RANKING · 2024 ACS · 94 SHOWN OF 94

Largest British population, Iowa counties

Iowa counties ranked by the number of residents who are British ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 94 counties in Iowa that qualify, ranked against each other statewide.

IowaAll 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 POPULATIONVS 2000

01Polk County, IAIA516,5462,073–

02Linn County, IAIA232,0281,042–

03Story County, IAIA101,291711–

04Johnson County, IAIA160,044619–

05Scott County, IAIA175,259411–

06Pottawattamie County, IAIA92,996300–

07Black Hawk County, IAIA131,532267–

08Des Moines County, IAIA38,077216–

09Woodbury County, IAIA106,649181–

10Dallas County, IAIA118,457164–

11Warren County, IAIA57,331159–

12Dubuque County, IAIA99,381150–

13Wapello County, IAIA35,210148–

14Cerro Gordo County, IAIA42,372147–

15Muscatine County, IAIA41,853139–

16Benton County, IAIA26,004129–

17Marshall County, IAIA39,890129–

18Jefferson County, IAIA15,291117–

19Webster County, IAIA36,838115–

20Marion County, IAIA34,192111–

21Jasper County, IAIA38,153109–

22Poweshiek County, IAIA18,36897–

23Madison County, IAIA17,27088–

24Cedar County, IAIA18,35985–

25Washington County, IAIA22,66784–

26Clinton County, IAIA46,00277–

27Greene County, IAIA8,65876–

28Bremer County, IAIA25,29675–

29Boone County, IAIA26,79966–

30Clay County, IAIA16,20263–

31Lee County, IAIA32,30660–

32Buena Vista County, IAIA20,44956–

33Carroll County, IAIA20,30355–

34Clarke County, IAIA9,57454–

35Harrison County, IAIA14,62348–

36Butler County, IAIA14,04946–

37Dickinson County, IAIA18,07743–

38Emmet County, IAIA9,10743–

39Lucas County, IAIA8,84742–

40Mills County, IAIA14,79338–

41Plymouth County, IAIA25,69738–

42Sioux County, IAIA36,77438–

43Clayton County, IAIA16,84538–

44Franklin County, IAIA9,86838–

45Crawford County, IAIA16,23737–

46Cass County, IAIA12,96035–

47Louisa County, IAIA10,41634–

48Howard County, IAIA9,41532–

49Van Buren County, IAIA7,13129–

50Cherokee County, IAIA11,36927–

51Shelby County, IAIA11,68926–

52Tama County, IAIA16,79626–

53Montgomery County, IAIA10,00225–

54Henry County, IAIA19,34925–

55Sac County, IAIA9,52523–

56Winneshiek County, IAIA19,73323–

57Buchanan County, IAIA20,88322–

58Lyon County, IAIA12,35422–

59Floyd County, IAIA14,90122–

60Wright County, IAIA12,80121–

61Union County, IAIA11,82920–

62Grundy County, IAIA12,36120–

63Appanoose County, IAIA12,07719–

64Fremont County, IAIA6,52219–

65Mitchell County, IAIA10,65018–

66Iowa County, IAIA16,50418–

67Mahaska County, IAIA21,88016–

68Page County, IAIA14,85616–

69Wayne County, IAIA6,73815–

70Winnebago County, IAIA10,25115–

71Guthrie County, IAIA10,78215–

72Kossuth County, IAIA14,32214–

73Chickasaw County, IAIA11,66314–

74Hardin County, IAIA16,45514–

75Monroe County, IAIA7,40613–

76Hamilton County, IAIA14,94411–

77Jones County, IAIA21,25310–

78Decatur County, IAIA7,6559–

79O'Brien County, IAIA14,2209–

80Monona County, IAIA8,5398–

81Jackson County, IAIA19,2888–

82Audubon County, IAIA5,5096–

83Taylor County, IAIA5,8355–

84Worth County, IAIA7,3385–

85Fayette County, IAIA19,0475–

86Calhoun County, IAIA9,5624–

87Adair County, IAIA7,4033–

88Osceola County, IAIA5,9803–

89Pocahontas County, IAIA6,8193–

90Humboldt County, IAIA9,4093–

91Ida County, IAIA6,7773–

92Allamakee County, IAIA14,2381–

93Palo Alto County, IAIA8,8991–

94Ringgold County, IAIA4,6421–

SHOWING 1–94 OF 94

Download CSV (full list, 94 rows)

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