohio 5.3%
19 Seneca County, Ohio 5.3%
20 Lorain County, Ohio 5.3%
21 Marion County, Ohio 5.3%
22 Licking County, Ohio 5.4%
23 Erie County, Ohio 5.4%
24 Cuyahoga County, Ohio 5.5%
25 Paulding County, Ohio 5.6%
26 Pickaway County, Ohio 5.6%
27 Pike County, Ohio 5.6%
28 Clermont County, Ohio 5.7%
29 Sandusky County, Ohio 5.7%
30 Stark County, Ohio 5.7%
31 Logan County, Ohio 5.8%
32 Hamilton County, Ohio 5.8%
33 Athens County, Ohio 5.8%
34 Belmont County, Ohio 6.0%
35 Clinton County, Ohio 6.2%
36 Allen County, Ohio 6.3%
37 Crawford County, Ohio 6.3%
38 Ross County, Ohio 6.3%
39 Harrison County, Ohio 6.3%
40 Washington County, Ohio 6.3%
41 Butler County, Ohio 6.3%
42 Darke County, Ohio 6.5%
43 Brown County, Ohio 6.6%
44 Fayette County, Ohio 6.8%
45 Clark County, Ohio 6.8%
46 Trumbull County, Ohio 6.9%
47 Richland County, Ohio 6.9%
48 Columbiana County, Ohio 6.9%
49 Huron County, Ohio 6.9%
50 Vinton County, Ohio 7.1%
51 Meigs County, Ohio 7.1%
52 Noble County, Ohio 7.2%
53 Hocking County, Ohio 7.5%
54 Adams County, Ohio 7.8%
55 Perry County, Ohio 8.2%
56 Lucas County, Ohio 8.2%
57 Fairfield County, Ohio 8.4%
58 Franklin County, Ohio 8.4%
59 Defiance County, Ohio 8.6%
60 Ashland County, Ohio 8.6%
61 Geauga County, Ohio 8.6%
62 Carroll County, Ohio 9.2%
63 Muskingum County, Ohio 9.2%
64 Ashtabula County, Ohio 9.5%
65 Highland County, Ohio 9.6%
66 Henry County, Ohio 9.8%
67 Madison County, Ohio 10.0%
68 Tuscarawas County, Ohio 10.2%
69 Gallia County, Ohio 10.4%
70 Guernsey County, Ohio 10.9%
71 Hancock County, Ohio 10.9%
72 Coshocton County, Ohio 10.9%
73 Wayne County, Ohio 11.1%
74 Hardin County, Ohio 11.9%
75 Shelby County, Ohio 12.0%
76 Scioto County, Ohio 12.3%
77 Union County, Ohio 13.1%
78 Wyandot County, Ohio 13.6%
79 Knox County, Ohio 13.6%
80 Montgomery County, Ohio 13.7%
81 Jackson County, Ohio 13.9%
82 Morrow County, Ohio 14.0%
83 Delaware County, Ohio 14.9%
84 Summit County, Ohio 15.2%
85 Fulton County, Ohio 16.3%
86 Monroe County, Ohio 19.6%
87 Greene County, Ohio 37.3%
88 Holmes County, Ohio 42.3%