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 (2023 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.

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

RANKPLACESTATEPOPBRITISH SHAREVS 2000

01Schuyler County, ILIL6,6571.4%–

02Piatt County, ILIL16,7911.1%–

03Logan County, ILIL27,1821.0%–

04De Witt County, ILIL15,1181.0%–

05Christian County, ILIL33,4431.0%–

06Sangamon County, ILIL194,1700.9%–

07Woodford County, ILIL38,1110.9%–

08Wabash County, ILIL10,9070.9%–

09Whiteside County, ILIL54,1210.9%–

10Scott County, ILIL4,8660.8%–

11Jo Daviess County, ILIL21,5940.8%–

12Fayette County, ILIL20,7900.8%–

13Champaign County, ILIL209,9720.8%–

14Peoria County, ILIL178,5530.8%–

15Macon County, ILIL99,3000.8%–

16Moultrie County, ILIL14,3710.7%–

17Stark County, ILIL5,3190.7%–

18Crawford County, ILIL18,6480.7%–

19Henry County, ILIL48,0950.7%–

20Livingston County, ILIL35,0570.7%–

21Stephenson County, ILIL43,2200.7%–

22Jefferson County, ILIL36,1470.6%–

23Jackson County, ILIL52,5010.6%–

24Mason County, ILIL12,4110.6%–

25Franklin County, ILIL36,9160.6%–

26Clark County, ILIL15,1140.6%–

27Calhoun County, ILIL4,3000.6%–

28Jersey County, ILIL21,1600.6%–

29Richland County, ILIL15,2190.6%–

30Rock Island County, ILIL141,8690.6%–

31Williamson County, ILIL67,2250.5%–

32McHenry County, ILIL317,7510.5%–

33Lake County, ILIL719,3390.5%–

34Marion County, ILIL36,3820.5%–

35Randolph County, ILIL29,9210.5%–

36Madison County, ILIL263,1100.5%–

37Washington County, ILIL13,5640.5%–

38White County, ILIL13,2500.5%–

39McLean County, ILIL171,4190.5%–

40Edgar County, ILIL16,3230.5%–

41Pike County, ILIL14,2310.5%–

42Hancock County, ILIL16,8030.5%–

43Montgomery County, ILIL28,0760.5%–

44Coles County, ILIL46,6070.5%–

45Marshall County, ILIL11,4730.5%–

46DeKalb County, ILIL101,8350.5%–

47Boone County, ILIL53,5680.5%–

48Gallatin County, ILIL4,6160.5%–

49Winnebago County, ILIL283,6740.5%–

50DuPage County, ILIL934,2980.5%–

51Adams County, ILIL64,2670.4%–

52St. Clair County, ILIL250,7080.4%–

53Clay County, ILIL12,7930.4%–

54Tazewell County, ILIL130,0490.4%–

55Vermilion County, ILIL71,2590.4%–

56Macoupin County, ILIL43,7480.4%–

57McDonough County, ILIL25,9160.4%–

58Perry County, ILIL20,1600.4%–

59Ogle County, ILIL51,3990.4%–

60Kendall County, ILIL145,4700.4%–

61Monroe County, ILIL34,8400.4%–

62Wayne County, ILIL15,8820.4%–

63Bond County, ILIL16,9590.4%–

64Kane County, ILIL525,7570.4%–

65Massac County, ILIL13,5020.3%–

66Iroquois County, ILIL26,1500.3%–

67Saline County, ILIL22,7720.3%–

68Kankakee County, ILIL105,5250.3%–

69Union County, ILIL16,6560.3%–

70Fulton County, ILIL32,9010.3%–

71Johnson County, ILIL13,3630.3%–

72Edwards County, ILIL5,8980.3%–

73Will County, ILIL712,2530.3%–

74Knox County, ILIL47,7670.3%–

75Cook County, ILIL5,194,6250.3%–

76Morgan County, ILIL32,5150.3%–

77Clinton County, ILIL37,1280.3%–

78Cumberland County, ILIL10,2080.3%–

79Menard County, ILIL11,8630.3%–

80Effingham County, ILIL34,5190.3%–

81Brown County, ILIL6,4010.3%–

82Lee County, ILIL32,9140.3%–

83LaSalle County, ILIL107,7730.2%–

84Shelby County, ILIL20,5760.2%–

85Grundy County, ILIL54,0520.2%–

86Warren County, ILIL16,2220.2%–

87Hamilton County, ILIL7,8590.2%–

88Ford County, ILIL13,2160.2%–

89Cass County, ILIL12,4630.2%–

90Lawrence County, ILIL13,7900.2%–

91Douglas County, ILIL19,8800.2%–

92Mercer County, ILIL15,2290.2%–

93Bureau County, ILIL32,5100.2%–

94Greene County, ILIL11,3130.2%–

95Putnam County, ILIL5,6190.1%–

96Henderson County, ILIL5,9840.1%–

97Carroll County, ILIL15,4190.1%–

98Pulaski County, ILIL4,8200.0%–

SHOWING 1–98 OF 98

Download CSV (full list, 98 rows)

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