RANKING · 2020 CENSUS · 90 SHOWN OF 90

Largest Danish population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are Danish ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 90 counties in Illinois that qualify, ranked against each other statewide.

Danish Americans: full group profile →

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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

RANKPLACESTATEPOPDANISH POPULATIONVS 2010

01Cook County, ILIL5,194,62513,497−7%

02DuPage County, ILIL934,2984,099−30%

03Lake County, ILIL719,3393,897−28%

04Kane County, ILIL525,7572,702−22%

05McHenry County, ILIL317,7512,315−2%

06Will County, ILIL712,2532,236−24%

07Winnebago County, ILIL283,6741,573−24%

08McLean County, ILIL171,419923+29%

09Kankakee County, ILIL105,525821−7%

10DeKalb County, ILIL101,835816−17%

11Kendall County, ILIL145,470666+45%

12LaSalle County, ILIL107,773598+1%

13Tazewell County, ILIL130,049565+9%

14Rock Island County, ILIL141,869545−35%

15Sangamon County, ILIL194,170538+3%

16Madison County, ILIL263,110483−8%

17Whiteside County, ILIL54,121459−17%

18St. Clair County, ILIL250,708420−46%

19Peoria County, ILIL178,553420−40%

20Champaign County, ILIL209,972397−41%

21Livingston County, ILIL35,057311−48%

22Boone County, ILIL53,568285−35%

23Grundy County, ILIL54,052283−50%

24Ogle County, ILIL51,399281−41%

25Bureau County, ILIL32,510273−27%

26Stephenson County, ILIL43,220247+10%

27Macon County, ILIL99,300246+17%

28Henry County, ILIL48,095241−12%

29Iroquois County, ILIL26,150202−30%

30Woodford County, ILIL38,111171−19%

31Jo Daviess County, ILIL21,594159−5%

32Williamson County, ILIL67,225158−41%

33Lee County, ILIL32,914132−40%

34Adams County, ILIL64,267126−40%

35Monroe County, ILIL34,840124+148%

36Coles County, ILIL46,607122+30%

37Morgan County, ILIL32,515120+40%

38Jackson County, ILIL52,501104−61%

39Putnam County, ILIL5,61992+39%

40Knox County, ILIL47,76786−66%

41Wabash County, ILIL10,90777+353%

42Christian County, ILIL33,44375+60%

43McDonough County, ILIL25,91670−38%

44Jefferson County, ILIL36,14765−7%

45Carroll County, ILIL15,41960−63%

46Effingham County, ILIL34,51956+93%

47Fulton County, ILIL32,90154−36%

48Hancock County, ILIL16,80354+125%

49Vermilion County, ILIL71,25952−49%

50Jersey County, ILIL21,16051−19%

51Marion County, ILIL36,38248+50%

52Marshall County, ILIL11,47346−6%

53Menard County, ILIL11,86345−39%

54Ford County, ILIL13,21644−53%

55Warren County, ILIL16,22243−74%

56Franklin County, ILIL36,91640−22%

57Mercer County, ILIL15,22936−49%

58Randolph County, ILIL29,92134+26%

59Macoupin County, ILIL43,74832−79%

60De Witt County, ILIL15,11828−7%

61Edgar County, ILIL16,32328−24%

62Logan County, ILIL27,18227−53%

63Shelby County, ILIL20,57627+17%

64Schuyler County, ILIL6,65724+700%

65Pope County, ILIL3,67223–

66Crawford County, ILIL18,64822+47%

67Hardin County, ILIL3,58821+40%

68Stark County, ILIL5,31921+950%

69Washington County, ILIL13,56419−27%

70Clay County, ILIL12,79318−62%

71Greene County, ILIL11,31318−28%

72Clinton County, ILIL37,12816−91%

73Henderson County, ILIL5,98415−71%

74Johnson County, ILIL13,36314−73%

75Pike County, ILIL14,23114−22%

76Wayne County, ILIL15,88213+225%

77Mason County, ILIL12,4119−81%

78Cass County, ILIL12,4638+60%

79Richland County, ILIL15,2197−36%

80Brown County, ILIL6,4016–

81Moultrie County, ILIL14,3716−73%

82Piatt County, ILIL16,7916−84%

83Union County, ILIL16,6566−92%

84Clark County, ILIL15,1145−81%

85Montgomery County, ILIL28,0764−69%

86Bond County, ILIL16,9593−92%

87Douglas County, ILIL19,8803−93%

88Fayette County, ILIL20,7902−95%

89Alexander County, ILIL4,5701−75%

90Gallatin County, ILIL4,6161–

SHOWING 1–90 OF 90

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