RANKING · 2020 CENSUS · 99 SHOWN OF 99

Highest Norwegian population share, Illinois counties · 2020

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, ILIL54,0525.7%–

02Boone County, ILIL53,5684.6%–

03LaSalle County, ILIL107,7734.4%–

04DeKalb County, ILIL101,8354.1%–

05Ogle County, ILIL51,3993.8%–

06Winnebago County, ILIL283,6743.2%–

07Kendall County, ILIL145,4703.0%–

08McHenry County, ILIL317,7512.4%–

09Jo Daviess County, ILIL21,5942.3%–

10Stephenson County, ILIL43,2202.2%–

11Lee County, ILIL32,9142.0%–

12Kane County, ILIL525,7571.8%–

13Putnam County, ILIL5,6191.7%–

14Livingston County, ILIL35,0571.6%–

15Rock Island County, ILIL141,8691.6%–

16Lake County, ILIL719,3391.6%–

17DuPage County, ILIL934,2981.5%–

18Woodford County, ILIL38,1111.4%–

19Bureau County, ILIL32,5101.4%–

20Piatt County, ILIL16,7911.3%–

21McLean County, ILIL171,4191.3%–

22Whiteside County, ILIL54,1211.2%–

23Henry County, ILIL48,0951.2%–

24Hancock County, ILIL16,8031.2%–

25Warren County, ILIL16,2221.1%–

26Carroll County, ILIL15,4191.1%–

27Ford County, ILIL13,2161.1%–

28Knox County, ILIL47,7671.0%–

29McDonough County, ILIL25,9161.0%–

30Tazewell County, ILIL130,0491.0%–

31Will County, ILIL712,2531.0%–

32Henderson County, ILIL5,9840.9%–

33Champaign County, ILIL209,9720.9%–

34Douglas County, ILIL19,8800.9%–

35Iroquois County, ILIL26,1500.9%–

36Kankakee County, ILIL105,5250.9%–

37De Witt County, ILIL15,1180.8%–

38Schuyler County, ILIL6,6570.8%–

39Stark County, ILIL5,3190.8%–

40Peoria County, ILIL178,5530.8%–

41Sangamon County, ILIL194,1700.8%–

42Vermilion County, ILIL71,2590.8%–

43Jackson County, ILIL52,5010.8%–

44Cook County, ILIL5,194,6250.7%–

45Richland County, ILIL15,2190.7%–

46Fulton County, ILIL32,9010.7%–

47Adams County, ILIL64,2670.7%–

48Mercer County, ILIL15,2290.7%–

49Williamson County, ILIL67,2250.7%–

50Morgan County, ILIL32,5150.6%–

51Crawford County, ILIL18,6480.6%–

52Mason County, ILIL12,4110.6%–

53Washington County, ILIL13,5640.6%–

54Wabash County, ILIL10,9070.6%–

55Clinton County, ILIL37,1280.6%–

56Macon County, ILIL99,3000.6%–

57Menard County, ILIL11,8630.6%–

58Edwards County, ILIL5,8980.6%–

59Hamilton County, ILIL7,8590.6%–

60Marshall County, ILIL11,4730.6%–

61Madison County, ILIL263,1100.6%–

62St. Clair County, ILIL250,7080.6%–

63Christian County, ILIL33,4430.5%–

64Union County, ILIL16,6560.5%–

65Lawrence County, ILIL13,7900.5%–

66Monroe County, ILIL34,8400.5%–

67Wayne County, ILIL15,8820.5%–

68Pike County, ILIL14,2310.5%–

69Coles County, ILIL46,6070.5%–

70Bond County, ILIL16,9590.5%–

71Pope County, ILIL3,6720.5%–

72Franklin County, ILIL36,9160.4%–

73Logan County, ILIL27,1820.4%–

74Effingham County, ILIL34,5190.4%–

75Fayette County, ILIL20,7900.4%–

76Jasper County, ILIL9,0320.4%–

77Cumberland County, ILIL10,2080.4%–

78Jersey County, ILIL21,1600.3%–

79Shelby County, ILIL20,5760.3%–

80Clark County, ILIL15,1140.3%–

81Perry County, ILIL20,1600.3%–

82Jefferson County, ILIL36,1470.3%–

83Johnson County, ILIL13,3630.3%–

84Montgomery County, ILIL28,0760.3%–

85Massac County, ILIL13,5020.3%–

86Marion County, ILIL36,3820.2%–

87White County, ILIL13,2500.2%–

88Gallatin County, ILIL4,6160.2%–

89Randolph County, ILIL29,9210.2%–

90Scott County, ILIL4,8660.2%–

91Edgar County, ILIL16,3230.2%–

92Macoupin County, ILIL43,7480.2%–

93Hardin County, ILIL3,5880.2%–

94Moultrie County, ILIL14,3710.1%–

95Brown County, ILIL6,4010.1%–

96Greene County, ILIL11,3130.1%–

97Saline County, ILIL22,7720.1%–

98Clay County, ILIL12,7930.1%–

99Cass County, ILIL12,4630.1%–

SHOWING 1–99 OF 99

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