RANKING · 2010 CENSUS · 37 SHOWN OF 37

Highest Iranian population share, Ohio counties · 2010

Ohio counties ranked by the share of all residents who are Iranian ancestry (2023 American Community Survey). A concentration measure: Iranian residents as a percentage of total population. This list covers the 37 counties in Ohio that qualify, ranked against each other statewide.

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

Highest Iranian population share by state

RANKPLACESTATEPOPIRANIAN SHAREVS 2000

01Logan County, OHOH46,3020.2%–

02Delaware County, OHOH242,0320.1%–

03Van Wert County, OHOH29,0130.1%–

04Geauga County, OHOH95,6760.1%–

05Medina County, OHOH185,0250.1%–

06Franklin County, OHOH1,361,5360.1%–

07Gallia County, OHOH29,0720.1%–

08Cuyahoga County, OHOH1,232,9250.1%–

09Warren County, OHOH257,1810.1%–

10Wood County, OHOH134,1760.1%–

11Clark County, OHOH135,3400.0%–

12Summit County, OHOH538,3760.0%–

13Lucas County, OHOH423,3470.0%–

14Licking County, OHOH185,5640.0%–

15Trumbull County, OHOH198,9720.0%–

16Auglaize County, OHOH45,9090.0%–

17Portage County, OHOH163,4040.0%–

18Hamilton County, OHOH838,4180.0%–

19Montgomery County, OHOH539,5980.0%–

20Lawrence County, OHOH55,7100.0%–

21Greene County, OHOH174,3220.0%–

22Stark County, OHOH373,7710.0%–

23Ashtabula County, OHOH96,7130.0%–

24Lorain County, OHOH323,2190.0%–

25Madison County, OHOH46,9850.0%–

26Butler County, OHOH400,1280.0%–

27Fairfield County, OHOH169,7520.0%–

28Wayne County, OHOH116,7580.0%–

29Clermont County, OHOH216,9770.0%–

30Williams County, OHOH36,5490.0%–

31Guernsey County, OHOH38,3790.0%–

32Erie County, OHOH73,2960.0%–

33Athens County, OHOH63,1970.0%–

34Ashland County, OHOH52,5230.0%–

35Lake County, OHOH232,2170.0%–

36Mahoning County, OHOH224,7060.0%–

37Muskingum County, OHOH87,0140.0%–

SHOWING 1–37 OF 37

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