RANKING · 2020 CENSUS · 99 SHOWN OF 99

Highest Italian population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Italian ancestry (2023 American Community Survey). A concentration measure: Italian residents as a percentage of total population. This list covers the 99 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

RANKPLACESTATEPOPITALIAN SHAREVS 2000

01Monroe County, IAIA7,4064.6%–

02Appanoose County, IAIA12,0774.4%–

03Warren County, IAIA57,3314.3%–

04Polk County, IAIA516,5463.5%–

05Johnson County, IAIA160,0443.2%–

06Dallas County, IAIA118,4573.2%–

07Harrison County, IAIA14,6233.0%–

08Boone County, IAIA26,7992.7%–

09Clarke County, IAIA9,5742.7%–

10Pottawattamie County, IAIA92,9962.6%–

11Worth County, IAIA7,3382.5%–

12Webster County, IAIA36,8382.5%–

13Howard County, IAIA9,4152.4%–

14Mills County, IAIA14,7932.3%–

15Story County, IAIA101,2912.3%–

16Des Moines County, IAIA38,0772.2%–

17Scott County, IAIA175,2592.1%–

18Marion County, IAIA34,1922.0%–

19Adams County, IAIA3,6172.0%–

20Jackson County, IAIA19,2881.9%–

21Dickinson County, IAIA18,0771.8%–

22Lucas County, IAIA8,8471.8%–

23Page County, IAIA14,8561.8%–

24Fayette County, IAIA19,0471.7%–

25Ida County, IAIA6,7771.7%–

26Black Hawk County, IAIA131,5321.7%–

27Linn County, IAIA232,0281.6%–

28Clay County, IAIA16,2021.6%–

29Mahaska County, IAIA21,8801.6%–

30Poweshiek County, IAIA18,3681.6%–

31Marshall County, IAIA39,8901.6%–

32Fremont County, IAIA6,5221.5%–

33Shelby County, IAIA11,6891.5%–

34Kossuth County, IAIA14,3221.5%–

35Dubuque County, IAIA99,3811.5%–

36Lee County, IAIA32,3061.5%–

37Clinton County, IAIA46,0021.5%–

38Jasper County, IAIA38,1531.4%–

39Keokuk County, IAIA9,7971.4%–

40Monona County, IAIA8,5391.4%–

41Plymouth County, IAIA25,6971.4%–

42Woodbury County, IAIA106,6491.4%–

43Cedar County, IAIA18,3591.4%–

44Calhoun County, IAIA9,5621.3%–

45Cass County, IAIA12,9601.3%–

46Butler County, IAIA14,0491.3%–

47Tama County, IAIA16,7961.3%–

48Emmet County, IAIA9,1071.3%–

49Wapello County, IAIA35,2101.3%–

50Wayne County, IAIA6,7381.3%–

51Adair County, IAIA7,4031.2%–

52Benton County, IAIA26,0041.2%–

53Cherokee County, IAIA11,3691.2%–

54Jones County, IAIA21,2531.2%–

55Washington County, IAIA22,6671.2%–

56Union County, IAIA11,8291.2%–

57Carroll County, IAIA20,3031.2%–

58Buchanan County, IAIA20,8831.2%–

59Lyon County, IAIA12,3541.2%–

60Iowa County, IAIA16,5041.2%–

61Jefferson County, IAIA15,2911.1%–

62Decatur County, IAIA7,6551.1%–

63Winneshiek County, IAIA19,7331.1%–

64Hancock County, IAIA10,5281.1%–

65Guthrie County, IAIA10,7821.0%–

66Henry County, IAIA19,3491.0%–

67Madison County, IAIA17,2701.0%–

68Montgomery County, IAIA10,0021.0%–

69Floyd County, IAIA14,9011.0%–

70Hamilton County, IAIA14,9441.0%–

71Hardin County, IAIA16,4551.0%–

72Osceola County, IAIA5,9800.8%–

73Bremer County, IAIA25,2960.8%–

74Taylor County, IAIA5,8350.8%–

75Cerro Gordo County, IAIA42,3720.8%–

76Wright County, IAIA12,8010.8%–

77Clayton County, IAIA16,8450.8%–

78Sac County, IAIA9,5250.8%–

79Muscatine County, IAIA41,8530.8%–

80Mitchell County, IAIA10,6500.8%–

81Humboldt County, IAIA9,4090.7%–

82Crawford County, IAIA16,2370.7%–

83Grundy County, IAIA12,3610.7%–

84Greene County, IAIA8,6580.7%–

85Davis County, IAIA9,2300.7%–

86Ringgold County, IAIA4,6420.6%–

87Winnebago County, IAIA10,2510.6%–

88Allamakee County, IAIA14,2380.6%–

89Audubon County, IAIA5,5090.5%–

90Franklin County, IAIA9,8680.5%–

91Van Buren County, IAIA7,1310.5%–

92Pocahontas County, IAIA6,8190.5%–

93Delaware County, IAIA17,6740.5%–

94Buena Vista County, IAIA20,4490.5%–

95Palo Alto County, IAIA8,8990.4%–

96O'Brien County, IAIA14,2200.3%–

97Sioux County, IAIA36,7740.3%–

98Chickasaw County, IAIA11,6630.3%–

99Louisa County, IAIA10,4160.3%–

SHOWING 1–99 OF 99

Download CSV (full list, 99 rows)

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