RANKING · 2024 ACS · 102 SHOWN OF 102

Largest Polish population, Illinois counties

Illinois counties ranked by the number of residents who are Polish 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 102 counties in Illinois that qualify, ranked against each other statewide. The median across all 102 is 399. Biggest climber in the top 100 since 2020: Fayette County, IL, up 22 places to #59.

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IllinoisAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPPOLISH POPULATIONVS 2010

01Cook County, ILIL5,194,625361,909−26%

02DuPage County, ILIL934,29889,772−19%

03Will County, ILIL712,25373,152−18%

04Lake County, ILIL719,33953,062−19%

05▲1Kane County, ILIL525,75736,063−10%

06▼1McHenry County, ILIL317,75133,821−22%

07▲1Winnebago County, ILIL283,67410,641−2%

08▼1Kendall County, ILIL145,4708,904−11%

09LaSalle County, ILIL107,7736,781−24%

10▲2St. Clair County, ILIL250,7086,588−2%

11▲2Madison County, ILIL263,1106,434−24%

12▼2Kankakee County, ILIL105,5255,983−7%

13▲1Champaign County, ILIL209,9725,887−17%

14▼3DeKalb County, ILIL101,8355,751−21%

15McLean County, ILIL171,4195,581−5%

16Grundy County, ILIL54,0525,291+16%

17Sangamon County, ILIL194,1703,993−8%

18Boone County, ILIL53,5683,447+28%

19Peoria County, ILIL178,5533,433−15%

20▲1Tazewell County, ILIL130,0492,617−3%

21▼1Rock Island County, ILIL141,8692,281−29%

22Ogle County, ILIL51,3991,990−2%

23Bureau County, ILIL32,5101,823−10%

24Macon County, ILIL99,3001,686−28%

25▲2Washington County, ILIL13,5641,472−29%

26▼1Williamson County, ILIL67,2251,394+1%

27▲13Lee County, ILIL32,9141,382+15%

28▼2Henry County, ILIL48,0951,278−3%

29Whiteside County, ILIL54,1211,245−20%

30▲4Monroe County, ILIL34,8401,180+12%

31▲2Woodford County, ILIL38,1111,161+2%

32▲3Livingston County, ILIL35,0571,083−16%

33▲6Jefferson County, ILIL36,1471,035−5%

34▼6Jackson County, ILIL52,5011,033−23%

35▼5Franklin County, ILIL36,916989−23%

36Stephenson County, ILIL43,220966−2%

37▼5Perry County, ILIL20,160926−34%

38▼1Jo Daviess County, ILIL21,594902+21%

39▼1Marion County, ILIL36,382849−13%

40▼9Vermilion County, ILIL71,259814−58%

41▲12Adams County, ILIL64,267683−30%

42Clinton County, ILIL37,128661−11%

43▲1McDonough County, ILIL25,916652−52%

44▼1Logan County, ILIL27,182547+15%

45▲2Iroquois County, ILIL26,150496−50%

46Coles County, ILIL46,607479−74%

47▲7Marshall County, ILIL11,473470−39%

48▲9Christian County, ILIL33,443447−42%

49▲1De Witt County, ILIL15,118419+108%

50▲6Randolph County, ILIL29,921411−41%

51▼10Macoupin County, ILIL43,748399−73%

52Effingham County, ILIL34,519395−3%

53▲6Carroll County, ILIL15,419372−21%

54▼9Knox County, ILIL47,767361−49%

55▼6Putnam County, ILIL5,619343−48%

56▲4Morgan County, ILIL32,515340−48%

57▲8Johnson County, ILIL13,363337+19%

58▲19Mason County, ILIL12,411332+23%

59▲22Fayette County, ILIL20,790323+52%

60▲3Menard County, ILIL11,863320+67%

61▼13Fulton County, ILIL32,901318−58%

62▲18Clark County, ILIL15,114309−11%

63▼12Montgomery County, ILIL28,076309−35%

64▲5Clay County, ILIL12,793307+339%

65▲1Union County, ILIL16,656306+75%

66▼11Shelby County, ILIL20,576298+89%

67▲4Jersey County, ILIL21,160271−39%

68▲7Ford County, ILIL13,216264−9%

69▲3Crawford County, ILIL18,648248−37%

70▼12Piatt County, ILIL16,791246+12%

71▲5Warren County, ILIL16,222231−58%

72▲14Hamilton County, ILIL7,859222+87%

73▼9Massac County, ILIL13,502203+92%

74▲13Wabash County, ILIL10,907186+22%

75▼5Richland County, ILIL15,219177−19%

76▼15Saline County, ILIL22,772175−56%

77▼10White County, ILIL13,250168−48%

78▲4Mercer County, ILIL15,229130−70%

79▼11Bond County, ILIL16,959124−51%

80▼18Douglas County, ILIL19,880122−12%

81▼3Moultrie County, ILIL14,371122−12%

82▲6Wayne County, ILIL15,88296−36%

83▲2Jasper County, ILIL9,03287−4%

84▲16Brown County, ILIL6,40182+165%

85▲9Greene County, ILIL11,31379−43%

86▲5Edwards County, ILIL5,89872−44%

87▼14Pike County, ILIL14,23164−57%

88▲4Stark County, ILIL5,31961−40%

89▼10Cass County, ILIL12,46357−73%

90Gallatin County, ILIL4,61657−49%

91▼2Hancock County, ILIL16,80357−82%

92▼18Edgar County, ILIL16,32356−69%

93▼10Cumberland County, ILIL10,20850−29%

94▲5Schuyler County, ILIL6,657500%

95▲2Pope County, ILIL3,67246+5%

96▼1Hardin County, ILIL3,58838+90%

97▼13Lawrence County, ILIL13,79037−66%

98▼2Scott County, ILIL4,86637−14%

99▼6Henderson County, ILIL5,98434−45%

100▼2Calhoun County, ILIL4,30022−57%

101Pulaski County, ILIL4,82012+100%

102Alexander County, ILIL4,57011−78%

SHOWING 1–102 OF 102

Download CSV (full list, 102 rows)

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