RANKING · 2010 CENSUS · 58 SHOWN OF 58

Largest Puerto Rican population, Iowa counties · 2010

Iowa counties ranked by the number of residents who are Puerto Rican origin, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 58 counties in Iowa that qualify, ranked against each other statewide. The median across all 58 is 27.

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 –

01Johnson County, IAIA160,044572–

02Polk County, IAIA516,546462–

03Linn County, IAIA232,028323–

04Woodbury County, IAIA106,649270–

05Story County, IAIA101,291268–

06Muscatine County, IAIA41,853261–

07Cerro Gordo County, IAIA42,372248–

08Scott County, IAIA175,259236–

09Black Hawk County, IAIA131,532212–

10Marion County, IAIA34,192207–

11Dubuque County, IAIA99,381158–

12Buena Vista County, IAIA20,449110–

13Crawford County, IAIA16,237107–

14Marshall County, IAIA39,89099–

15Pottawattamie County, IAIA92,99659–

16Grundy County, IAIA12,36150–

17Hardin County, IAIA16,45548–

18Webster County, IAIA36,83848–

19Des Moines County, IAIA38,07746–

20Jackson County, IAIA19,28842–

21Franklin County, IAIA9,86837–

22Calhoun County, IAIA9,56234–

23Clayton County, IAIA16,84534–

24Clay County, IAIA16,20231–

25Winneshiek County, IAIA19,73331–

26Lee County, IAIA32,30630–

27Wright County, IAIA12,80130–

28Plymouth County, IAIA25,69728–

29Jasper County, IAIA38,15327–

30Louisa County, IAIA10,41625–

31Wapello County, IAIA35,21025–

32Allamakee County, IAIA14,23821–

33Buchanan County, IAIA20,88321–

34Dickinson County, IAIA18,07721–

35Page County, IAIA14,85619–

36Warren County, IAIA57,33119–

37Jones County, IAIA21,25318–

38Union County, IAIA11,82918–

39Washington County, IAIA22,66718–

40Henry County, IAIA19,34916–

41Tama County, IAIA16,79616–

42Ida County, IAIA6,77715–

43Iowa County, IAIA16,50415–

44Mahaska County, IAIA21,88014–

45Clinton County, IAIA46,00213–

46Chickasaw County, IAIA11,66312–

47Bremer County, IAIA25,29611–

48Mills County, IAIA14,79311–

49Palo Alto County, IAIA8,8999–

50Carroll County, IAIA20,3036–

51Cedar County, IAIA18,3596–

52Van Buren County, IAIA7,1316–

53Fremont County, IAIA6,5225–

54Kossuth County, IAIA14,3224–

55Worth County, IAIA7,3383–

56Decatur County, IAIA7,6552–

57Monona County, IAIA8,5392–

58Benton County, IAIA26,0041–

SHOWING 1–58 OF 58

Download CSV (full list, 58 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS