RANKING · 2010 CENSUS · 33 SHOWN OF 33

Largest Iranian population, Illinois counties · 2010

Illinois counties ranked by the number of residents who are Iranian ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 33 counties in Illinois that qualify, ranked against each other statewide. The median across all 33 is 35.

Iranian Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPIRANIAN POPULATIONVS –

01Cook County, ILIL5,194,6255,319–

02DuPage County, ILIL934,2981,383–

03Lake County, ILIL719,339920–

04Will County, ILIL712,253465–

05Champaign County, ILIL209,972314–

06DeKalb County, ILIL101,835227–

07Jackson County, ILIL52,501202–

08Kane County, ILIL525,757164–

09Peoria County, ILIL178,55386–

10Effingham County, ILIL34,51974–

11McHenry County, ILIL317,75166–

12Boone County, ILIL53,56863–

13Rock Island County, ILIL141,86949–

14McLean County, ILIL171,41948–

15Douglas County, ILIL19,88044–

16Macon County, ILIL99,30040–

17Sangamon County, ILIL194,17035–

18Vermilion County, ILIL71,25927–

19Winnebago County, ILIL283,67426–

20Clinton County, ILIL37,12825–

21Kendall County, ILIL145,47025–

22Henderson County, ILIL5,98417–

23Fulton County, ILIL32,90114–

24Coles County, ILIL46,60712–

25Morgan County, ILIL32,51512–

26Saline County, ILIL22,77211–

27Kankakee County, ILIL105,52510–

28Madison County, ILIL263,11010–

29Monroe County, ILIL34,8407–

30Knox County, ILIL47,7676–

31LaSalle County, ILIL107,7734–

32Edwards County, ILIL5,8982–

33Johnson County, ILIL13,3631–

SHOWING 1–33 OF 33

Download CSV (full list, 33 rows)

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