RANKING · 2020 CENSUS · 35 SHOWN OF 35

Highest Thai population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are Thai (2020 American Community Survey). A concentration measure: Thai residents as a percentage of total population. This list covers the 35 counties in Illinois that qualify, ranked against each other statewide. The median across all 35 is 0.0%.

Thai Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Chinese population Highest Chinese population share Largest Taiwanese population Highest Taiwanese population share Largest Hmong population Highest Hmong population share

RANKPLACESTATEPOPTHAI SHAREVS –

01Richland County, ILIL15,2190.3%–

02Champaign County, ILIL209,9720.2%–

03Cook County, ILIL5,194,6250.1%–

04Washington County, ILIL13,5640.1%–

05DuPage County, ILIL934,2980.1%–

06Bureau County, ILIL32,5100.1%–

07Boone County, ILIL53,5680.1%–

08Kane County, ILIL525,7570.1%–

09St. Clair County, ILIL250,7080.1%–

10Will County, ILIL712,2530.1%–

11Winnebago County, ILIL283,6740.1%–

12Morgan County, ILIL32,5150.1%–

13McLean County, ILIL171,4190.1%–

14Kendall County, ILIL145,4700.1%–

15Clinton County, ILIL37,1280.1%–

16McHenry County, ILIL317,7510.1%–

17Sangamon County, ILIL194,1700.0%–

18Ogle County, ILIL51,3990.0%–

19Rock Island County, ILIL141,8690.0%–

20Wayne County, ILIL15,8820.0%–

21Jackson County, ILIL52,5010.0%–

22Macon County, ILIL99,3000.0%–

23Jefferson County, ILIL36,1470.0%–

24Lake County, ILIL719,3390.0%–

25Mercer County, ILIL15,2290.0%–

26Johnson County, ILIL13,3630.0%–

27Peoria County, ILIL178,5530.0%–

28Shelby County, ILIL20,5760.0%–

29DeKalb County, ILIL101,8350.0%–

30Monroe County, ILIL34,8400.0%–

31Knox County, ILIL47,7670.0%–

32Madison County, ILIL263,1100.0%–

33Kankakee County, ILIL105,5250.0%–

34Lawrence County, ILIL13,7900.0%–

35Whiteside County, ILIL54,1210.0%–

SHOWING 1–35 OF 35

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS