RANKING · 2010 CENSUS · 99 SHOWN OF 99

Highest Hispanic population share, Iowa counties · 2010

Iowa counties ranked by the share of all residents who are Hispanic or Latino of any race (2010 American Community Survey). A concentration measure: Hispanic 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 ZIP codes

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

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPHISPANIC / LATINOVS 2000

01Crawford County, IAIA16,23724.2%+176%

02Buena Vista County, IAIA20,44922.7%+81%

03Marshall County, IAIA39,89017.3%+93%

04Muscatine County, IAIA41,85315.9%+34%

05Louisa County, IAIA10,41615.8%+25%

06Woodbury County, IAIA106,64913.7%+50%

07Franklin County, IAIA9,86811.3%+89%

08Clarke County, IAIA9,57410.0%+147%

09Wright County, IAIA12,8019.6%+96%

10Wapello County, IAIA35,2109.1%+310%

11Sioux County, IAIA36,7748.9%+248%

12Polk County, IAIA516,5467.6%+72%

13Tama County, IAIA16,7967.4%+98%

14Emmet County, IAIA9,1077.4%+72%

15Osceola County, IAIA5,9806.7%+273%

16Pottawattamie County, IAIA92,9966.6%+100%

17Dallas County, IAIA118,4576.1%+14%

18Taylor County, IAIA5,8355.8%+51%

19Scott County, IAIA175,2595.6%+37%

20Allamakee County, IAIA14,2385.3%+49%

21Washington County, IAIA22,6675.2%+92%

22Hamilton County, IAIA14,9445.0%+250%

23Johnson County, IAIA160,0444.7%+89%

24Cerro Gordo County, IAIA42,3723.8%+38%

25Webster County, IAIA36,8383.8%+62%

26Henry County, IAIA19,3493.8%+201%

27O'Brien County, IAIA14,2203.8%+114%

28Black Hawk County, IAIA131,5323.7%+103%

29Hardin County, IAIA16,4553.7%+54%

30Humboldt County, IAIA9,4093.6%+278%

31Hancock County, IAIA10,5283.5%+41%

32Winnebago County, IAIA10,2513.3%+64%

33Lee County, IAIA32,3063.0%+28%

34Story County, IAIA101,2913.0%+94%

35Plymouth County, IAIA25,6973.0%+125%

36Clay County, IAIA16,2022.9%+154%

37Montgomery County, IAIA10,0022.8%+118%

38Page County, IAIA14,8562.7%+76%

39Linn County, IAIA232,0282.6%+85%

40Des Moines County, IAIA38,0772.6%+48%

41Clinton County, IAIA46,0022.5%+102%

42Fremont County, IAIA6,5222.5%+16%

43Jefferson County, IAIA15,2912.4%+33%

44Poweshiek County, IAIA18,3682.4%+101%

45Mills County, IAIA14,7932.4%+94%

46Pocahontas County, IAIA6,8192.3%+155%

47Cherokee County, IAIA11,3692.3%+139%

48Chickasaw County, IAIA11,6632.2%+245%

49Decatur County, IAIA7,6552.1%+26%

50Monroe County, IAIA7,4062.1%+325%

51Floyd County, IAIA14,9012.0%+55%

52Winneshiek County, IAIA19,7332.0%+149%

53Warren County, IAIA57,3311.9%+79%

54Worth County, IAIA7,3381.9%+23%

55Dubuque County, IAIA99,3811.9%+62%

56Boone County, IAIA26,7991.9%+131%

57Sac County, IAIA9,5251.9%+96%

58Iowa County, IAIA16,5041.9%+94%

59Guthrie County, IAIA10,7821.8%+74%

60Greene County, IAIA8,6581.8%+10%

61Lyon County, IAIA12,3541.8%+413%

62Fayette County, IAIA19,0471.8%+21%

63Cass County, IAIA12,9601.8%+164%

64Shelby County, IAIA11,6891.8%+169%

65Union County, IAIA11,8291.8%+77%

66Ringgold County, IAIA4,6421.8%+646%

67Clayton County, IAIA16,8451.7%+122%

68Palo Alto County, IAIA8,8991.6%+113%

69Mahaska County, IAIA21,8801.6%+89%

70Carroll County, IAIA20,3031.6%+198%

71Marion County, IAIA34,1921.6%+99%

72Cedar County, IAIA18,3591.5%+63%

73Jasper County, IAIA38,1531.5%+45%

74Ida County, IAIA6,7771.4%+199%

75Appanoose County, IAIA12,0771.4%+43%

76Kossuth County, IAIA14,3221.4%+71%

77Adair County, IAIA7,4031.3%+87%

78Jones County, IAIA21,2531.3%+24%

79Madison County, IAIA17,2701.3%+68%

80Howard County, IAIA9,4151.2%+123%

81Harrison County, IAIA14,6231.2%+70%

82Van Buren County, IAIA7,1311.2%+51%

83Buchanan County, IAIA20,8831.2%+87%

84Monona County, IAIA8,5391.2%+66%

85Jackson County, IAIA19,2881.1%+86%

86Wayne County, IAIA6,7381.1%+51%

87Dickinson County, IAIA18,0771.1%+61%

88Benton County, IAIA26,0041.1%+71%

89Mitchell County, IAIA10,6501.0%+76%

90Lucas County, IAIA8,8471.0%+15%

91Bremer County, IAIA25,2961.0%+77%

92Grundy County, IAIA12,3611.0%+68%

93Davis County, IAIA9,2301.0%+36%

94Calhoun County, IAIA9,5620.9%+3%

95Adams County, IAIA3,6170.9%+58%

96Butler County, IAIA14,0490.9%+54%

97Keokuk County, IAIA9,7970.9%+60%

98Delaware County, IAIA17,6740.8%+19%

99Audubon County, IAIA5,5090.6%+25%

SHOWING 1–99 OF 99

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