RANKING · 2020 CENSUS · 42 SHOWN OF 42

Largest Nigerian population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are Nigerian 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 42 counties in Illinois that qualify, ranked against each other statewide. The median across all 42 is 36.

Nigerian Americans: full group profile →

IllinoisAll states All rankings

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 POPULATIONVS 2010

01Cook County, ILIL5,194,62516,246+69%

02Will County, ILIL712,2531,932+177%

03DuPage County, ILIL934,298912+101%

04Kane County, ILIL525,757701+125%

05Lake County, ILIL719,339540+244%

06Winnebago County, ILIL283,674435+4733%

07McHenry County, ILIL317,751390−12%

08Kendall County, ILIL145,470326+1711%

09Sangamon County, ILIL194,170320+73%

10Jackson County, ILIL52,501293+276%

11St. Clair County, ILIL250,708234+189%

12McLean County, ILIL171,419174+123%

13Champaign County, ILIL209,972134−2%

14DeKalb County, ILIL101,83593+86%

15McDonough County, ILIL25,91686–

16Macon County, ILIL99,30078–

17Coles County, ILIL46,60756+87%

18Boone County, ILIL53,56852−12%

19Kankakee County, ILIL105,52551+1600%

20Peoria County, ILIL178,55344−53%

21Morgan County, ILIL32,51536+300%

22Vermilion County, ILIL71,25930+131%

23Whiteside County, ILIL54,12122–

24Fulton County, ILIL32,90118–

25LaSalle County, ILIL107,77317–

26Tazewell County, ILIL130,04915+67%

27Saline County, ILIL22,77214–

28Effingham County, ILIL34,51912–

29Iroquois County, ILIL26,15010–

30Rock Island County, ILIL141,8699−91%

31Johnson County, ILIL13,3639–

32Madison County, ILIL263,1109−90%

33Lawrence County, ILIL13,7908–

34Christian County, ILIL33,4438−20%

35Warren County, ILIL16,2228–

36Bureau County, ILIL32,5107–

37Ogle County, ILIL51,3996–

38Knox County, ILIL47,7675−81%

39Crawford County, ILIL18,6483–

40Hancock County, ILIL16,8031–

41Mercer County, ILIL15,2291–

42Woodford County, ILIL38,1111–

SHOWING 1–42 OF 42

Download CSV (full list, 42 rows)

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