RANKING · 2010 CENSUS · 99 SHOWN OF 99

Highest Norwegian population share, Illinois counties · 2010

Illinois counties ranked by the share of all residents who are Norwegian ancestry (2023 American Community Survey). A concentration measure: Norwegian residents as a percentage of total population. This list covers the 99 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

RANKPLACESTATEPOPNORWEGIAN SHAREVS 2000

01Grundy County, ILIL54,0527.1%–

02LaSalle County, ILIL107,7735.5%–

03Ogle County, ILIL51,3995.3%–

04Boone County, ILIL53,5684.8%–

05DeKalb County, ILIL101,8354.7%–

06Winnebago County, ILIL283,6743.9%–

07Kendall County, ILIL145,4703.7%–

08McHenry County, ILIL317,7513.3%–

09Stephenson County, ILIL43,2203.1%–

10Jo Daviess County, ILIL21,5942.9%–

11Lee County, ILIL32,9142.8%–

12Kane County, ILIL525,7572.3%–

13Livingston County, ILIL35,0572.3%–

14Carroll County, ILIL15,4192.0%–

15Lake County, ILIL719,3392.0%–

16DuPage County, ILIL934,2981.8%–

17Ford County, ILIL13,2161.7%–

18Brown County, ILIL6,4011.7%–

19McLean County, ILIL171,4191.6%–

20Stark County, ILIL5,3191.6%–

21Henry County, ILIL48,0951.6%–

22Rock Island County, ILIL141,8691.5%–

23Bureau County, ILIL32,5101.5%–

24Whiteside County, ILIL54,1211.5%–

25McDonough County, ILIL25,9161.4%–

26Putnam County, ILIL5,6191.4%–

27Champaign County, ILIL209,9721.3%–

28Will County, ILIL712,2531.3%–

29Mercer County, ILIL15,2291.2%–

30Tazewell County, ILIL130,0491.1%–

31Kankakee County, ILIL105,5251.1%–

32Piatt County, ILIL16,7911.1%–

33Peoria County, ILIL178,5531.1%–

34Iroquois County, ILIL26,1501.0%–

35Jackson County, ILIL52,5011.0%–

36Douglas County, ILIL19,8801.0%–

37Marshall County, ILIL11,4731.0%–

38Williamson County, ILIL67,2251.0%–

39Knox County, ILIL47,7670.9%–

40Morgan County, ILIL32,5150.9%–

41Coles County, ILIL46,6070.8%–

42Cook County, ILIL5,194,6250.8%–

43Warren County, ILIL16,2220.8%–

44Bond County, ILIL16,9590.8%–

45Mason County, ILIL12,4110.8%–

46Logan County, ILIL27,1820.8%–

47St. Clair County, ILIL250,7080.8%–

48Sangamon County, ILIL194,1700.8%–

49Woodford County, ILIL38,1110.7%–

50Macon County, ILIL99,3000.7%–

51Vermilion County, ILIL71,2590.7%–

52Cumberland County, ILIL10,2080.7%–

53Menard County, ILIL11,8630.7%–

54Clark County, ILIL15,1140.6%–

55Hancock County, ILIL16,8030.6%–

56Perry County, ILIL20,1600.6%–

57Randolph County, ILIL29,9210.6%–

58Union County, ILIL16,6560.6%–

59Fulton County, ILIL32,9010.5%–

60Adams County, ILIL64,2670.5%–

61Madison County, ILIL263,1100.5%–

62Henderson County, ILIL5,9840.5%–

63Edgar County, ILIL16,3230.5%–

64Marion County, ILIL36,3820.5%–

65Johnson County, ILIL13,3630.5%–

66De Witt County, ILIL15,1180.5%–

67Calhoun County, ILIL4,3000.5%–

68Jefferson County, ILIL36,1470.5%–

69Clinton County, ILIL37,1280.5%–

70Schuyler County, ILIL6,6570.4%–

71Saline County, ILIL22,7720.4%–

72Pulaski County, ILIL4,8200.4%–

73Macoupin County, ILIL43,7480.4%–

74Alexander County, ILIL4,5700.4%–

75Clay County, ILIL12,7930.4%–

76Monroe County, ILIL34,8400.4%–

77Effingham County, ILIL34,5190.3%–

78Montgomery County, ILIL28,0760.3%–

79Pike County, ILIL14,2310.3%–

80Washington County, ILIL13,5640.3%–

81Christian County, ILIL33,4430.3%–

82Scott County, ILIL4,8660.3%–

83Franklin County, ILIL36,9160.3%–

84Wayne County, ILIL15,8820.3%–

85Jersey County, ILIL21,1600.2%–

86White County, ILIL13,2500.2%–

87Greene County, ILIL11,3130.2%–

88Pope County, ILIL3,6720.2%–

89Shelby County, ILIL20,5760.2%–

90Edwards County, ILIL5,8980.2%–

91Moultrie County, ILIL14,3710.2%–

92Cass County, ILIL12,4630.2%–

93Richland County, ILIL15,2190.2%–

94Massac County, ILIL13,5020.1%–

95Jasper County, ILIL9,0320.1%–

96Crawford County, ILIL18,6480.1%–

97Fayette County, ILIL20,7900.1%–

98Lawrence County, ILIL13,7900.1%–

99Gallatin County, ILIL4,6160.1%–

SHOWING 1–99 OF 99

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