RANKING · 2010 CENSUS · 86 SHOWN OF 86

Largest Puerto Rican population, Illinois counties · 2010

Illinois counties ranked by the number of residents who are Puerto Rican origin, 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 86 counties in Illinois that qualify, ranked against each other statewide. The median across all 86 is 66.

Puerto Rican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Highest Puerto Rican population share Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPPUERTO RICAN POPULATIONVS –

01Cook County, ILIL5,194,625125,214–

02Lake County, ILIL719,3398,736–

03DuPage County, ILIL934,2988,602–

04Kane County, ILIL525,7577,509–

05Will County, ILIL712,2536,776–

06Winnebago County, ILIL283,6742,311–

07McHenry County, ILIL317,7512,034–

08Kendall County, ILIL145,4701,394–

09St. Clair County, ILIL250,708952–

10Rock Island County, ILIL141,869730–

11DeKalb County, ILIL101,835689–

12Champaign County, ILIL209,972669–

13Jackson County, ILIL52,501626–

14McLean County, ILIL171,419601–

15Kankakee County, ILIL105,525569–

16LaSalle County, ILIL107,773463–

17Sangamon County, ILIL194,170395–

18Madison County, ILIL263,110388–

19Tazewell County, ILIL130,049361–

20Boone County, ILIL53,568308–

21Peoria County, ILIL178,553290–

22Williamson County, ILIL67,225251–

23Stephenson County, ILIL43,220250–

24Whiteside County, ILIL54,121250–

25Knox County, ILIL47,767241–

26Grundy County, ILIL54,052239–

27Livingston County, ILIL35,057204–

28Fulton County, ILIL32,901150–

29Macon County, ILIL99,300149–

30Lee County, ILIL32,914143–

31McDonough County, ILIL25,916139–

32Jefferson County, ILIL36,147135–

33Perry County, ILIL20,160118–

34Henry County, ILIL48,095112–

35Logan County, ILIL27,182111–

36Vermilion County, ILIL71,259101–

37Franklin County, ILIL36,91697–

38Morgan County, ILIL32,51594–

39Brown County, ILIL6,40183–

40Bureau County, ILIL32,51078–

41Hamilton County, ILIL7,85978–

42Randolph County, ILIL29,92172–

43Alexander County, ILIL4,57066–

44Cass County, ILIL12,46364–

45Montgomery County, ILIL28,07662–

46Coles County, ILIL46,60760–

47Christian County, ILIL33,44358–

48Crawford County, ILIL18,64855–

49Johnson County, ILIL13,36354–

50Clark County, ILIL15,11453–

51Hancock County, ILIL16,80353–

52Clinton County, ILIL37,12852–

53Moultrie County, ILIL14,37147–

54Marshall County, ILIL11,47345–

55Woodford County, ILIL38,11145–

56Iroquois County, ILIL26,15044–

57Lawrence County, ILIL13,79040–

58Union County, ILIL16,65639–

59Saline County, ILIL22,77238–

60Pike County, ILIL14,23136–

61Edgar County, ILIL16,32335–

62Macoupin County, ILIL43,74832–

63Warren County, ILIL16,22228–

64Douglas County, ILIL19,88027–

65Wabash County, ILIL10,90723–

66Pope County, ILIL3,67221–

67Fayette County, ILIL20,79020–

68Effingham County, ILIL34,51919–

69Marion County, ILIL36,38219–

70Putnam County, ILIL5,61919–

71Ford County, ILIL13,21617–

72Menard County, ILIL11,86317–

73Schuyler County, ILIL6,65712–

74Mercer County, ILIL15,22911–

75Piatt County, ILIL16,79110–

76Carroll County, ILIL15,4198–

77Adams County, ILIL64,2677–

78Greene County, ILIL11,3137–

79Gallatin County, ILIL4,6166–

80Hardin County, ILIL3,5884–

81Henderson County, ILIL5,9844–

82Jo Daviess County, ILIL21,5944–

83Monroe County, ILIL34,8404–

84Jersey County, ILIL21,1602–

85Washington County, ILIL13,5642–

86Cumberland County, ILIL10,2081–

SHOWING 1–86 OF 86

Download CSV (full list, 86 rows)

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