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. The median across all 32 is 0.1%. Biggest climber in the top 100 since 2020: Madison County, IL, up 16 places to #13.

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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

02▲5Lake County, ILIL719,3390.2%+0.1 pts

03▲13Kendall County, ILIL145,4700.2%+0.2 pts

04▲6Winnebago County, ILIL283,6740.2%+0.2 pts

05▼1DuPage County, ILIL934,2980.2%+0.1 pts

06▲6Kane County, ILIL525,7570.1%+0.1 pts

07▲1Will County, ILIL712,2530.1%0.0 pts

08▲15Rock Island County, ILIL141,8690.1%+0.1 pts

09▼6McHenry County, ILIL317,7510.1%0.0 pts

10Fulton County, ILIL32,9010.1%+0.1 pts

11▼5Bond County, ILIL16,9590.1%–

12Carroll County, ILIL15,4190.1%–

13▲16Madison County, ILIL263,1100.1%+0.1 pts

14Richland County, ILIL15,2190.1%–

15▲2Champaign County, ILIL209,9720.1%0.0 pts

16▲4Jackson County, ILIL52,5010.1%–

17Hancock County, ILIL16,8030.1%–

18McLean County, ILIL171,4190.0%0.0 pts

19▼8Ford County, ILIL13,2160.0%–

20Macon County, ILIL99,3000.0%–

21▼3Franklin County, ILIL36,9160.0%–

22▲5Sangamon County, ILIL194,1700.0%−0.1 pts

23▲1Kankakee County, ILIL105,5250.0%0.0 pts

24▼5Peoria County, ILIL178,5530.0%0.0 pts

25Knox County, ILIL47,7670.0%0.0 pts

26▼21DeKalb County, ILIL101,8350.0%0.0 pts

27Tazewell County, ILIL130,0490.0%–

28▼6Woodford County, ILIL38,1110.0%–

29▼1LaSalle 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

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