RANKING · 2020 CENSUS · 43 SHOWN OF 43

Highest Salvadoran population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Salvadoran origin (2023 American Community Survey). A concentration measure: Salvadoran residents as a percentage of total population. This list covers the 43 counties in Iowa that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPSALVADORAN SHAREVS 2000

01Crawford County, IAIA16,2373.0%–

02Buena Vista County, IAIA20,4491.9%–

03Pocahontas County, IAIA6,8191.7%–

04Muscatine County, IAIA41,8531.2%–

05Humboldt County, IAIA9,4090.6%–

06Dallas County, IAIA118,4570.5%–

07Polk County, IAIA516,5460.5%–

08Woodbury County, IAIA106,6490.5%–

09Marshall County, IAIA39,8900.4%–

10Carroll County, IAIA20,3030.4%–

11Shelby County, IAIA11,6890.4%–

12Wapello County, IAIA35,2100.3%–

13Guthrie County, IAIA10,7820.3%–

14Plymouth County, IAIA25,6970.3%–

15Louisa County, IAIA10,4160.3%–

16Taylor County, IAIA5,8350.3%–

17Johnson County, IAIA160,0440.2%–

18O'Brien County, IAIA14,2200.2%–

19Floyd County, IAIA14,9010.2%–

20Black Hawk County, IAIA131,5320.1%–

21Benton County, IAIA26,0040.1%–

22Kossuth County, IAIA14,3220.1%–

23Pottawattamie County, IAIA92,9960.1%–

24Buchanan County, IAIA20,8830.1%–

25Iowa County, IAIA16,5040.1%–

26Sioux County, IAIA36,7740.1%–

27Bremer County, IAIA25,2960.1%–

28Dubuque County, IAIA99,3810.1%–

29Clayton County, IAIA16,8450.1%–

30Linn County, IAIA232,0280.1%–

31Webster County, IAIA36,8380.1%–

32Calhoun County, IAIA9,5620.1%–

33Boone County, IAIA26,7990.0%–

34Tama County, IAIA16,7960.0%–

35Mills County, IAIA14,7930.0%–

36Scott County, IAIA175,2590.0%–

37Greene County, IAIA8,6580.0%–

38Hamilton County, IAIA14,9440.0%–

39Story County, IAIA101,2910.0%–

40Hancock County, IAIA10,5280.0%–

41Jasper County, IAIA38,1530.0%–

42Poweshiek County, IAIA18,3680.0%–

43Marion County, IAIA34,1920.0%–

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES