RANKING · 2024 ACS · 97 SHOWN OF 97

Highest British population share, Illinois counties

Illinois counties ranked by the share of all residents who are British ancestry (2024 American Community Survey). A concentration measure: British residents as a percentage of total population. This list covers the 97 counties in Illinois that qualify, ranked against each other statewide.

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IllinoisAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPBRITISH SHAREVS 2010

01Calhoun County, ILIL4,3001.4%+1.2 pts

02Livingston County, ILIL35,0570.9%+0.7 pts

03Stark County, ILIL5,3190.8%+0.5 pts

04Lee County, ILIL32,9140.7%+0.5 pts

05Franklin County, ILIL36,9160.6%+0.3 pts

06Fayette County, ILIL20,7900.6%+0.2 pts

07Randolph County, ILIL29,9210.6%+0.2 pts

08Saline County, ILIL22,7720.5%+0.4 pts

09Iroquois County, ILIL26,1500.5%+0.2 pts

10Christian County, ILIL33,4430.5%+0.2 pts

11Grundy County, ILIL54,0520.4%+0.2 pts

12Clay County, ILIL12,7930.4%−0.5 pts

13Washington County, ILIL13,5640.4%+0.4 pts

14Stephenson County, ILIL43,2200.4%+0.3 pts

15Moultrie County, ILIL14,3710.4%+0.3 pts

16Monroe County, ILIL34,8400.4%+0.4 pts

17Kendall County, ILIL145,4700.4%+0.1 pts

18Jefferson County, ILIL36,1470.4%+0.3 pts

19Massac County, ILIL13,5020.4%+0.3 pts

20Johnson County, ILIL13,3630.4%−0.1 pts

21Tazewell County, ILIL130,0490.4%+0.1 pts

22Richland County, ILIL15,2190.4%+0.1 pts

23Ogle County, ILIL51,3990.4%+0.2 pts

24Williamson County, ILIL67,2250.4%−0.1 pts

25Champaign County, ILIL209,9720.4%−0.2 pts

26Schuyler County, ILIL6,6570.4%−1.2 pts

27Sangamon County, ILIL194,1700.3%−0.0 pts

28Whiteside County, ILIL54,1210.3%+0.1 pts

29McHenry County, ILIL317,7510.3%+0.0 pts

30Bond County, ILIL16,9590.3%+0.1 pts

31Piatt County, ILIL16,7910.3%−0.1 pts

32DuPage County, ILIL934,2980.3%−0.3 pts

33Crawford County, ILIL18,6480.3%+0.1 pts

34Gallatin County, ILIL4,6160.3%+0.0 pts

35Douglas County, ILIL19,8800.3%+0.2 pts

36Henry County, ILIL48,0950.3%+0.1 pts

37Hamilton County, ILIL7,8590.3%–

38Lake County, ILIL719,3390.3%−0.1 pts

39Boone County, ILIL53,5680.3%+0.0 pts

40Logan County, ILIL27,1820.3%−0.1 pts

41McDonough County, ILIL25,9160.3%−0.1 pts

42De Witt County, ILIL15,1180.3%−0.6 pts

43St. Clair County, ILIL250,7080.3%−0.1 pts

44Woodford County, ILIL38,1110.3%+0.0 pts

45Cumberland County, ILIL10,2080.3%–

46Vermilion County, ILIL71,2590.2%+0.0 pts

47Marion County, ILIL36,3820.2%−0.0 pts

48Peoria County, ILIL178,5530.2%−0.1 pts

49Fulton County, ILIL32,9010.2%+0.0 pts

50Pike County, ILIL14,2310.2%–

51Adams County, ILIL64,2670.2%−0.1 pts

52Wabash County, ILIL10,9070.2%+0.2 pts

53Jackson County, ILIL52,5010.2%+0.0 pts

54Macoupin County, ILIL43,7480.2%+0.1 pts

55White County, ILIL13,2500.2%+0.1 pts

56Cook County, ILIL5,194,6250.2%+0.0 pts

57McLean County, ILIL171,4190.2%−0.2 pts

58Madison County, ILIL263,1100.2%−0.1 pts

59Edwards County, ILIL5,8980.2%+0.0 pts

60DeKalb County, ILIL101,8350.2%−0.2 pts

61Knox County, ILIL47,7670.2%−0.2 pts

62Shelby County, ILIL20,5760.2%−0.2 pts

63Clinton County, ILIL37,1280.2%−0.2 pts

64Hancock County, ILIL16,8030.2%+0.1 pts

65Rock Island County, ILIL141,8690.2%−0.1 pts

66Macon County, ILIL99,3000.2%−0.1 pts

67Edgar County, ILIL16,3230.2%−0.4 pts

68Will County, ILIL712,2530.2%−0.1 pts

69Mason County, ILIL12,4110.2%−0.3 pts

70Kane County, ILIL525,7570.2%−0.1 pts

71Kankakee County, ILIL105,5250.2%−0.0 pts

72Winnebago County, ILIL283,6740.2%−0.1 pts

73Perry County, ILIL20,1600.2%−0.4 pts

74Ford County, ILIL13,2160.1%−0.1 pts

75Henderson County, ILIL5,9840.1%+0.1 pts

76Montgomery County, ILIL28,0760.1%−0.1 pts

77Coles County, ILIL46,6070.1%−0.3 pts

78Jo Daviess County, ILIL21,5940.1%−0.1 pts

79Effingham County, ILIL34,5190.1%−0.1 pts

80Carroll County, ILIL15,4190.1%−0.1 pts

81LaSalle County, ILIL107,7730.1%−0.1 pts

82Warren County, ILIL16,2220.1%−0.2 pts

83Pulaski County, ILIL4,8200.1%+0.1 pts

84Marshall County, ILIL11,4730.1%−0.1 pts

85Bureau County, ILIL32,5100.1%−0.1 pts

86Brown County, ILIL6,4010.1%–

87Clark County, ILIL15,1140.1%−0.1 pts

88Jersey County, ILIL21,1600.1%+0.0 pts

89Union County, ILIL16,6560.1%−0.7 pts

90Scott County, ILIL4,8660.1%−0.1 pts

91Lawrence County, ILIL13,7900.0%−0.1 pts

92Greene County, ILIL11,3130.0%−0.2 pts

93Mercer County, ILIL15,2290.0%−0.1 pts

94Morgan County, ILIL32,5150.0%−0.3 pts

95Putnam County, ILIL5,6190.0%−0.1 pts

96Wayne County, ILIL15,8820.0%−0.2 pts

97Cass County, ILIL12,4630.0%−0.4 pts

SHOWING 1–97 OF 97

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES