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. The median across all 97 is 0.2%. Biggest climber in the top 100 since 2020: Lee County, IL, up 78 places to #4.

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IllinoisAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPBRITISH SHAREVS 2010

01▲26Calhoun County, ILIL4,3001.4%+1.2 pts

02▲18Livingston County, ILIL35,0570.9%+0.7 pts

03▲14Stark County, ILIL5,3190.8%+0.5 pts

04▲78Lee County, ILIL32,9140.7%+0.5 pts

05▲20Franklin County, ILIL36,9160.6%+0.3 pts

06▲6Fayette County, ILIL20,7900.6%+0.2 pts

07▲28Randolph County, ILIL29,9210.6%+0.2 pts

08▲59Saline County, ILIL22,7720.5%+0.4 pts

09▲57Iroquois County, ILIL26,1500.5%+0.2 pts

10▼5Christian County, ILIL33,4430.5%+0.2 pts

11▲74Grundy County, ILIL54,0520.4%+0.2 pts

12▲41Clay County, ILIL12,7930.4%−0.5 pts

13▲24Washington County, ILIL13,5640.4%+0.4 pts

14▲7Stephenson County, ILIL43,2200.4%+0.3 pts

15▲1Moultrie County, ILIL14,3710.4%+0.3 pts

16▲45Monroe County, ILIL34,8400.4%+0.4 pts

17▲43Kendall County, ILIL145,4700.4%+0.1 pts

18▲4Jefferson County, ILIL36,1470.4%+0.3 pts

19▲46Massac County, ILIL13,5020.4%+0.3 pts

20▲51Johnson County, ILIL13,3630.4%−0.1 pts

21▲33Tazewell County, ILIL130,0490.4%+0.1 pts

22▲7Richland County, ILIL15,2190.4%+0.1 pts

23▲36Ogle County, ILIL51,3990.4%+0.2 pts

24▲7Williamson County, ILIL67,2250.4%−0.1 pts

25▼12Champaign County, ILIL209,9720.4%−0.2 pts

26▼25Schuyler County, ILIL6,6570.4%−1.2 pts

27▼21Sangamon County, ILIL194,1700.3%0.0 pts

28▼19Whiteside County, ILIL54,1210.3%+0.1 pts

29▲3McHenry County, ILIL317,7510.3%0.0 pts

30▲33Bond County, ILIL16,9590.3%+0.1 pts

31▼29Piatt County, ILIL16,7910.3%−0.1 pts

32▲18DuPage County, ILIL934,2980.3%−0.3 pts

33▼15Crawford County, ILIL18,6480.3%+0.1 pts

34▲14Gallatin County, ILIL4,6160.3%0.0 pts

35▲56Douglas County, ILIL19,8800.3%+0.2 pts

36▼17Henry County, ILIL48,0950.3%+0.1 pts

37▲50Hamilton County, ILIL7,8590.3%–

38▼5Lake County, ILIL719,3390.3%−0.1 pts

39▲8Boone County, ILIL53,5680.3%0.0 pts

40▼37Logan County, ILIL27,1820.3%−0.1 pts

41▲16McDonough County, ILIL25,9160.3%−0.1 pts

42▼38De Witt County, ILIL15,1180.3%−0.6 pts

43▲9St. Clair County, ILIL250,7080.3%−0.1 pts

44▼37Woodford County, ILIL38,1110.3%0.0 pts

45▲33Cumberland County, ILIL10,2080.3%–

46▲9Vermilion County, ILIL71,2590.2%0.0 pts

47▼13Marion County, ILIL36,3820.2%0.0 pts

48▼34Peoria County, ILIL178,5530.2%−0.1 pts

49▲21Fulton County, ILIL32,9010.2%0.0 pts

50▼9Pike County, ILIL14,2310.2%–

51Adams County, ILIL64,2670.2%−0.1 pts

52▼44Wabash County, ILIL10,9070.2%+0.2 pts

53▼30Jackson County, ILIL52,5010.2%0.0 pts

54▲2Macoupin County, ILIL43,7480.2%+0.1 pts

55▼17White County, ILIL13,2500.2%+0.1 pts

56▲19Cook County, ILIL5,194,6250.2%0.0 pts

57▼18McLean County, ILIL171,4190.2%−0.2 pts

58▼22Madison County, ILIL263,1100.2%−0.1 pts

59▲13Edwards County, ILIL5,8980.2%0.0 pts

60▼14DeKalb County, ILIL101,8350.2%−0.2 pts

61▲13Knox County, ILIL47,7670.2%−0.2 pts

62▲22Shelby County, ILIL20,5760.2%−0.2 pts

63▲14Clinton County, ILIL37,1280.2%−0.2 pts

64▼22Hancock County, ILIL16,8030.2%+0.1 pts

65▼35Rock Island County, ILIL141,8690.2%−0.1 pts

66▼51Macon County, ILIL99,3000.2%−0.1 pts

67▼27Edgar County, ILIL16,3230.2%−0.4 pts

68▲5Will County, ILIL712,2530.2%−0.1 pts

69▼45Mason County, ILIL12,4110.2%−0.3 pts

70▼6Kane County, ILIL525,7570.2%−0.1 pts

71▼3Kankakee County, ILIL105,5250.2%0.0 pts

72▼23Winnebago County, ILIL283,6740.2%−0.1 pts

73▼15Perry County, ILIL20,1600.2%−0.4 pts

74▲14Ford County, ILIL13,2160.1%−0.1 pts

75▲21Henderson County, ILIL5,9840.1%+0.1 pts

76▼33Montgomery County, ILIL28,0760.1%−0.1 pts

77▼33Coles County, ILIL46,6070.1%−0.3 pts

78▼67Jo Daviess County, ILIL21,5940.1%−0.1 pts

79▲1Effingham County, ILIL34,5190.1%−0.1 pts

80▲17Carroll County, ILIL15,4190.1%−0.1 pts

81▲2LaSalle County, ILIL107,7730.1%−0.1 pts

82▲4Warren County, ILIL16,2220.1%−0.2 pts

83▲15Pulaski County, ILIL4,8200.1%+0.1 pts

84▼39Marshall County, ILIL11,4730.1%−0.1 pts

85▲8Bureau County, ILIL32,5100.1%−0.1 pts

86▼5Brown County, ILIL6,4010.1%–

87▼61Clark County, ILIL15,1140.1%−0.1 pts

88▼60Jersey County, ILIL21,1600.1%0.0 pts

89▼20Union County, ILIL16,6560.1%−0.7 pts

90▼80Scott County, ILIL4,8660.1%−0.1 pts

91▼1Lawrence County, ILIL13,7900.0%−0.1 pts

92▲2Greene County, ILIL11,3130.0%−0.2 pts

93▼1Mercer County, ILIL15,2290.0%−0.1 pts

94▼18Morgan County, ILIL32,5150.0%−0.3 pts

95Putnam County, ILIL5,6190.0%−0.1 pts

96▼34Wayne County, ILIL15,8820.0%−0.2 pts

97▼8Cass County, ILIL12,4630.0%−0.4 pts

SHOWING 1–97 OF 97

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES