RANKING · 2024 ACS · 84 SHOWN OF 84

Largest Puerto Rican population, Iowa counties

Iowa counties ranked by the number of residents who are Puerto Rican origin, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 84 counties in Iowa that qualify, ranked against each other statewide.

Puerto Rican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Highest Puerto Rican population share Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPPUERTO RICAN POPULATIONVS 2010

01Polk County, IAIA516,5463,190+590%

02Johnson County, IAIA160,044795+39%

03Linn County, IAIA232,028789+144%

04Scott County, IAIA175,259504+114%

05Black Hawk County, IAIA131,532478+125%

06Dubuque County, IAIA99,381417+164%

07Story County, IAIA101,291396+48%

08Woodbury County, IAIA106,649366+36%

09Clinton County, IAIA46,002258+1885%

10Muscatine County, IAIA41,853234−10%

11Warren County, IAIA57,331219+1053%

12O'Brien County, IAIA14,220208–

13Jasper County, IAIA38,153187+593%

14Pottawattamie County, IAIA92,996173+193%

15Cerro Gordo County, IAIA42,372166−33%

16Des Moines County, IAIA38,077164+257%

17Marshall County, IAIA39,890164+66%

18Dallas County, IAIA118,457142–

19Henry County, IAIA19,349129+706%

20Webster County, IAIA36,838123+156%

21Marion County, IAIA34,192108−48%

22Sioux County, IAIA36,77493–

23Bremer County, IAIA25,29690+718%

24Hamilton County, IAIA14,94489–

25Wapello County, IAIA35,21089+256%

26Allamakee County, IAIA14,23885+305%

27Mitchell County, IAIA10,65084–

28Jefferson County, IAIA15,29176–

29Tama County, IAIA16,79676+375%

30Mahaska County, IAIA21,88074+429%

31Washington County, IAIA22,66774+311%

32Mills County, IAIA14,79371+545%

33Hardin County, IAIA16,45569+44%

34Shelby County, IAIA11,68969–

35Winnebago County, IAIA10,25156–

36Plymouth County, IAIA25,69752+86%

37Pocahontas County, IAIA6,81952–

38Fayette County, IAIA19,04739–

39Harrison County, IAIA14,62339–

40Jones County, IAIA21,25338+111%

41Poweshiek County, IAIA18,36837–

42Benton County, IAIA26,00432+3100%

43Carroll County, IAIA20,30331+417%

44Floyd County, IAIA14,90129–

45Ringgold County, IAIA4,64229–

46Sac County, IAIA9,52529–

47Appanoose County, IAIA12,07726–

48Dickinson County, IAIA18,07726+24%

49Madison County, IAIA17,27025–

50Wright County, IAIA12,80124−20%

51Buena Vista County, IAIA20,44921−81%

52Iowa County, IAIA16,50421+40%

53Worth County, IAIA7,33821+600%

54Franklin County, IAIA9,86820−46%

55Grundy County, IAIA12,36120−60%

56Greene County, IAIA8,65819–

57Boone County, IAIA26,79919–

58Emmet County, IAIA9,10719–

59Hancock County, IAIA10,52819–

60Decatur County, IAIA7,65516+700%

61Lee County, IAIA32,30613−57%

62Louisa County, IAIA10,41613−48%

63Chickasaw County, IAIA11,66312+0%

64Clayton County, IAIA16,84512−65%

65Clay County, IAIA16,20211−65%

66Delaware County, IAIA17,67411–

67Lyon County, IAIA12,3548–

68Monona County, IAIA8,5398+300%

69Buchanan County, IAIA20,8837−67%

70Guthrie County, IAIA10,7827–

71Page County, IAIA14,8567−63%

72Fremont County, IAIA6,5226+20%

73Cherokee County, IAIA11,3695–

74Keokuk County, IAIA9,7975–

75Calhoun County, IAIA9,5624−88%

76Ida County, IAIA6,7773−80%

77Jackson County, IAIA19,2883−93%

78Osceola County, IAIA5,9803–

79Palo Alto County, IAIA8,8993−67%

80Cass County, IAIA12,9602–

81Cedar County, IAIA18,3592−67%

82Kossuth County, IAIA14,3222−50%

83Union County, IAIA11,8291−94%

84Adair County, IAIA7,4031–

SHOWING 1–84 OF 84

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