RANKING · 2020 CENSUS · 31 SHOWN OF 31

Largest Armenian population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are Armenian ancestry, 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 31 counties in Illinois that qualify, ranked against each other statewide.

Armenian 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

RANKPLACESTATEPOPARMENIAN POPULATIONVS 2010

01Cook County, ILIL5,194,6254,877+8%

02DuPage County, ILIL934,298855+22%

03Lake County, ILIL719,339630−49%

04Kane County, ILIL525,757461+225%

05Peoria County, ILIL178,553309–

06Will County, ILIL712,253280−13%

07St. Clair County, ILIL250,708227+16%

08Madison County, ILIL263,110183−28%

09Winnebago County, ILIL283,674140+82%

10McHenry County, ILIL317,75199−59%

11Champaign County, ILIL209,97296+123%

12Sangamon County, ILIL194,17083–

13DeKalb County, ILIL101,83564−42%

14Knox County, ILIL47,76749+227%

15Kankakee County, ILIL105,52541+17%

16Rock Island County, ILIL141,86928−73%

17Tazewell County, ILIL130,04926+271%

18McLean County, ILIL171,41919−67%

19Douglas County, ILIL19,88018–

20Randolph County, ILIL29,92116–

21Washington County, ILIL13,56413–

22Whiteside County, ILIL54,12111–

23Greene County, ILIL11,31310–

24Monroe County, ILIL34,84010−78%

25Jefferson County, ILIL36,1477–

26Fulton County, ILIL32,9016−79%

27Scott County, ILIL4,8665–

28Clinton County, ILIL37,1284–

29Bureau County, ILIL32,5102–

30Henry County, ILIL48,0951−67%

31Jackson County, ILIL52,5011–

SHOWING 1–31 OF 31

Download CSV (full list, 31 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS