RANKING · 2020 CENSUS · 42 SHOWN OF 42

Highest Salvadoran population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are Salvadoran origin (2020 American Community Survey). A concentration measure: Salvadoran residents as a percentage of total population. This list covers the 42 counties in Illinois that qualify, ranked against each other statewide.

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 SHAREVS 2010

01Cass County, ILIL12,4630.8%+0.2 pts

02Kane County, ILIL525,7570.5%+0.3 pts

03Jackson County, ILIL52,5010.4%–

04Lake County, ILIL719,3390.4%+0.1 pts

05Iroquois County, ILIL26,1500.3%+0.3 pts

06Cook County, ILIL5,194,6250.2%+0.0 pts

07McHenry County, ILIL317,7510.2%+0.2 pts

08Livingston County, ILIL35,0570.2%+0.1 pts

09Johnson County, ILIL13,3630.1%+0.0 pts

10Will County, ILIL712,2530.1%+0.1 pts

11Warren County, ILIL16,2220.1%–

12Kendall County, ILIL145,4700.1%+0.1 pts

13Woodford County, ILIL38,1110.1%–

14LaSalle County, ILIL107,7730.1%+0.0 pts

15McDonough County, ILIL25,9160.1%–

16St. Clair County, ILIL250,7080.1%−0.0 pts

17Peoria County, ILIL178,5530.1%+0.1 pts

18DuPage County, ILIL934,2980.1%+0.0 pts

19Jefferson County, ILIL36,1470.1%+0.0 pts

20Winnebago County, ILIL283,6740.1%−0.0 pts

21Jersey County, ILIL21,1600.0%–

22Macon County, ILIL99,3000.0%–

23Effingham County, ILIL34,5190.0%–

24Champaign County, ILIL209,9720.0%+0.0 pts

25Greene County, ILIL11,3130.0%–

26Boone County, ILIL53,5680.0%−0.0 pts

27Logan County, ILIL27,1820.0%–

28Randolph County, ILIL29,9210.0%+0.0 pts

29Ogle County, ILIL51,3990.0%–

30Rock Island County, ILIL141,8690.0%−0.0 pts

31Christian County, ILIL33,4430.0%–

32McLean County, ILIL171,4190.0%−0.1 pts

33DeKalb County, ILIL101,8350.0%+0.0 pts

34Piatt County, ILIL16,7910.0%–

35Lee County, ILIL32,9140.0%–

36Macoupin County, ILIL43,7480.0%–

37Montgomery County, ILIL28,0760.0%–

38Kankakee County, ILIL105,5250.0%–

39Coles County, ILIL46,6070.0%–

40Adams County, ILIL64,2670.0%–

41Sangamon County, ILIL194,1700.0%−0.0 pts

42Madison County, ILIL263,1100.0%−0.0 pts

SHOWING 1–42 OF 42

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS