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RANKING · 2024 ACS · 23 SHOWN OF 23

Largest Chilean population, Illinois counties

Illinois counties ranked by the number of residents who are Chilean origin, 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 23 counties in Illinois that qualify, ranked against each other statewide. The median across all 23 is 38. Biggest climber in the top 100 since 2020: Lee County, IL, up 6 places to #14.

Chilean Americans: full group profile →
SAME RANKING BYCitiesStatesMetros
Largest Chilean population by state
RANKPLACESTATEPOPCHILEAN POPULATIONVS 2010
01Cook County, ILIL5,194,6253,401+142%
02▲5Kane County, ILIL525,757419+332%
03▲5McHenry County, ILIL317,751316–
04Lake County, ILIL719,339256+159%
05▲1Will County, ILIL712,253244+146%
06▼4DuPage County, ILIL934,298239−72%
07▼4DeKalb County, ILIL101,835152+913%
08Christian County, ILIL33,443151–
09▲1Champaign County, ILIL209,972132+2%
10▲5LaSalle County, ILIL107,77369+590%
11▲5Sangamon County, ILIL194,17046+24%
12Rock Island County, ILIL141,86938–
13Madison County, ILIL263,11037+9%
14▲6Lee County, ILIL32,91435+218%
15Fayette County, ILIL20,79023–
16St. Clair County, ILIL250,70811−48%
17▲5Morgan County, ILIL32,5157–
18▼1Peoria County, ILIL178,5537–
19Williamson County, ILIL67,2256–
20▼2Vermilion County, ILIL71,2594−20%
21Woodford County, ILIL38,1113–
22Crawford County, ILIL18,6482–
23▼2Greene County, ILIL11,3131–
SHOWING 1–23 OF 23

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