RANKING · 2020 CENSUS · 88 SHOWN OF 88

Most uninsured people, Ohio counties · 2020

Ohio counties with the most residents lacking health insurance, as of the 2020 American Community Survey. Ranked by number of people, not the uninsured rate. This list covers the 88 counties in Ohio that qualify, ranked against each other statewide. The median across all 88 is 3,586.

OhioAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Largest senior population Most unmarried people Most unmarried men

RANKPLACESTATEPOPUNINSURED RESIDENTSVS –

01Franklin County, OHOH1,361,536100,364–

02Cuyahoga County, OHOH1,232,92566,381–

03Hamilton County, OHOH838,41844,460–

04Montgomery County, OHOH539,59834,395–

05Summit County, OHOH538,37630,810–

06Lucas County, OHOH423,34724,901–

07Butler County, OHOH400,12821,039–

08Stark County, OHOH373,77120,574–

09Holmes County, OHOH44,97018,026–

10Lorain County, OHOH323,21916,509–

11Wayne County, OHOH116,75814,680–

12Trumbull County, OHOH198,97212,310–

13Clermont County, OHOH216,97711,103–

14Lake County, OHOH232,21711,103–

15Mahoning County, OHOH224,70610,731–

16Licking County, OHOH185,5649,808–

17Delaware County, OHOH242,0329,090–

18Ashtabula County, OHOH96,7139,063–

19Fairfield County, OHOH169,7528,873–

20Portage County, OHOH163,4048,810–

21Clark County, OHOH135,3408,711–

22Richland County, OHOH124,8938,314–

23Warren County, OHOH257,1818,190–

24Geauga County, OHOH95,6767,481–

25Tuscarawas County, OHOH92,3737,284–

26Greene County, OHOH174,3227,020–

27Allen County, OHOH100,8816,583–

28Medina County, OHOH185,0256,456–

29Columbiana County, OHOH99,3776,344–

30Knox County, OHOH64,0026,000–

31Wood County, OHOH134,1765,803–

32Miami County, OHOH112,6345,400–

33Muskingum County, OHOH87,0144,834–

34Ross County, OHOH76,4294,402–

35Washington County, OHOH58,3894,215–

36Ashland County, OHOH52,5234,202–

37Highland County, OHOH43,8234,158–

38Scioto County, OHOH71,3654,144–

39Athens County, OHOH63,1973,991–

40Erie County, OHOH73,2963,950–

41Coshocton County, OHOH37,1883,852–

42Belmont County, OHOH64,4343,769–

43Guernsey County, OHOH38,3793,663–

44Morrow County, OHOH36,3053,586–

45Huron County, OHOH58,2503,548–

46Sandusky County, OHOH58,6553,335–

47Jefferson County, OHOH63,5973,230–

48Marion County, OHOH65,1153,194–

49Hancock County, OHOH75,0343,111–

50Darke County, OHOH51,5203,065–

51Carroll County, OHOH26,4753,001–

52Hardin County, OHOH30,0722,999–

53Pickaway County, OHOH62,9782,971–

54Seneca County, OHOH54,5222,925–

55Gallia County, OHOH29,0722,818–

56Lawrence County, OHOH55,7102,817–

57Brown County, OHOH44,3972,746–

58Madison County, OHOH46,9852,456–

59Defiance County, OHOH38,2922,437–

60Crawford County, OHOH41,8962,347–

61Adams County, OHOH27,8652,322–

62Fayette County, OHOH28,5522,284–

63Clinton County, OHOH42,3012,273–

64Logan County, OHOH46,3022,257–

65Preble County, OHOH40,6642,246–

66Union County, OHOH73,4462,227–

67Fulton County, OHOH41,8532,215–

68Shelby County, OHOH48,0652,215–

69Perry County, OHOH35,9182,157–

70Jackson County, OHOH32,8172,105–

71Ottawa County, OHOH39,4811,997–

72Williams County, OHOH36,5491,908–

73Harrison County, OHOH14,0701,810–

74Champaign County, OHOH38,8201,769–

75Auglaize County, OHOH45,9091,645–

76Meigs County, OHOH21,5871,585–

77Mercer County, OHOH42,7371,497–

78Hocking County, OHOH27,5121,365–

79Pike County, OHOH27,0611,339–

80Henry County, OHOH27,5981,322–

81Van Wert County, OHOH29,0131,044–

82Vinton County, OHOH12,6451,020–

83Putnam County, OHOH34,3801,011–

84Monroe County, OHOH12,994983–

85Paulding County, OHOH18,727934–

86Noble County, OHOH14,276902–

87Morgan County, OHOH13,626876–

88Wyandot County, OHOH21,567842–

SHOWING 1–88 OF 88

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS