RANKING · 2024 ACS · 32 SHOWN OF 32

Highest Ecuadorian population share, Illinois counties

Illinois counties ranked by the share of all residents who are Ecuadorian origin (2024 American Community Survey). A concentration measure: Ecuadorian residents as a percentage of total population. This list covers the 32 counties in Illinois that qualify, ranked against each other statewide.

Ecuadorian Americans: full group profile →

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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 Ecuadorian population share by state

RANKPLACESTATEPOPECUADORIAN SHAREVS 2010

01Cook County, ILIL5,194,6250.6%+0.2 pts

02Lake County, ILIL719,3390.2%+0.1 pts

03Kendall County, ILIL145,4700.2%+0.2 pts

04Winnebago County, ILIL283,6740.2%+0.2 pts

05DuPage County, ILIL934,2980.2%+0.1 pts

06Kane County, ILIL525,7570.1%+0.1 pts

07Will County, ILIL712,2530.1%−0.0 pts

08Rock Island County, ILIL141,8690.1%+0.1 pts

09McHenry County, ILIL317,7510.1%−0.0 pts

10Fulton County, ILIL32,9010.1%+0.1 pts

11Bond County, ILIL16,9590.1%–

12Carroll County, ILIL15,4190.1%–

13Madison County, ILIL263,1100.1%+0.1 pts

14Richland County, ILIL15,2190.1%–

15Champaign County, ILIL209,9720.1%+0.0 pts

16Jackson County, ILIL52,5010.1%–

17Hancock County, ILIL16,8030.1%–

18McLean County, ILIL171,4190.0%+0.0 pts

19Ford County, ILIL13,2160.0%–

20Macon County, ILIL99,3000.0%–

21Franklin County, ILIL36,9160.0%–

22Sangamon County, ILIL194,1700.0%−0.1 pts

23Kankakee County, ILIL105,5250.0%−0.0 pts

24Peoria County, ILIL178,5530.0%−0.0 pts

25Knox County, ILIL47,7670.0%−0.0 pts

26DeKalb County, ILIL101,8350.0%−0.0 pts

27Tazewell County, ILIL130,0490.0%–

28Woodford County, ILIL38,1110.0%–

29LaSalle County, ILIL107,7730.0%−0.0 pts

30Livingston County, ILIL35,0570.0%−0.1 pts

31Clinton County, ILIL37,1280.0%–

32St. Clair County, ILIL250,7080.0%−0.0 pts

SHOWING 1–32 OF 32

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES