RANKING · 2024 ACS · 98 SHOWN OF 98

Highest Puerto Rican population share, Illinois counties

Illinois counties ranked by the share of all residents who are Puerto Rican origin (2023 American Community Survey). A concentration measure: Puerto Rican residents as a percentage of total population. This list covers the 98 counties in Illinois that qualify, ranked against each other statewide.

IllinoisAll states All rankings

SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPPUERTO RICAN SHAREVS 2000

01Cook County, ILIL5,194,6252.7%–

02Cass County, ILIL12,4631.9%–

03Kane County, ILIL525,7571.9%–

04Grundy County, ILIL54,0521.8%–

05Lake County, ILIL719,3391.8%–

06Boone County, ILIL53,5681.6%–

07DeKalb County, ILIL101,8351.5%–

08Whiteside County, ILIL54,1211.5%–

09Kendall County, ILIL145,4701.4%–

10McHenry County, ILIL317,7511.3%–

11Will County, ILIL712,2531.3%–

12DuPage County, ILIL934,2981.2%–

13Brown County, ILIL6,4011.2%–

14Lee County, ILIL32,9141.1%–

15Winnebago County, ILIL283,6741.0%–

16Warren County, ILIL16,2220.9%–

17Wabash County, ILIL10,9070.9%–

18Jefferson County, ILIL36,1470.8%–

19Calhoun County, ILIL4,3000.7%–

20Stark County, ILIL5,3190.7%–

21Champaign County, ILIL209,9720.7%–

22Jackson County, ILIL52,5010.7%–

23Effingham County, ILIL34,5190.7%–

24Livingston County, ILIL35,0570.6%–

25Knox County, ILIL47,7670.6%–

26Stephenson County, ILIL43,2200.6%–

27St. Clair County, ILIL250,7080.6%–

28Henry County, ILIL48,0950.6%–

29Hamilton County, ILIL7,8590.5%–

30Kankakee County, ILIL105,5250.5%–

31Sangamon County, ILIL194,1700.5%–

32McLean County, ILIL171,4190.5%–

33Rock Island County, ILIL141,8690.4%–

34Logan County, ILIL27,1820.4%–

35LaSalle County, ILIL107,7730.4%–

36Richland County, ILIL15,2190.4%–

37Randolph County, ILIL29,9210.4%–

38McDonough County, ILIL25,9160.4%–

39De Witt County, ILIL15,1180.4%–

40Bureau County, ILIL32,5100.4%–

41Clinton County, ILIL37,1280.4%–

42Edwards County, ILIL5,8980.4%–

43Carroll County, ILIL15,4190.4%–

44Coles County, ILIL46,6070.4%–

45Williamson County, ILIL67,2250.4%–

46Peoria County, ILIL178,5530.4%–

47Vermilion County, ILIL71,2590.3%–

48Marion County, ILIL36,3820.3%–

49Macon County, ILIL99,3000.3%–

50Massac County, ILIL13,5020.3%–

51Tazewell County, ILIL130,0490.3%–

52Ogle County, ILIL51,3990.3%–

53Greene County, ILIL11,3130.3%–

54Lawrence County, ILIL13,7900.3%–

55Johnson County, ILIL13,3630.3%–

56Monroe County, ILIL34,8400.3%–

57Alexander County, ILIL4,5700.2%–

58Morgan County, ILIL32,5150.2%–

59Moultrie County, ILIL14,3710.2%–

60Crawford County, ILIL18,6480.2%–

61Saline County, ILIL22,7720.2%–

62Ford County, ILIL13,2160.2%–

63Montgomery County, ILIL28,0760.2%–

64Wayne County, ILIL15,8820.2%–

65Putnam County, ILIL5,6190.2%–

66Madison County, ILIL263,1100.2%–

67Fulton County, ILIL32,9010.2%–

68Mercer County, ILIL15,2290.2%–

69Bond County, ILIL16,9590.2%–

70Christian County, ILIL33,4430.2%–

71Edgar County, ILIL16,3230.2%–

72Henderson County, ILIL5,9840.2%–

73Iroquois County, ILIL26,1500.2%–

74Douglas County, ILIL19,8800.1%–

75Franklin County, ILIL36,9160.1%–

76Perry County, ILIL20,1600.1%–

77Adams County, ILIL64,2670.1%–

78Macoupin County, ILIL43,7480.1%–

79Fayette County, ILIL20,7900.1%–

80Schuyler County, ILIL6,6570.1%–

81Washington County, ILIL13,5640.1%–

82Jo Daviess County, ILIL21,5940.1%–

83Jersey County, ILIL21,1600.1%–

84Menard County, ILIL11,8630.1%–

85Marshall County, ILIL11,4730.1%–

86Woodford County, ILIL38,1110.1%–

87Shelby County, ILIL20,5760.1%–

88Jasper County, ILIL9,0320.1%–

89Clay County, ILIL12,7930.0%–

90Clark County, ILIL15,1140.0%–

91Hardin County, ILIL3,5880.0%–

92Hancock County, ILIL16,8030.0%–

93Pulaski County, ILIL4,8200.0%–

94Mason County, ILIL12,4110.0%–

95Pike County, ILIL14,2310.0%–

96Piatt County, ILIL16,7910.0%–

97Cumberland County, ILIL10,2080.0%–

98White County, ILIL13,2500.0%–

SHOWING 1–98 OF 98

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES