RANKING · 2020 CENSUS · 29 SHOWN OF 29

Largest Australian population, Indiana counties · 2020

Indiana 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 29 counties in Indiana that qualify, ranked against each other statewide.

Australian Americans: full group profile →

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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

01Lake County, ININ504,612195+248%

02Hamilton County, ININ387,036152+65%

03Boone County, ININ80,689103–

04Allen County, ININ402,32982+52%

05Marion County, ININ992,19678−71%

06Vigo County, ININ106,51273–

07Bartholomew County, ININ85,72964–

08Tippecanoe County, ININ190,45651−47%

09St. Joseph County, ININ272,86150+138%

10Kosciusko County, ININ80,89249+513%

11Harrison County, ININ40,43736–

12Howard County, ININ83,90428+65%

13Orange County, ININ19,83427–

14Floyd County, ININ82,15326–

15Johnson County, ININ174,26223+667%

16Hancock County, ININ90,96922−35%

17Porter County, ININ176,04919−21%

18Fayette County, ININ23,53319–

19Delaware County, ININ113,10617−60%

20Huntington County, ININ37,22416–

21Monroe County, ININ143,34511−79%

22White County, ININ25,16410–

23DeKalb County, ININ44,5359−78%

24Brown County, ININ15,7779–

25Grant County, ININ66,5248−43%

26Dearborn County, ININ51,6096–

27Morgan County, ININ74,9675–

28Henry County, ININ49,1375–

29Randolph County, ININ24,4381–

SHOWING 1–29 OF 29

Download CSV (full list, 29 rows)

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