RANKING · 2000 CENSUS · 88 SHOWN OF 88

Most population lost, Ohio counties · 2000

Ohio counties that lost the most residents from the 1990 census to 2000, by raw count of people rather than percentage. This list covers the 88 counties in Ohio that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION CHANGEVS –

01Hamilton County, OHOH838,418-20,925–

02Cuyahoga County, OHOH1,232,925-18,162–

03Montgomery County, OHOH539,598-14,747–

04Lucas County, OHOH423,347-7,307–

05Mahoning County, OHOH224,706-7,251–

06Jefferson County, OHOH63,597-6,404–

07Clark County, OHOH135,340-2,806–

08Trumbull County, OHOH198,972-2,697–

09Allen County, OHOH100,881-1,282–

10Scioto County, OHOH71,365-1,132–

11Seneca County, OHOH54,522-1,050–

12Crawford County, OHOH41,896-904–

13Belmont County, OHOH64,434-848–

14Van Wert County, OHOH29,013-805–

15Monroe County, OHOH12,994-317–

16Darke County, OHOH51,520-310–

17Harrison County, OHOH14,070-229–

18Paulding County, OHOH18,727-195–

19Sandusky County, OHOH58,655-171–

20Meigs County, OHOH21,587+85–

21Henry County, OHOH27,598+102–

22Gallia County, OHOH29,072+115–

23Defiance County, OHOH38,292+150–

24Lawrence County, OHOH55,710+485–

25Wyandot County, OHOH21,567+654–

26Morgan County, OHOH13,626+703–

27Hardin County, OHOH30,072+834–

28Putnam County, OHOH34,380+907–

29Ottawa County, OHOH39,481+956–

30Fayette County, OHOH28,552+967–

31Washington County, OHOH58,389+997–

32Coshocton County, OHOH37,188+1,228–

33Mercer County, OHOH42,737+1,481–

34Vinton County, OHOH12,645+1,708–

35Guernsey County, OHOH38,379+1,768–

36Marion County, OHOH65,115+1,943–

37Adams County, OHOH27,865+1,959–

38Auglaize County, OHOH45,909+2,026–

39Preble County, OHOH40,664+2,224–

40Williams County, OHOH36,549+2,232–

41Carroll County, OHOH26,475+2,315–

42Jackson County, OHOH32,817+2,411–

43Muskingum County, OHOH87,014+2,517–

44Perry County, OHOH35,918+2,521–

45Athens County, OHOH63,197+2,674–

46Hocking County, OHOH27,512+2,708–

47Richland County, OHOH124,893+2,715–

48Noble County, OHOH14,276+2,722–

49Erie County, OHOH73,296+2,772–

50Champaign County, OHOH38,820+2,871–

51Ashtabula County, OHOH96,713+2,907–

52Shelby County, OHOH48,065+2,995–

53Madison County, OHOH46,985+3,145–

54Huron County, OHOH58,250+3,247–

55Pike County, OHOH27,061+3,446–

56Fulton County, OHOH41,853+3,586–

57Logan County, OHOH46,302+3,695–

58Columbiana County, OHOH99,377+3,799–

59Morrow County, OHOH36,305+3,879–

60Ross County, OHOH76,429+4,015–

61Pickaway County, OHOH62,978+4,472–

62Ashland County, OHOH52,523+5,016–

63Clinton County, OHOH42,301+5,128–

64Highland County, OHOH43,823+5,147–

65Miami County, OHOH112,634+5,686–

66Hancock County, OHOH75,034+5,759–

67Holmes County, OHOH44,970+6,094–

68Tuscarawas County, OHOH92,373+6,824–

69Knox County, OHOH64,002+7,027–

70Brown County, OHOH44,397+7,319–

71Wood County, OHOH134,176+7,796–

72Union County, OHOH73,446+8,940–

73Portage County, OHOH163,404+9,476–

74Geauga County, OHOH95,676+9,766–

75Wayne County, OHOH116,758+10,103–

76Stark County, OHOH373,771+10,513–

77Greene County, OHOH174,322+11,155–

78Lake County, OHOH232,217+12,012–

79Lorain County, OHOH323,219+13,538–

80Licking County, OHOH185,564+17,191–

81Fairfield County, OHOH169,752+19,298–

82Clermont County, OHOH216,977+27,790–

83Summit County, OHOH538,376+27,909–

84Medina County, OHOH185,025+28,741–

85Butler County, OHOH400,128+41,328–

86Delaware County, OHOH242,032+43,060–

87Warren County, OHOH257,181+44,474–

88Franklin County, OHOH1,361,536+107,541–

SHOWING 1–88 OF 88

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS