RANKING · 2020 CENSUS · 43 SHOWN OF 43

Highest Dominican population share, Ohio counties · 2020

Ohio counties ranked by the share of all residents who are Dominican origin (2020 American Community Survey). A concentration measure: Dominican residents as a percentage of total population. This list covers the 43 counties in Ohio that qualify, ranked against each other statewide.

Dominican Americans: full group profile →

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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

RANKPLACESTATEPOPDOMINICAN SHAREVS 2010

01Hancock County, OHOH75,0340.3%–

02Franklin County, OHOH1,361,5360.3%+0.1 pts

03Butler County, OHOH400,1280.3%+0.2 pts

04Cuyahoga County, OHOH1,232,9250.2%+0.1 pts

05Ottawa County, OHOH39,4810.2%–

06Defiance County, OHOH38,2920.2%−0.0 pts

07Fairfield County, OHOH169,7520.2%+0.0 pts

08Van Wert County, OHOH29,0130.1%–

09Lucas County, OHOH423,3470.1%+0.1 pts

10Pickaway County, OHOH62,9780.1%–

11Miami County, OHOH112,6340.1%–

12Mahoning County, OHOH224,7060.1%+0.1 pts

13Licking County, OHOH185,5640.1%+0.1 pts

14Lorain County, OHOH323,2190.1%−0.0 pts

15Hamilton County, OHOH838,4180.1%+0.0 pts

16Washington County, OHOH58,3890.0%–

17Richland County, OHOH124,8930.0%+0.0 pts

18Clark County, OHOH135,3400.0%+0.0 pts

19Preble County, OHOH40,6640.0%–

20Summit County, OHOH538,3760.0%+0.0 pts

21Clermont County, OHOH216,9770.0%+0.0 pts

22Trumbull County, OHOH198,9720.0%+0.0 pts

23Jackson County, OHOH32,8170.0%–

24Delaware County, OHOH242,0320.0%+0.0 pts

25Montgomery County, OHOH539,5980.0%+0.0 pts

26Stark County, OHOH373,7710.0%+0.0 pts

27Williams County, OHOH36,5490.0%–

28Marion County, OHOH65,1150.0%−0.0 pts

29Madison County, OHOH46,9850.0%–

30Ross County, OHOH76,4290.0%−0.0 pts

31Lake County, OHOH232,2170.0%+0.0 pts

32Jefferson County, OHOH63,5970.0%–

33Athens County, OHOH63,1970.0%–

34Ashtabula County, OHOH96,7130.0%+0.0 pts

35Greene County, OHOH174,3220.0%−0.0 pts

36Scioto County, OHOH71,3650.0%+0.0 pts

37Portage County, OHOH163,4040.0%+0.0 pts

38Warren County, OHOH257,1810.0%+0.0 pts

39Fulton County, OHOH41,8530.0%–

40Wood County, OHOH134,1760.0%–

41Henry County, OHOH27,5980.0%–

42Erie County, OHOH73,2960.0%–

43Carroll County, OHOH26,4750.0%–

SHOWING 1–43 OF 43

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS