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 (2023 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.

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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 2000

01DeKalb County, ILIL101,8350.2%–

02Warren County, ILIL16,2220.1%–

03Winnebago County, ILIL283,6740.0%–

04Macon County, ILIL99,3000.0%–

05Cook County, ILIL5,194,6250.0%–

06DuPage County, ILIL934,2980.0%–

07McHenry County, ILIL317,7510.0%–

08Lake County, ILIL719,3390.0%–

09Rock Island County, ILIL141,8690.0%–

10Champaign County, ILIL209,9720.0%–

11McLean County, ILIL171,4190.0%–

12Kane County, ILIL525,7570.0%–

13Will County, ILIL712,2530.0%–

14LaSalle County, ILIL107,7730.0%–

15Greene County, ILIL11,3130.0%–

16Madison County, ILIL263,1100.0%–

17Sangamon County, ILIL194,1700.0%–

18Lee County, ILIL32,9140.0%–

19Vermilion County, ILIL71,2590.0%–

20Morgan County, ILIL32,5150.0%–

21Kankakee County, ILIL105,5250.0%–

22Peoria County, ILIL178,5530.0%–

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES