RANKING · 2010 CENSUS · 35 SHOWN OF 35

Highest Dominican population share, Ohio counties · 2010

Ohio counties ranked by the share of all residents who are Dominican origin (2023 American Community Survey). A concentration measure: Dominican residents as a percentage of total population. This list covers the 35 counties in Ohio that qualify, ranked against each other statewide.

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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 2000

01Columbiana County, OHOH99,3770.2%–

02Defiance County, OHOH38,2920.2%–

03Franklin County, OHOH1,361,5360.1%–

04Fairfield County, OHOH169,7520.1%–

05Cuyahoga County, OHOH1,232,9250.1%–

06Butler County, OHOH400,1280.1%–

07Lorain County, OHOH323,2190.1%–

08Noble County, OHOH14,2760.1%–

09Greene County, OHOH174,3220.1%–

10Mahoning County, OHOH224,7060.0%–

11Sandusky County, OHOH58,6550.0%–

12Wayne County, OHOH116,7580.0%–

13Ross County, OHOH76,4290.0%–

14Champaign County, OHOH38,8200.0%–

15Hamilton County, OHOH838,4180.0%–

16Marion County, OHOH65,1150.0%–

17Delaware County, OHOH242,0320.0%–

18Stark County, OHOH373,7710.0%–

19Trumbull County, OHOH198,9720.0%–

20Lake County, OHOH232,2170.0%–

21Putnam County, OHOH34,3800.0%–

22Lucas County, OHOH423,3470.0%–

23Clermont County, OHOH216,9770.0%–

24Clark County, OHOH135,3400.0%–

25Richland County, OHOH124,8930.0%–

26Allen County, OHOH100,8810.0%–

27Scioto County, OHOH71,3650.0%–

28Licking County, OHOH185,5640.0%–

29Montgomery County, OHOH539,5980.0%–

30Summit County, OHOH538,3760.0%–

31Ashtabula County, OHOH96,7130.0%–

32Seneca County, OHOH54,5220.0%–

33Portage County, OHOH163,4040.0%–

34Warren County, OHOH257,1810.0%–

35Medina County, OHOH185,0250.0%–

SHOWING 1–35 OF 35

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