RANKING · 2020 CENSUS · 84 SHOWN OF 84

Highest Belgian population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Belgian ancestry (2023 American Community Survey). A concentration measure: Belgian residents as a percentage of total population. This list covers the 84 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

RANKPLACESTATEPOPBELGIAN SHAREVS 2000

01Scott County, IAIA175,2591.3%–

02Iowa County, IAIA16,5041.3%–

03Poweshiek County, IAIA18,3681.2%–

04Cedar County, IAIA18,3591.1%–

05Floyd County, IAIA14,9010.7%–

06Keokuk County, IAIA9,7970.7%–

07Clinton County, IAIA46,0020.6%–

08Fayette County, IAIA19,0470.5%–

09Benton County, IAIA26,0040.5%–

10Mitchell County, IAIA10,6500.4%–

11Taylor County, IAIA5,8350.4%–

12Chickasaw County, IAIA11,6630.4%–

13Marion County, IAIA34,1920.3%–

14Jones County, IAIA21,2530.3%–

15Story County, IAIA101,2910.3%–

16Linn County, IAIA232,0280.3%–

17Palo Alto County, IAIA8,8990.3%–

18Pottawattamie County, IAIA92,9960.3%–

19Johnson County, IAIA160,0440.2%–

20Grundy County, IAIA12,3610.2%–

21Muscatine County, IAIA41,8530.2%–

22Woodbury County, IAIA106,6490.2%–

23Cass County, IAIA12,9600.2%–

24Audubon County, IAIA5,5090.2%–

25Black Hawk County, IAIA131,5320.2%–

26Warren County, IAIA57,3310.2%–

27Cerro Gordo County, IAIA42,3720.2%–

28Worth County, IAIA7,3380.2%–

29Bremer County, IAIA25,2960.2%–

30Dubuque County, IAIA99,3810.2%–

31Allamakee County, IAIA14,2380.1%–

32Dickinson County, IAIA18,0770.1%–

33Jasper County, IAIA38,1530.1%–

34Tama County, IAIA16,7960.1%–

35Madison County, IAIA17,2700.1%–

36Dallas County, IAIA118,4570.1%–

37Montgomery County, IAIA10,0020.1%–

38Polk County, IAIA516,5460.1%–

39Jackson County, IAIA19,2880.1%–

40Hardin County, IAIA16,4550.1%–

41Boone County, IAIA26,7990.1%–

42Humboldt County, IAIA9,4090.1%–

43Hamilton County, IAIA14,9440.1%–

44Harrison County, IAIA14,6230.1%–

45Marshall County, IAIA39,8900.1%–

46Union County, IAIA11,8290.1%–

47Lee County, IAIA32,3060.1%–

48Plymouth County, IAIA25,6970.1%–

49Greene County, IAIA8,6580.1%–

50Mahaska County, IAIA21,8800.1%–

51Cherokee County, IAIA11,3690.1%–

52Howard County, IAIA9,4150.1%–

53Carroll County, IAIA20,3030.1%–

54Davis County, IAIA9,2300.1%–

55Webster County, IAIA36,8380.1%–

56Emmet County, IAIA9,1070.1%–

57Clay County, IAIA16,2020.1%–

58Wapello County, IAIA35,2100.1%–

59Kossuth County, IAIA14,3220.1%–

60Hancock County, IAIA10,5280.1%–

61Henry County, IAIA19,3490.1%–

62Winneshiek County, IAIA19,7330.1%–

63Decatur County, IAIA7,6550.1%–

64Adams County, IAIA3,6170.1%–

65Mills County, IAIA14,7930.1%–

66Washington County, IAIA22,6670.0%–

67Jefferson County, IAIA15,2910.0%–

68O'Brien County, IAIA14,2200.0%–

69Shelby County, IAIA11,6890.0%–

70Sioux County, IAIA36,7740.0%–

71Buena Vista County, IAIA20,4490.0%–

72Louisa County, IAIA10,4160.0%–

73Franklin County, IAIA9,8680.0%–

74Winnebago County, IAIA10,2510.0%–

75Van Buren County, IAIA7,1310.0%–

76Des Moines County, IAIA38,0770.0%–

77Lyon County, IAIA12,3540.0%–

78Clayton County, IAIA16,8450.0%–

79Appanoose County, IAIA12,0770.0%–

80Wayne County, IAIA6,7380.0%–

81Page County, IAIA14,8560.0%–

82Crawford County, IAIA16,2370.0%–

83Delaware County, IAIA17,6740.0%–

84Buchanan County, IAIA20,8830.0%–

SHOWING 1–84 OF 84

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