RANKING · 2024 ACS · 102 SHOWN OF 102

Highest Polish population share, Illinois counties

Illinois counties ranked by the share of all residents who are Polish ancestry (2023 American Community Survey). A concentration measure: Polish residents as a percentage of total population. This list covers the 102 counties in Illinois that qualify, ranked against each other statewide.

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

RANKPLACESTATEPOPPOLISH SHAREVS 2000

01McHenry County, ILIL317,75110.8%–

02Washington County, ILIL13,56410.8%–

03Will County, ILIL712,25310.4%–

04Grundy County, ILIL54,0529.9%–

05DuPage County, ILIL934,2989.7%–

06Lake County, ILIL719,3397.4%–

07Cook County, ILIL5,194,6257.0%–

08Kane County, ILIL525,7577.0%–

09Boone County, ILIL53,5686.5%–

10Kendall County, ILIL145,4706.5%–

11LaSalle County, ILIL107,7736.2%–

12Putnam County, ILIL5,6196.1%–

13DeKalb County, ILIL101,8355.7%–

14Kankakee County, ILIL105,5255.6%–

15Bureau County, ILIL32,5105.5%–

16Perry County, ILIL20,1604.5%–

17Jo Daviess County, ILIL21,5944.1%–

18Lee County, ILIL32,9144.1%–

19Marshall County, ILIL11,4734.0%–

20Ogle County, ILIL51,3993.9%–

21Winnebago County, ILIL283,6743.8%–

22Monroe County, ILIL34,8403.4%–

23McLean County, ILIL171,4193.3%–

24Livingston County, ILIL35,0573.0%–

25Woodford County, ILIL38,1113.0%–

26Jefferson County, ILIL36,1472.8%–

27Champaign County, ILIL209,9722.8%–

28Hamilton County, ILIL7,8592.8%–

29De Witt County, ILIL15,1182.7%–

30Franklin County, ILIL36,9162.6%–

31Menard County, ILIL11,8632.6%–

32Henry County, ILIL48,0952.6%–

33Mason County, ILIL12,4112.6%–

34St. Clair County, ILIL250,7082.6%–

35Johnson County, ILIL13,3632.5%–

36Madison County, ILIL263,1102.4%–

37McDonough County, ILIL25,9162.4%–

38Carroll County, ILIL15,4192.4%–

39Clay County, ILIL12,7932.4%–

40Marion County, ILIL36,3822.3%–

41Whiteside County, ILIL54,1212.3%–

42Stephenson County, ILIL43,2202.2%–

43Williamson County, ILIL67,2252.1%–

44Sangamon County, ILIL194,1702.0%–

45Clark County, ILIL15,1142.0%–

46Tazewell County, ILIL130,0492.0%–

47Logan County, ILIL27,1822.0%–

48Ford County, ILIL13,2162.0%–

49Jackson County, ILIL52,5011.9%–

50Peoria County, ILIL178,5531.9%–

51Iroquois County, ILIL26,1501.9%–

52Union County, ILIL16,6561.8%–

53Clinton County, ILIL37,1281.8%–

54Wabash County, ILIL10,9071.7%–

55Macon County, ILIL99,3001.7%–

56Rock Island County, ILIL141,8691.6%–

57Fayette County, ILIL20,7901.5%–

58Piatt County, ILIL16,7911.5%–

59Massac County, ILIL13,5021.5%–

60Shelby County, ILIL20,5761.4%–

61Warren County, ILIL16,2221.4%–

62Randolph County, ILIL29,9211.4%–

63Crawford County, ILIL18,6481.3%–

64Christian County, ILIL33,4431.3%–

65Brown County, ILIL6,4011.3%–

66Jersey County, ILIL21,1601.3%–

67White County, ILIL13,2501.2%–

68Pope County, ILIL3,6721.2%–

69Edwards County, ILIL5,8981.2%–

70Gallatin County, ILIL4,6161.2%–

71Stark County, ILIL5,3191.1%–

72Effingham County, ILIL34,5191.1%–

73Richland County, ILIL15,2191.1%–

74Vermilion County, ILIL71,2591.1%–

75Montgomery County, ILIL28,0761.1%–

76Adams County, ILIL64,2671.1%–

77Hardin County, ILIL3,5881.1%–

78Morgan County, ILIL32,5151.0%–

79Coles County, ILIL46,6071.0%–

80Fulton County, ILIL32,9011.0%–

81Jasper County, ILIL9,0320.9%–

82Macoupin County, ILIL43,7480.9%–

83Moultrie County, ILIL14,3710.8%–

84Mercer County, ILIL15,2290.8%–

85Saline County, ILIL22,7720.8%–

86Scott County, ILIL4,8660.7%–

87Bond County, ILIL16,9590.7%–

88Schuyler County, ILIL6,6570.7%–

89Knox County, ILIL47,7670.7%–

90Greene County, ILIL11,3130.7%–

91Douglas County, ILIL19,8800.6%–

92Wayne County, ILIL15,8820.6%–

93Henderson County, ILIL5,9840.5%–

94Calhoun County, ILIL4,3000.5%–

95Cumberland County, ILIL10,2080.5%–

96Cass County, ILIL12,4630.4%–

97Pike County, ILIL14,2310.4%–

98Edgar County, ILIL16,3230.3%–

99Hancock County, ILIL16,8030.3%–

100Lawrence County, ILIL13,7900.2%–

101Pulaski County, ILIL4,8200.2%–

102Alexander County, ILIL4,5700.2%–

SHOWING 1–102 OF 102

Download CSV (full list, 102 rows)

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