RANKING · 2024 ACS · 45 SHOWN OF 45

Largest Jamaican population, Illinois counties

Illinois counties ranked by the number of residents who are Jamaican ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 45 counties in Illinois that qualify, ranked against each other statewide. The median across all 45 is 34. Biggest climber in the top 100 since 2020: Jackson County, IL, up 21 places to #20.

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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

RANKPLACESTATEPOPJAMAICAN POPULATIONVS 2010

01Cook County, ILIL5,194,6259,793+18%

02▲1DuPage County, ILIL934,2981,476+241%

03▼1Lake County, ILIL719,3391,179−22%

04Will County, ILIL712,253792+208%

05Kane County, ILIL525,757525+272%

06St. Clair County, ILIL250,708348+81%

07▲1Winnebago County, ILIL283,674299+382%

08▲7McLean County, ILIL171,419205+1106%

09▼2McHenry County, ILIL317,751180+718%

10▲7Champaign County, ILIL209,972138−2%

11Peoria County, ILIL178,553135+463%

12▲8Kendall County, ILIL145,470132–

13▲5Sangamon County, ILIL194,170126+10%

14▼1Rock Island County, ILIL141,869107+463%

15▼3Madison County, ILIL263,11087+149%

16▲7Kankakee County, ILIL105,52577+67%

17▲11Macon County, ILIL99,30075+213%

18▲3Ford County, ILIL13,21666–

19▼5Ogle County, ILIL51,39954–

20▲21Jackson County, ILIL52,50145–

21Grundy County, ILIL54,05241–

22Morgan County, ILIL32,51535+1067%

23▼13DeKalb County, ILIL101,83534+143%

24Bond County, ILIL16,95927–

25▲8Lee County, ILIL32,91420+400%

26Brown County, ILIL6,40119–

27▲5Fulton County, ILIL32,90119+111%

28Union County, ILIL16,65619–

29Tazewell County, ILIL130,04915−21%

30▲6Alexander County, ILIL4,57013−57%

31Marion County, ILIL36,38212–

32▲7Macoupin County, ILIL43,74811–

33Vermilion County, ILIL71,25911−88%

34Lawrence County, ILIL13,7906−75%

35▼19Coles County, ILIL46,6074–

36▼9Clinton County, ILIL37,1284–

37Adams County, ILIL64,2674–

38▼14LaSalle County, ILIL107,7734–

39▼8Williamson County, ILIL67,2254−64%

40Woodford County, ILIL38,1114–

41▼11De Witt County, ILIL15,1181–

42Franklin County, ILIL36,9161–

43▼9Jefferson County, ILIL36,1471−86%

44Randolph County, ILIL29,9211−89%

45▼3Warren County, ILIL16,2221–

SHOWING 1–45 OF 45

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES