RANKING · 2024 ACS · 25 SHOWN OF 25

Largest Laotian population, Illinois counties

Illinois counties ranked by the number of residents who are Laotian, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 25 counties in Illinois that qualify, ranked against each other statewide. The median across all 25 is 41. Biggest climber in the top 100 since 2020: McHenry County, IL, up 8 places to #8.

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Largest Laotian population by state

RANKPLACESTATEPOPLAOTIAN POPULATIONVS 2020

01Kane County, ILIL525,7571,526+23%

02Winnebago County, ILIL283,6741,422+56%

03Cook County, ILIL5,194,6251,120+31%

04DuPage County, ILIL934,298489+15%

05▲1Champaign County, ILIL209,972428+53%

06▼1Will County, ILIL712,253226−35%

07▲2Lake County, ILIL719,339155+121%

08▲8McHenry County, ILIL317,751128+457%

09▲3Kendall County, ILIL145,470106+253%

10▲1Rock Island County, ILIL141,86995+217%

11▲3Peoria County, ILIL178,55381+224%

12▲8DeKalb County, ILIL101,83575+733%

13▼6Boone County, ILIL53,56841−53%

14▼6Sangamon County, ILIL194,17027−66%

15Christian County, ILIL33,44319–

16Carroll County, ILIL15,41916–

17▲1Bureau County, ILIL32,51011−31%

18Ogle County, ILIL51,39911–

19Fulton County, ILIL32,9019–

20Saline County, ILIL22,7728–

21Hamilton County, ILIL7,8597–

22Mercer County, ILIL15,2297–

23Adams County, ILIL64,2675–

24Edgar County, ILIL16,3235–

25▼12McLean County, ILIL171,4195−80%

SHOWING 1–25 OF 25

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES