RANKING · 2024 ACS · 23 SHOWN OF 23

Highest Chilean population share, Illinois counties

Illinois counties ranked by the share of all residents who are Chilean origin (2024 American Community Survey). A concentration measure: Chilean residents as a percentage of total population. This list covers the 23 counties in Illinois that qualify, ranked against each other statewide. The median across all 23 is 0.0%. Biggest climber in the top 100 since 2020: Lee County, IL, up 14 places to #4.

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RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

Highest Chilean population share by state

RANKPLACESTATEPOPCHILEAN SHAREVS 2010

01Christian County, ILIL33,4430.5%–

02▼1DeKalb County, ILIL101,8350.2%+0.1 pts

03Fayette County, ILIL20,7900.1%–

04▲14Lee County, ILIL32,9140.1%+0.1 pts

05▲2McHenry County, ILIL317,7510.1%–

06▲6Kane County, ILIL525,7570.1%+0.1 pts

07▼2Cook County, ILIL5,194,6250.1%0.0 pts

08▲6LaSalle County, ILIL107,7730.1%+0.1 pts

09▲1Champaign County, ILIL209,9720.1%0.0 pts

10▼2Lake County, ILIL719,3390.0%0.0 pts

11▲2Will County, ILIL712,2530.0%0.0 pts

12▼3Rock Island County, ILIL141,8690.0%–

13▼7DuPage County, ILIL934,2980.0%−0.1 pts

14▲3Sangamon County, ILIL194,1700.0%0.0 pts

15▲5Morgan County, ILIL32,5150.0%–

16Madison County, ILIL263,1100.0%0.0 pts

17Crawford County, ILIL18,6480.0%–

18Williamson County, ILIL67,2250.0%–

19▼4Greene County, ILIL11,3130.0%–

20Woodford County, ILIL38,1110.0%–

21▼2Vermilion County, ILIL71,2590.0%0.0 pts

22St. Clair County, ILIL250,7080.0%0.0 pts

23▼1Peoria County, ILIL178,5530.0%–

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