RANKING · 2020 CENSUS · 98 SHOWN OF 98

Highest British population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are British ancestry (2020 American Community Survey). A concentration measure: British residents as a percentage of total population. This list covers the 98 counties in Illinois that qualify, ranked against each other statewide. The median across all 98 is 0.5%.

British Americans: full group profile →

IllinoisAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPBRITISH SHAREVS 2010

01Schuyler County, ILIL6,6571.4%−0.1 pts

02Piatt County, ILIL16,7911.1%+0.7 pts

03Logan County, ILIL27,1821.0%+0.6 pts

04De Witt County, ILIL15,1181.0%+0.1 pts

05Christian County, ILIL33,4431.0%+0.7 pts

06Sangamon County, ILIL194,1700.9%+0.5 pts

07Woodford County, ILIL38,1110.9%+0.6 pts

08Wabash County, ILIL10,9070.9%+0.8 pts

09Whiteside County, ILIL54,1210.9%+0.6 pts

10Scott County, ILIL4,8660.8%+0.6 pts

11Jo Daviess County, ILIL21,5940.8%+0.6 pts

12Fayette County, ILIL20,7900.8%+0.4 pts

13Champaign County, ILIL209,9720.8%+0.2 pts

14Peoria County, ILIL178,5530.8%+0.5 pts

15Macon County, ILIL99,3000.8%+0.5 pts

16Moultrie County, ILIL14,3710.7%+0.6 pts

17Stark County, ILIL5,3190.7%+0.3 pts

18Crawford County, ILIL18,6480.7%+0.5 pts

19Henry County, ILIL48,0950.7%+0.5 pts

20Livingston County, ILIL35,0570.7%+0.5 pts

21Stephenson County, ILIL43,2200.7%+0.5 pts

22Jefferson County, ILIL36,1470.6%+0.6 pts

23Jackson County, ILIL52,5010.6%+0.4 pts

24Mason County, ILIL12,4110.6%+0.1 pts

25Franklin County, ILIL36,9160.6%+0.3 pts

26Clark County, ILIL15,1140.6%+0.4 pts

27Calhoun County, ILIL4,3000.6%+0.4 pts

28Jersey County, ILIL21,1600.6%+0.5 pts

29Richland County, ILIL15,2190.6%+0.3 pts

30Rock Island County, ILIL141,8690.6%+0.3 pts

31Williamson County, ILIL67,2250.5%0.0 pts

32McHenry County, ILIL317,7510.5%+0.2 pts

33Lake County, ILIL719,3390.5%+0.2 pts

34Marion County, ILIL36,3820.5%+0.2 pts

35Randolph County, ILIL29,9210.5%+0.2 pts

36Madison County, ILIL263,1100.5%+0.2 pts

37Washington County, ILIL13,5640.5%+0.5 pts

38White County, ILIL13,2500.5%+0.4 pts

39McLean County, ILIL171,4190.5%+0.1 pts

40Edgar County, ILIL16,3230.5%−0.1 pts

41Pike County, ILIL14,2310.5%–

42Hancock County, ILIL16,8030.5%+0.4 pts

43Montgomery County, ILIL28,0760.5%+0.2 pts

44Coles County, ILIL46,6070.5%+0.1 pts

45Marshall County, ILIL11,4730.5%+0.3 pts

46DeKalb County, ILIL101,8350.5%+0.1 pts

47Boone County, ILIL53,5680.5%+0.2 pts

48Gallatin County, ILIL4,6160.5%+0.2 pts

49Winnebago County, ILIL283,6740.5%+0.2 pts

50DuPage County, ILIL934,2980.5%−0.2 pts

51Adams County, ILIL64,2670.4%+0.1 pts

52St. Clair County, ILIL250,7080.4%+0.1 pts

53Clay County, ILIL12,7930.4%−0.5 pts

54Tazewell County, ILIL130,0490.4%+0.1 pts

55Vermilion County, ILIL71,2590.4%+0.2 pts

56Macoupin County, ILIL43,7480.4%+0.3 pts

57McDonough County, ILIL25,9160.4%0.0 pts

58Perry County, ILIL20,1600.4%−0.2 pts

59Ogle County, ILIL51,3990.4%+0.2 pts

60Kendall County, ILIL145,4700.4%+0.1 pts

61Monroe County, ILIL34,8400.4%+0.3 pts

62Wayne County, ILIL15,8820.4%+0.2 pts

63Bond County, ILIL16,9590.4%+0.2 pts

64Kane County, ILIL525,7570.4%+0.1 pts

65Massac County, ILIL13,5020.3%+0.3 pts

66Iroquois County, ILIL26,1500.3%+0.1 pts

67Saline County, ILIL22,7720.3%+0.2 pts

68Kankakee County, ILIL105,5250.3%+0.1 pts

69Union County, ILIL16,6560.3%−0.5 pts

70Fulton County, ILIL32,9010.3%+0.1 pts

71Johnson County, ILIL13,3630.3%−0.2 pts

72Edwards County, ILIL5,8980.3%+0.1 pts

73Will County, ILIL712,2530.3%0.0 pts

74Knox County, ILIL47,7670.3%−0.1 pts

75Cook County, ILIL5,194,6250.3%+0.1 pts

76Morgan County, ILIL32,5150.3%0.0 pts

77Clinton County, ILIL37,1280.3%−0.1 pts

78Cumberland County, ILIL10,2080.3%–

79Menard County, ILIL11,8630.3%−0.2 pts

80Effingham County, ILIL34,5190.3%0.0 pts

81Brown County, ILIL6,4010.3%–

82Lee County, ILIL32,9140.3%+0.1 pts

83LaSalle County, ILIL107,7730.2%0.0 pts

84Shelby County, ILIL20,5760.2%−0.2 pts

85Grundy County, ILIL54,0520.2%0.0 pts

86Warren County, ILIL16,2220.2%−0.1 pts

87Hamilton County, ILIL7,8590.2%–

88Ford County, ILIL13,2160.2%0.0 pts

89Cass County, ILIL12,4630.2%−0.2 pts

90Lawrence County, ILIL13,7900.2%0.0 pts

91Douglas County, ILIL19,8800.2%+0.1 pts

92Mercer County, ILIL15,2290.2%0.0 pts

93Bureau County, ILIL32,5100.2%0.0 pts

94Greene County, ILIL11,3130.2%0.0 pts

95Putnam County, ILIL5,6190.1%+0.1 pts

96Henderson County, ILIL5,9840.1%0.0 pts

97Carroll County, ILIL15,4190.1%−0.1 pts

98Pulaski County, ILIL4,8200.0%0.0 pts

SHOWING 1–98 OF 98

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