RANKING · 2010 CENSUS · 38 SHOWN OF 38

Highest Nigerian population share, Illinois counties · 2010

Illinois counties ranked by the share of all residents who are Nigerian ancestry (2010 American Community Survey). A concentration measure: Nigerian residents as a percentage of total population. This list covers the 38 counties in Illinois that qualify, ranked against each other statewide. The median across all 38 is 0.1%.

Nigerian 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

RANKPLACESTATEPOPNIGERIAN SHAREVS –

01De Witt County, ILIL15,1180.8%–

02Cook County, ILIL5,194,6250.2%–

03McHenry County, ILIL317,7510.1%–

04Brown County, ILIL6,4010.1%–

05Jackson County, ILIL52,5010.1%–

06Boone County, ILIL53,5680.1%–

07Will County, ILIL712,2530.1%–

08Sangamon County, ILIL194,1700.1%–

09Henry County, ILIL48,0950.1%–

10Grundy County, ILIL54,0520.1%–

11Logan County, ILIL27,1820.1%–

12Champaign County, ILIL209,9720.1%–

13Rock Island County, ILIL141,8690.1%–

14Bond County, ILIL16,9590.1%–

15Kane County, ILIL525,7570.1%–

16Coles County, ILIL46,6070.1%–

17Knox County, ILIL47,7670.1%–

18Peoria County, ILIL178,5530.1%–

19Williamson County, ILIL67,2250.1%–

20Lee County, ILIL32,9140.0%–

21DuPage County, ILIL934,2980.0%–

22DeKalb County, ILIL101,8350.0%–

23McLean County, ILIL171,4190.0%–

24Madison County, ILIL263,1100.0%–

25St. Clair County, ILIL250,7080.0%–

26Randolph County, ILIL29,9210.0%–

27Christian County, ILIL33,4430.0%–

28Morgan County, ILIL32,5150.0%–

29Lake County, ILIL719,3390.0%–

30Livingston County, ILIL35,0570.0%–

31Kendall County, ILIL145,4700.0%–

32Vermilion County, ILIL71,2590.0%–

33Marion County, ILIL36,3820.0%–

34Perry County, ILIL20,1600.0%–

35Tazewell County, ILIL130,0490.0%–

36Clinton County, ILIL37,1280.0%–

37Winnebago County, ILIL283,6740.0%–

38Kankakee County, ILIL105,5250.0%–

SHOWING 1–38 OF 38

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