RANKING · 2024 ACS · 32 SHOWN OF 32

Largest Ecuadorian population, Illinois counties

Illinois counties ranked by the number of residents who are Ecuadorian 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 32 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

Largest Ecuadorian population by state

RANKPLACESTATEPOPECUADORIAN POPULATIONVS 2010

01Cook County, ILIL5,194,62529,227+37%

02DuPage County, ILIL934,2981,891+149%

03Lake County, ILIL719,3391,732+159%

04Will County, ILIL712,253906−1%

05Kane County, ILIL525,757713+97%

06Winnebago County, ILIL283,674613+12160%

07Kendall County, ILIL145,470310+356%

08McHenry County, ILIL317,751298−4%

09Madison County, ILIL263,110178+709%

10Rock Island County, ILIL141,869145+353%

11Champaign County, ILIL209,972133+37%

12McLean County, ILIL171,41975+50%

13Sangamon County, ILIL194,17037−76%

14Jackson County, ILIL52,50132–

15Peoria County, ILIL178,55329−53%

16Fulton County, ILIL32,90128+133%

17Macon County, ILIL99,30022–

18Kankakee County, ILIL105,52518−63%

19Tazewell County, ILIL130,04914–

20Bond County, ILIL16,95913–

21Carroll County, ILIL15,41912–

22DeKalb County, ILIL101,83512−63%

23Hancock County, ILIL16,80310–

24Richland County, ILIL15,21910–

25Franklin County, ILIL36,9168–

26LaSalle County, ILIL107,7737−50%

27St. Clair County, ILIL250,7086−75%

28Knox County, ILIL47,7676−70%

29Woodford County, ILIL38,1114–

30Ford County, ILIL13,2163–

31Clinton County, ILIL37,1282–

32Livingston County, ILIL35,0572−94%

SHOWING 1–32 OF 32

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES