RANKING · 2020 CENSUS · 29 SHOWN OF 29

Highest Australian population share, Indiana counties · 2020

Indiana counties ranked by the share of all residents who are Australian ancestry (2020 American Community Survey). A concentration measure: Australian residents as a percentage of total population. 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

Highest Australian population share by state

RANKPLACESTATEPOPAUSTRALIAN SHAREVS 2010

01Boone County, ININ80,6890.2%–

02Orange County, ININ19,8340.1%–

03Harrison County, ININ40,4370.1%–

04Fayette County, ININ23,5330.1%–

05Bartholomew County, ININ85,7290.1%–

06Vigo County, ININ106,5120.1%–

07Kosciusko County, ININ80,8920.1%+0.1 pts

08Brown County, ININ15,7770.1%–

09Hamilton County, ININ387,0360.0%+0.0 pts

10Huntington County, ININ37,2240.0%–

11White County, ININ25,1640.0%–

12Lake County, ININ504,6120.0%+0.0 pts

13Howard County, ININ83,9040.0%+0.0 pts

14Floyd County, ININ82,1530.0%–

15Hancock County, ININ90,9690.0%−0.0 pts

16Tippecanoe County, ININ190,4560.0%−0.0 pts

17Allen County, ININ402,3290.0%+0.0 pts

18DeKalb County, ININ44,5350.0%−0.1 pts

19St. Joseph County, ININ272,8610.0%+0.0 pts

20Delaware County, ININ113,1060.0%−0.0 pts

21Johnson County, ININ174,2620.0%+0.0 pts

22Grant County, ININ66,5240.0%−0.0 pts

23Dearborn County, ININ51,6090.0%–

24Porter County, ININ176,0490.0%−0.0 pts

25Henry County, ININ49,1370.0%–

26Marion County, ININ992,1960.0%−0.0 pts

27Monroe County, ININ143,3450.0%−0.0 pts

28Morgan County, ININ74,9670.0%–

29Randolph County, ININ24,4380.0%–

SHOWING 1–29 OF 29

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