RANKING · 2024 ACS · 26 SHOWN OF 26

Largest Argentine population, Illinois counties

Illinois counties ranked by the number of residents who are Argentine 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 26 counties in Illinois that qualify, ranked against each other statewide. The median across all 26 is 20. Biggest climber in the top 100 since 2020: Champaign County, IL, up 6 places to #5.

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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

Largest Argentine population by state

RANKPLACESTATEPOPARGENTINE POPULATIONVS 2010

01Cook County, ILIL5,194,6254,861+42%

02DuPage County, ILIL934,2981,064+44%

03Lake County, ILIL719,339869+120%

04▲1Kane County, ILIL525,757521+26%

05▲6Champaign County, ILIL209,972258−25%

06▲1Will County, ILIL712,253135−57%

07▼3McHenry County, ILIL317,75175+477%

08▲2Peoria County, ILIL178,55358+346%

09Sangamon County, ILIL194,17032–

10Whiteside County, ILIL54,12125–

11▲2Moultrie County, ILIL14,37122–

12Kendall County, ILIL145,47021–

13Macon County, ILIL99,30020–

14Christian County, ILIL33,44317–

15Madison County, ILIL263,11017–

16Jackson County, ILIL52,50116−71%

17▼8McLean County, ILIL171,41916−30%

18Lee County, ILIL32,91414–

19Richland County, ILIL15,21913–

20Brown County, ILIL6,40110–

21LaSalle County, ILIL107,7738−64%

22Tazewell County, ILIL130,0498−11%

23▼15Boone County, ILIL53,5685–

24Franklin County, ILIL36,9162–

25▼5Logan County, ILIL27,1821–

26Stark County, ILIL5,3191–

SHOWING 1–26 OF 26

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