RANKING · 2020 CENSUS · 99 SHOWN OF 99

Largest Italian population, Iowa counties · 2020

Iowa counties ranked by the number of residents who are Italian ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 99 counties in Iowa that qualify, ranked against each other statewide.

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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 POPULATIONVS 2010

01Polk County, IAIA516,54616,849−6%

02Johnson County, IAIA160,0444,843+16%

03Scott County, IAIA175,2593,708−11%

04Linn County, IAIA232,0283,653−18%

05Dallas County, IAIA118,4572,850+66%

06Pottawattamie County, IAIA92,9962,386−6%

07Story County, IAIA101,2912,206+11%

08Black Hawk County, IAIA131,5322,198+2%

09Warren County, IAIA57,3312,170+34%

10Dubuque County, IAIA99,3811,448−27%

11Woodbury County, IAIA106,6491,430+3%

12Webster County, IAIA36,838917−5%

13Des Moines County, IAIA38,077861+27%

14Boone County, IAIA26,799723−18%

15Clinton County, IAIA46,002690−50%

16Marion County, IAIA34,192677−24%

17Marshall County, IAIA39,890625+14%

18Appanoose County, IAIA12,077553+18%

19Jasper County, IAIA38,153536−27%

20Lee County, IAIA32,306504−7%

21Wapello County, IAIA35,210454−16%

22Harrison County, IAIA14,623420+34%

23Jackson County, IAIA19,288361+64%

24Mahaska County, IAIA21,880358−38%

25Cerro Gordo County, IAIA42,372358−53%

26Monroe County, IAIA7,406355+313%

27Mills County, IAIA14,793352−16%

28Plymouth County, IAIA25,697351+200%

29Muscatine County, IAIA41,853336−44%

30Fayette County, IAIA19,047329−26%

31Benton County, IAIA26,004319−10%

32Dickinson County, IAIA18,077317+166%

33Poweshiek County, IAIA18,368290+14%

34Page County, IAIA14,856269+63%

35Washington County, IAIA22,667268−17%

36Clay County, IAIA16,202260+78%

37Cedar County, IAIA18,359257−12%

38Jones County, IAIA21,253253+24%

39Clarke County, IAIA9,574251+617%

40Buchanan County, IAIA20,883245+10%

41Carroll County, IAIA20,303237+14%

42Kossuth County, IAIA14,322223+162%

43Howard County, IAIA9,415222+208%

44Tama County, IAIA16,796221−28%

45Winneshiek County, IAIA19,733219+103%

46Bremer County, IAIA25,296212−35%

47Henry County, IAIA19,349206−30%

48Jefferson County, IAIA15,291206−43%

49Butler County, IAIA14,049191+58%

50Worth County, IAIA7,338188+132%

51Iowa County, IAIA16,504186−13%

52Shelby County, IAIA11,689174−7%

53Cass County, IAIA12,960172+24%

54Madison County, IAIA17,270167−51%

55Hardin County, IAIA16,455164−39%

56Floyd County, IAIA14,901156−22%

57Lucas County, IAIA8,847152−52%

58Keokuk County, IAIA9,797146+36%

59Hamilton County, IAIA14,944145−62%

60Union County, IAIA11,829145−3%

61Clayton County, IAIA16,845140−30%

62Cherokee County, IAIA11,369139−5%

63Lyon County, IAIA12,354136+94%

64Calhoun County, IAIA9,562128+60%

65Monona County, IAIA8,539123−2%

66Crawford County, IAIA16,237122+21%

67Emmet County, IAIA9,107121−35%

68Sioux County, IAIA36,774118−51%

69Ida County, IAIA6,777115+102%

70Hancock County, IAIA10,528114−53%

71Guthrie County, IAIA10,782111−5%

72Fremont County, IAIA6,522106+47%

73Wright County, IAIA12,801104−68%

74Montgomery County, IAIA10,002101−33%

75Buena Vista County, IAIA20,44992−77%

76Adair County, IAIA7,40388−45%

77Decatur County, IAIA7,65587−54%

78Grundy County, IAIA12,36187+23%

79Delaware County, IAIA17,67483−42%

80Mitchell County, IAIA10,65083−14%

81Wayne County, IAIA6,73883−36%

82Allamakee County, IAIA14,23877−46%

83Sac County, IAIA9,52577+67%

84Adams County, IAIA3,61774+85%

85Humboldt County, IAIA9,40969−69%

86Winnebago County, IAIA10,25165−42%

87Davis County, IAIA9,23063−61%

88Greene County, IAIA8,65863−45%

89Franklin County, IAIA9,86854+100%

90Taylor County, IAIA5,83552+2%

91Osceola County, IAIA5,98051−19%

92O'Brien County, IAIA14,22048−63%

93Chickasaw County, IAIA11,66338−75%

94Van Buren County, IAIA7,13137−70%

95Pocahontas County, IAIA6,81935−50%

96Louisa County, IAIA10,41635−78%

97Palo Alto County, IAIA8,89934−71%

98Ringgold County, IAIA4,64231−52%

99Audubon County, IAIA5,50930+76%

SHOWING 1–99 OF 99

Download CSV (full list, 99 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS