RANKING · 2020 CENSUS · 64 SHOWN OF 64

Largest Korean population, Ohio counties · 2020

Ohio counties ranked by the number of residents who are Korean, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 64 counties in Ohio that qualify, ranked against each other statewide. The median across all 64 is 59.

Korean Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Chinese population Highest Chinese population share Largest Taiwanese population Highest Taiwanese population share Largest Hmong population Highest Hmong population share

RANKPLACESTATEPOPKOREAN POPULATIONVS –

01Franklin County, OHOH1,361,5364,245–

02Cuyahoga County, OHOH1,232,9252,687–

03Hamilton County, OHOH838,4181,405–

04Summit County, OHOH538,376932–

05Montgomery County, OHOH539,598752–

06Warren County, OHOH257,181725–

07Greene County, OHOH174,322577–

08Lucas County, OHOH423,347446–

09Delaware County, OHOH242,032408–

10Butler County, OHOH400,128379–

11Stark County, OHOH373,771355–

12Richland County, OHOH124,893240–

13Wayne County, OHOH116,758181–

14Trumbull County, OHOH198,972174–

15Lake County, OHOH232,217168–

16Geauga County, OHOH95,676132–

17Lorain County, OHOH323,219126–

18Union County, OHOH73,446121–

19Fairfield County, OHOH169,752112–

20Seneca County, OHOH54,52299–

21Portage County, OHOH163,40487–

22Ashtabula County, OHOH96,71381–

23Clermont County, OHOH216,97779–

24Miami County, OHOH112,63479–

25Wood County, OHOH134,17674–

26Erie County, OHOH73,29669–

27Clark County, OHOH135,34068–

28Knox County, OHOH64,00264–

29Mercer County, OHOH42,73764–

30Preble County, OHOH40,66463–

31Logan County, OHOH46,30261–

32Marion County, OHOH65,11559–

33Mahoning County, OHOH224,70656–

34Allen County, OHOH100,88151–

35Licking County, OHOH185,56447–

36Champaign County, OHOH38,82046–

37Athens County, OHOH63,19738–

38Lawrence County, OHOH55,71037–

39Muskingum County, OHOH87,01434–

40Medina County, OHOH185,02532–

41Belmont County, OHOH64,43430–

42Morrow County, OHOH36,30530–

43Tuscarawas County, OHOH92,37328–

44Williams County, OHOH36,54927–

45Madison County, OHOH46,98526–

46Paulding County, OHOH18,72726–

47Scioto County, OHOH71,36524–

48Clinton County, OHOH42,30122–

49Defiance County, OHOH38,29219–

50Harrison County, OHOH14,07019–

51Columbiana County, OHOH99,37718–

52Hancock County, OHOH75,03417–

53Sandusky County, OHOH58,65517–

54Gallia County, OHOH29,07216–

55Hocking County, OHOH27,51216–

56Ashland County, OHOH52,52313–

57Jefferson County, OHOH63,59711–

58Pike County, OHOH27,0619–

59Auglaize County, OHOH45,9098–

60Crawford County, OHOH41,8966–

61Ottawa County, OHOH39,4816–

62Fulton County, OHOH41,8534–

63Adams County, OHOH27,8651–

64Henry County, OHOH27,5981–

SHOWING 1–64 OF 64

Download CSV (full list, 64 rows)

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