RANKING · 2020 CENSUS · 23 SHOWN OF 23

Highest Laotian population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are Laotian (2020 American Community Survey). A concentration measure: Laotian residents as a percentage of total population. This list covers the 23 counties in Illinois that qualify, ranked against each other statewide.

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Highest Laotian population share by state

RANKPLACESTATEPOPLAOTIAN SHAREVS –

01Winnebago County, ILIL283,6740.3%–

02Kane County, ILIL525,7570.2%–

03Boone County, ILIL53,5680.2%–

04Champaign County, ILIL209,9720.1%–

05Will County, ILIL712,2530.1%–

06Bureau County, ILIL32,5100.0%–

07DuPage County, ILIL934,2980.0%–

08Sangamon County, ILIL194,1700.0%–

09Whiteside County, ILIL54,1210.0%–

10Lee County, ILIL32,9140.0%–

11Madison County, ILIL263,1100.0%–

12Jefferson County, ILIL36,1470.0%–

13Kendall County, ILIL145,4700.0%–

14Rock Island County, ILIL141,8690.0%–

15Cook County, ILIL5,194,6250.0%–

16McLean County, ILIL171,4190.0%–

17Peoria County, ILIL178,5530.0%–

18Stephenson County, ILIL43,2200.0%–

19Lake County, ILIL719,3390.0%–

20St. Clair County, ILIL250,7080.0%–

21DeKalb County, ILIL101,8350.0%–

22McHenry County, ILIL317,7510.0%–

23Shelby County, ILIL20,5760.0%–

SHOWING 1–23 OF 23

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