RANKING · 2020 CENSUS · 22 SHOWN OF 22

Highest Chilean population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are Chilean origin (2020 American Community Survey). A concentration measure: Chilean residents as a percentage of total population. This list covers the 22 counties in Illinois that qualify, ranked against each other statewide. The median across all 22 is 0.0%.

Chilean Americans: full group profile →

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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

01DeKalb County, ILIL101,8350.2%+0.1 pts

02Warren County, ILIL16,2220.1%–

03Winnebago County, ILIL283,6740.0%0.0 pts

04Macon County, ILIL99,3000.0%0.0 pts

05Cook County, ILIL5,194,6250.0%0.0 pts

06DuPage County, ILIL934,2980.0%−0.1 pts

07McHenry County, ILIL317,7510.0%–

08Lake County, ILIL719,3390.0%0.0 pts

09Rock Island County, ILIL141,8690.0%–

10Champaign County, ILIL209,9720.0%0.0 pts

11McLean County, ILIL171,4190.0%0.0 pts

12Kane County, ILIL525,7570.0%0.0 pts

13Will County, ILIL712,2530.0%0.0 pts

14LaSalle County, ILIL107,7730.0%0.0 pts

15Greene County, ILIL11,3130.0%–

16Madison County, ILIL263,1100.0%0.0 pts

17Sangamon County, ILIL194,1700.0%0.0 pts

18Lee County, ILIL32,9140.0%0.0 pts

19Vermilion County, ILIL71,2590.0%0.0 pts

20Morgan County, ILIL32,5150.0%–

21Kankakee County, ILIL105,5250.0%0.0 pts

22Peoria County, ILIL178,5530.0%–

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