RANKING · 2010 CENSUS · 66 SHOWN OF 66

Largest South American population, Ohio counties · 2010

Ohio counties ranked by the number of residents who are South American origin, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 66 counties in Ohio that qualify, ranked against each other statewide.

OhioAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSOUTH AMERICAN POPULATIONVS 2000

01Cuyahoga County, OHOH1,232,9253,248–

02Franklin County, OHOH1,361,5363,010–

03Hamilton County, OHOH838,4181,502–

04Montgomery County, OHOH539,5981,136–

05Butler County, OHOH400,1281,072–

06Summit County, OHOH538,376579–

07Lucas County, OHOH423,347519–

08Warren County, OHOH257,181511–

09Stark County, OHOH373,771466–

10Delaware County, OHOH242,032409–

11Clermont County, OHOH216,977307–

12Medina County, OHOH185,025259–

13Fairfield County, OHOH169,752251–

14Mahoning County, OHOH224,706250–

15Athens County, OHOH63,197224–

16Greene County, OHOH174,322216–

17Lorain County, OHOH323,219205–

18Lake County, OHOH232,217188–

19Portage County, OHOH163,404183–

20Richland County, OHOH124,893169–

21Licking County, OHOH185,564158–

22Washington County, OHOH58,389144–

23Wood County, OHOH134,176113–

24Logan County, OHOH46,302111–

25Ashtabula County, OHOH96,713108–

26Clark County, OHOH135,340102–

27Trumbull County, OHOH198,97290–

28Erie County, OHOH73,29680–

29Columbiana County, OHOH99,37777–

30Geauga County, OHOH95,67672–

31Defiance County, OHOH38,29268–

32Ottawa County, OHOH39,48165–

33Jefferson County, OHOH63,59759–

34Wayne County, OHOH116,75858–

35Sandusky County, OHOH58,65557–

36Scioto County, OHOH71,36554–

37Williams County, OHOH36,54941–

38Holmes County, OHOH44,97039–

39Fulton County, OHOH41,85332–

40Hardin County, OHOH30,07231–

41Seneca County, OHOH54,52229–

42Tuscarawas County, OHOH92,37328–

43Mercer County, OHOH42,73727–

44Allen County, OHOH100,88126–

45Miami County, OHOH112,63425–

46Ashland County, OHOH52,52322–

47Ross County, OHOH76,42921–

48Auglaize County, OHOH45,90920–

49Madison County, OHOH46,98520–

50Paulding County, OHOH18,72720–

51Henry County, OHOH27,59819–

52Preble County, OHOH40,66419–

53Guernsey County, OHOH38,37918–

54Darke County, OHOH51,52017–

55Lawrence County, OHOH55,71017–

56Knox County, OHOH64,00216–

57Gallia County, OHOH29,07215–

58Hancock County, OHOH75,03415–

59Coshocton County, OHOH37,18812–

60Huron County, OHOH58,25011–

61Muskingum County, OHOH87,01411–

62Van Wert County, OHOH29,0139–

63Jackson County, OHOH32,8179–

64Clinton County, OHOH42,3018–

65Pickaway County, OHOH62,9787–

66Marion County, OHOH65,1156–

SHOWING 1–66 OF 66

Download CSV (full list, 66 rows)

UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES