RANKING · 2020 CENSUS · 29 SHOWN OF 29

Highest Ecuadorian population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are Ecuadorian origin (2023 American Community Survey). A concentration measure: Ecuadorian residents as a percentage of total population. This list covers the 29 counties in Illinois that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

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 Ecuadorian population share by state

RANKPLACESTATEPOPECUADORIAN SHAREVS 2000

01Cook County, ILIL5,194,6250.5%–

02Iroquois County, ILIL26,1500.2%–

03McHenry County, ILIL317,7510.2%–

04DuPage County, ILIL934,2980.1%–

05DeKalb County, ILIL101,8350.1%–

06Bond County, ILIL16,9590.1%–

07Lake County, ILIL719,3390.1%–

08Will County, ILIL712,2530.1%–

09Boone County, ILIL53,5680.1%–

10Winnebago County, ILIL283,6740.1%–

11Ford County, ILIL13,2160.1%–

12Kane County, ILIL525,7570.1%–

13Shelby County, ILIL20,5760.1%–

14Henry County, ILIL48,0950.1%–

15Lee County, ILIL32,9140.1%–

16Kendall County, ILIL145,4700.0%–

17Champaign County, ILIL209,9720.0%–

18Franklin County, ILIL36,9160.0%–

19Peoria County, ILIL178,5530.0%–

20Jackson County, ILIL52,5010.0%–

21Stephenson County, ILIL43,2200.0%–

22Woodford County, ILIL38,1110.0%–

23Rock Island County, ILIL141,8690.0%–

24Kankakee County, ILIL105,5250.0%–

25McDonough County, ILIL25,9160.0%–

26Adams County, ILIL64,2670.0%–

27Sangamon County, ILIL194,1700.0%–

28LaSalle County, ILIL107,7730.0%–

29Madison County, ILIL263,1100.0%–

SHOWING 1–29 OF 29

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