RANKING · 2010 CENSUS · 96 SHOWN OF 96

Highest British population share, Illinois counties · 2010

Illinois counties ranked by the share of all residents who are British ancestry (2010 American Community Survey). A concentration measure: British residents as a percentage of total population. This list covers the 96 counties in Illinois that qualify, ranked against each other statewide. The median across all 96 is 0.3%.

British 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

RANKPLACESTATEPOPBRITISH SHAREVS –

01Schuyler County, ILIL6,6571.5%–

02Clay County, ILIL12,7930.9%–

03De Witt County, ILIL15,1180.9%–

04Union County, ILIL16,6560.8%–

05DuPage County, ILIL934,2980.6%–

06Edgar County, ILIL16,3230.6%–

07Champaign County, ILIL209,9720.6%–

08Perry County, ILIL20,1600.6%–

09Williamson County, ILIL67,2250.5%–

10Menard County, ILIL11,8630.5%–

11Johnson County, ILIL13,3630.5%–

12Mason County, ILIL12,4110.5%–

13Shelby County, ILIL20,5760.4%–

14Fayette County, ILIL20,7900.4%–

15Coles County, ILIL46,6070.4%–

16Cass County, ILIL12,4630.4%–

17McLean County, ILIL171,4190.4%–

18Clinton County, ILIL37,1280.4%–

19Piatt County, ILIL16,7910.4%–

20Sangamon County, ILIL194,1700.4%–

21Knox County, ILIL47,7670.4%–

22DeKalb County, ILIL101,8350.4%–

23Lake County, ILIL719,3390.4%–

24Pope County, ILIL3,6720.4%–

25Stark County, ILIL5,3190.4%–

26Logan County, ILIL27,1820.4%–

27McDonough County, ILIL25,9160.4%–

28Randolph County, ILIL29,9210.3%–

29Adams County, ILIL64,2670.3%–

30Peoria County, ILIL178,5530.3%–

31St. Clair County, ILIL250,7080.3%–

32Morgan County, ILIL32,5150.3%–

33Kendall County, ILIL145,4700.3%–

34McHenry County, ILIL317,7510.3%–

35Warren County, ILIL16,2220.3%–

36Gallatin County, ILIL4,6160.3%–

37Tazewell County, ILIL130,0490.3%–

38Marion County, ILIL36,3820.3%–

39Franklin County, ILIL36,9160.3%–

40Rock Island County, ILIL141,8690.3%–

41Winnebago County, ILIL283,6740.3%–

42Madison County, ILIL263,1100.3%–

43Kane County, ILIL525,7570.3%–

44Iroquois County, ILIL26,1500.3%–

45Macon County, ILIL99,3000.3%–

46Jo Daviess County, ILIL21,5940.3%–

47Montgomery County, ILIL28,0760.3%–

48Will County, ILIL712,2530.3%–

49Boone County, ILIL53,5680.3%–

50Christian County, ILIL33,4430.3%–

51Ford County, ILIL13,2160.3%–

52Effingham County, ILIL34,5190.3%–

53Woodford County, ILIL38,1110.3%–

54Richland County, ILIL15,2190.3%–

55Whiteside County, ILIL54,1210.2%–

56Vermilion County, ILIL71,2590.2%–

57Jackson County, ILIL52,5010.2%–

58Grundy County, ILIL54,0520.2%–

59Wayne County, ILIL15,8820.2%–

60Greene County, ILIL11,3130.2%–

61LaSalle County, ILIL107,7730.2%–

62Kankakee County, ILIL105,5250.2%–

63Livingston County, ILIL35,0570.2%–

64Cook County, ILIL5,194,6250.2%–

65Clark County, ILIL15,1140.2%–

66Scott County, ILIL4,8660.2%–

67Marshall County, ILIL11,4730.2%–

68Crawford County, ILIL18,6480.2%–

69Fulton County, ILIL32,9010.2%–

70Bond County, ILIL16,9590.2%–

71Calhoun County, ILIL4,3000.2%–

72Carroll County, ILIL15,4190.2%–

73Edwards County, ILIL5,8980.2%–

74Saline County, ILIL22,7720.2%–

75Lee County, ILIL32,9140.2%–

76Lawrence County, ILIL13,7900.2%–

77Bureau County, ILIL32,5100.2%–

78Moultrie County, ILIL14,3710.2%–

79Stephenson County, ILIL43,2200.2%–

80Jasper County, ILIL9,0320.2%–

81Henry County, ILIL48,0950.1%–

82Mercer County, ILIL15,2290.1%–

83White County, ILIL13,2500.1%–

84Ogle County, ILIL51,3990.1%–

85Douglas County, ILIL19,8800.1%–

86Hancock County, ILIL16,8030.1%–

87Macoupin County, ILIL43,7480.1%–

88Putnam County, ILIL5,6190.1%–

89Monroe County, ILIL34,8400.1%–

90Henderson County, ILIL5,9840.1%–

91Jefferson County, ILIL36,1470.1%–

92Wabash County, ILIL10,9070.1%–

93Jersey County, ILIL21,1600.1%–

94Massac County, ILIL13,5020.1%–

95Pulaski County, ILIL4,8200.0%–

96Washington County, ILIL13,5640.0%–

SHOWING 1–96 OF 96

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