RANKING · 2020 CENSUS · 42 SHOWN OF 42

Largest Salvadoran population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are Salvadoran origin, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 42 counties in Illinois that qualify, ranked against each other statewide. The median across all 42 is 30.

Salvadoran Americans: full group profile →

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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

RANKPLACESTATEPOPSALVADORAN POPULATIONVS 2010

01Cook County, ILIL5,194,62510,570+30%

02Lake County, ILIL719,3392,717+44%

03Kane County, ILIL525,7572,399+223%

04Will County, ILIL712,253599+372%

05DuPage County, ILIL934,298590+2%

06McHenry County, ILIL317,751540+671%

07Jackson County, ILIL52,501245–

08St. Clair County, ILIL250,708184−41%

09Winnebago County, ILIL283,674152−43%

10Peoria County, ILIL178,553120+329%

11Kendall County, ILIL145,470104+767%

12Cass County, ILIL12,46397+21%

13Iroquois County, ILIL26,15086+2767%

14Champaign County, ILIL209,97282+332%

15LaSalle County, ILIL107,77381+153%

16Livingston County, ILIL35,05755+206%

17McLean County, ILIL171,41950−64%

18Rock Island County, ILIL141,86944−6%

19Macon County, ILIL99,30043–

20DeKalb County, ILIL101,83530+43%

21Woodford County, ILIL38,11130–

22McDonough County, ILIL25,91622–

23Jefferson County, ILIL36,14721+133%

24Boone County, ILIL53,56820−41%

25Ogle County, ILIL51,39917–

26Effingham County, ILIL34,51914–

27Warren County, ILIL16,22214–

28Johnson County, ILIL13,36313+30%

29Randolph County, ILIL29,92111+10%

30Christian County, ILIL33,44310–

31Jersey County, ILIL21,16010–

32Kankakee County, ILIL105,52510–

33Logan County, ILIL27,18210–

34Macoupin County, ILIL43,74810–

35Lee County, ILIL32,9148–

36Sangamon County, ILIL194,1705−86%

37Adams County, ILIL64,2675–

38Greene County, ILIL11,3135–

39Montgomery County, ILIL28,0765–

40Coles County, ILIL46,6074–

41Piatt County, ILIL16,7914–

42Madison County, ILIL263,1101−88%

SHOWING 1–42 OF 42

Download CSV (full list, 42 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS