RANKING · 2020 CENSUS · 48 SHOWN OF 48

Largest Australian population, Ohio counties · 2020

Ohio counties ranked by the number of residents who are Australian ancestry, 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 48 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

Largest Australian population by state

RANKPLACESTATEPOPAUSTRALIAN POPULATIONVS 2010

01Franklin County, OHOH1,361,536500+40%

02Cuyahoga County, OHOH1,232,925173−13%

03Auglaize County, OHOH45,909145–

04Hamilton County, OHOH838,418132−32%

05Williams County, OHOH36,549124–

06Wood County, OHOH134,176122+281%

07Clark County, OHOH135,340114+185%

08Jefferson County, OHOH63,597111–

09Ashland County, OHOH52,523108+468%

10Wayne County, OHOH116,758102–

11Lucas County, OHOH423,34795+956%

12Licking County, OHOH185,56484−17%

13Summit County, OHOH538,37684−18%

14Warren County, OHOH257,18174+289%

15Clermont County, OHOH216,97769+28%

16Stark County, OHOH373,77162+17%

17Greene County, OHOH174,32255−4%

18Erie County, OHOH73,29651+240%

19Geauga County, OHOH95,67649+390%

20Medina County, OHOH185,02546–

21Portage County, OHOH163,40441+583%

22Montgomery County, OHOH539,59839−68%

23Lake County, OHOH232,21735+0%

24Mahoning County, OHOH224,70633−58%

25Tuscarawas County, OHOH92,37333+83%

26Logan County, OHOH46,30230–

27Putnam County, OHOH34,38028–

28Fairfield County, OHOH169,75227–

29Lorain County, OHOH323,21925−4%

30Butler County, OHOH400,12823−15%

31Champaign County, OHOH38,82023–

32Columbiana County, OHOH99,37722–

33Huron County, OHOH58,25016–

34Miami County, OHOH112,63415−40%

35Belmont County, OHOH64,43414–

36Brown County, OHOH44,39714+600%

37Meigs County, OHOH21,58712−8%

38Marion County, OHOH65,1158−86%

39Sandusky County, OHOH58,6558−72%

40Athens County, OHOH63,1977−59%

41Mercer County, OHOH42,7377–

42Crawford County, OHOH41,8965–

43Ashtabula County, OHOH96,7134−60%

44Van Wert County, OHOH29,0134–

45Preble County, OHOH40,6643–

46Shelby County, OHOH48,0653−40%

47Harrison County, OHOH14,0701–

48Seneca County, OHOH54,5221–

SHOWING 1–48 OF 48

Download CSV (full list, 48 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS