RANKING · 2024 ACS · 99 SHOWN OF 99

Largest White (non-Hispanic) population, Iowa counties

Iowa counties ranked by the number of residents who are White, not Hispanic or Latino, from the 2024 American Community Survey (table B03002). 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.

IowaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDHighest Asian household income Highest Black household income Highest Hispanic household income Highest White (non-Hispanic) household income Highest White (non-Hispanic) population share Largest Black population

RANKPLACESTATEPOPWHITE (NON-HISPANIC) POPULATIONVS –

01Polk County, IAIA516,546368,110–

02Linn County, IAIA232,028189,409–

03Scott County, IAIA175,259134,498–

04Johnson County, IAIA160,044117,191–

05Black Hawk County, IAIA131,532102,297–

06Dubuque County, IAIA99,38187,398–

07Dallas County, IAIA118,45787,326–

08Story County, IAIA101,29181,361–

09Pottawattamie County, IAIA92,99678,988–

10Woodbury County, IAIA106,64971,279–

11Warren County, IAIA57,33150,017–

12Clinton County, IAIA46,00241,188–

13Cerro Gordo County, IAIA42,37237,619–

14Jasper County, IAIA38,15334,444–

15Des Moines County, IAIA38,07732,523–

16Muscatine County, IAIA41,85331,908–

17Marion County, IAIA34,19231,393–

18Webster County, IAIA36,83830,940–

19Sioux County, IAIA36,77429,982–

20Lee County, IAIA32,30629,696–

21Wapello County, IAIA35,21026,750–

22Marshall County, IAIA39,89026,461–

23Boone County, IAIA26,79924,771–

24Benton County, IAIA26,00424,293–

25Bremer County, IAIA25,29623,256–

26Plymouth County, IAIA25,69722,664–

27Mahaska County, IAIA21,88020,161–

28Washington County, IAIA22,66720,008–

29Buchanan County, IAIA20,88319,649–

30Jones County, IAIA21,25319,126–

31Carroll County, IAIA20,30318,932–

32Winneshiek County, IAIA19,73318,533–

33Jackson County, IAIA19,28818,158–

34Fayette County, IAIA19,04717,555–

35Henry County, IAIA19,34917,245–

36Cedar County, IAIA18,35917,095–

37Dickinson County, IAIA18,07716,795–

38Poweshiek County, IAIA18,36816,653–

39Delaware County, IAIA17,67416,514–

40Clayton County, IAIA16,84516,154–

41Madison County, IAIA17,27015,953–

42Iowa County, IAIA16,50415,270–

43Clay County, IAIA16,20214,994–

44Hardin County, IAIA16,45514,984–

45Harrison County, IAIA14,62313,813–

46Page County, IAIA14,85613,662–

47Floyd County, IAIA14,90113,594–

48Mills County, IAIA14,79313,503–

49Butler County, IAIA14,04913,493–

50Kossuth County, IAIA14,32213,315–

51Tama County, IAIA16,79613,220–

52Jefferson County, IAIA15,29112,941–

53Hamilton County, IAIA14,94412,471–

54O'Brien County, IAIA14,22012,288–

55Cass County, IAIA12,96012,244–

56Allamakee County, IAIA14,23812,193–

57Grundy County, IAIA12,36111,749–

58Appanoose County, IAIA12,07711,423–

59Lyon County, IAIA12,35411,356–

60Union County, IAIA11,82911,018–

61Chickasaw County, IAIA11,66310,930–

62Buena Vista County, IAIA20,44910,808–

63Shelby County, IAIA11,68910,751–

64Cherokee County, IAIA11,36910,280–

65Crawford County, IAIA16,23710,106–

66Mitchell County, IAIA10,65010,061–

67Guthrie County, IAIA10,7829,880–

68Wright County, IAIA12,8019,662–

69Hancock County, IAIA10,5289,618–

70Winnebago County, IAIA10,2519,415–

71Montgomery County, IAIA10,0029,392–

72Keokuk County, IAIA9,7979,387–

73Calhoun County, IAIA9,5628,954–

74Sac County, IAIA9,5258,899–

75Howard County, IAIA9,4158,782–

76Humboldt County, IAIA9,4098,667–

77Davis County, IAIA9,2308,592–

78Louisa County, IAIA10,4168,220–

79Lucas County, IAIA8,8478,192–

80Palo Alto County, IAIA8,8998,088–

81Greene County, IAIA8,6588,019–

82Franklin County, IAIA9,8687,987–

83Monona County, IAIA8,5397,944–

84Emmet County, IAIA9,1077,893–

85Clarke County, IAIA9,5747,488–

86Monroe County, IAIA7,4067,121–

87Decatur County, IAIA7,6556,997–

88Adair County, IAIA7,4036,942–

89Worth County, IAIA7,3386,857–

90Van Buren County, IAIA7,1316,833–

91Ida County, IAIA6,7776,324–

92Pocahontas County, IAIA6,8196,242–

93Wayne County, IAIA6,7386,122–

94Fremont County, IAIA6,5225,955–

95Audubon County, IAIA5,5095,254–

96Taylor County, IAIA5,8355,215–

97Osceola County, IAIA5,9805,126–

98Ringgold County, IAIA4,6424,397–

99Adams County, IAIA3,6173,422–

SHOWING 1–99 OF 99

Download CSV (full list, 99 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES