RANKING · 2010 CENSUS · 44 SHOWN OF 44

Highest Australian population share, Illinois counties · 2010

Illinois counties ranked by the share of all residents who are Australian ancestry (2023 American Community Survey). A concentration measure: Australian residents as a percentage of total population. This list covers the 44 counties in Illinois that qualify, ranked against each other statewide.

IllinoisAll states All rankings

SAME RANKING BYCities States Metros

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 2000

01Lawrence County, ILIL13,7900.3%–

02Piatt County, ILIL16,7910.3%–

03Menard County, ILIL11,8630.3%–

04Greene County, ILIL11,3130.2%–

05St. Clair County, ILIL250,7080.1%–

06Mason County, ILIL12,4110.1%–

07Christian County, ILIL33,4430.1%–

08Douglas County, ILIL19,8800.1%–

09Calhoun County, ILIL4,3000.1%–

10Lee County, ILIL32,9140.1%–

11White County, ILIL13,2500.1%–

12Sangamon County, ILIL194,1700.1%–

13DeKalb County, ILIL101,8350.1%–

14Putnam County, ILIL5,6190.1%–

15Tazewell County, ILIL130,0490.0%–

16Massac County, ILIL13,5020.0%–

17Macon County, ILIL99,3000.0%–

18Jefferson County, ILIL36,1470.0%–

19Woodford County, ILIL38,1110.0%–

20Washington County, ILIL13,5640.0%–

21Livingston County, ILIL35,0570.0%–

22Montgomery County, ILIL28,0760.0%–

23Madison County, ILIL263,1100.0%–

24Grundy County, ILIL54,0520.0%–

25Iroquois County, ILIL26,1500.0%–

26DuPage County, ILIL934,2980.0%–

27Lake County, ILIL719,3390.0%–

28Champaign County, ILIL209,9720.0%–

29Jackson County, ILIL52,5010.0%–

30Cook County, ILIL5,194,6250.0%–

31McHenry County, ILIL317,7510.0%–

32Knox County, ILIL47,7670.0%–

33Henry County, ILIL48,0950.0%–

34Will County, ILIL712,2530.0%–

35Ogle County, ILIL51,3990.0%–

36Vermilion County, ILIL71,2590.0%–

37McLean County, ILIL171,4190.0%–

38Kane County, ILIL525,7570.0%–

39LaSalle County, ILIL107,7730.0%–

40Peoria County, ILIL178,5530.0%–

41Rock Island County, ILIL141,8690.0%–

42Williamson County, ILIL67,2250.0%–

43Clinton County, ILIL37,1280.0%–

44Macoupin County, ILIL43,7480.0%–

SHOWING 1–44 OF 44

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