RANKING · 2010 CENSUS · 35 SHOWN OF 35

Highest Salvadoran population share, Iowa counties · 2010

Iowa counties ranked by the share of all residents who are Salvadoran origin (2010 American Community Survey). A concentration measure: Salvadoran residents as a percentage of total population. This list covers the 35 counties in Iowa that qualify, ranked against each other statewide.

Salvadoran Americans: full group profile →

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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 –

01Crawford County, IAIA16,2373.5%–

02Wapello County, IAIA35,2101.3%–

03Muscatine County, IAIA41,8531.2%–

04Clarke County, IAIA9,5740.9%–

05Harrison County, IAIA14,6230.5%–

06Greene County, IAIA8,6580.4%–

07Woodbury County, IAIA106,6490.4%–

08Marshall County, IAIA39,8900.4%–

09Louisa County, IAIA10,4160.3%–

10Polk County, IAIA516,5460.3%–

11Henry County, IAIA19,3490.3%–

12Tama County, IAIA16,7960.3%–

13Dallas County, IAIA118,4570.3%–

14Johnson County, IAIA160,0440.2%–

15Buchanan County, IAIA20,8830.2%–

16Guthrie County, IAIA10,7820.2%–

17Pottawattamie County, IAIA92,9960.2%–

18Black Hawk County, IAIA131,5320.2%–

19Howard County, IAIA9,4150.2%–

20Buena Vista County, IAIA20,4490.2%–

21Poweshiek County, IAIA18,3680.1%–

22Carroll County, IAIA20,3030.1%–

23Plymouth County, IAIA25,6970.1%–

24Palo Alto County, IAIA8,8990.1%–

25Des Moines County, IAIA38,0770.1%–

26Mahaska County, IAIA21,8800.1%–

27Story County, IAIA101,2910.1%–

28Lee County, IAIA32,3060.1%–

29Hardin County, IAIA16,4550.1%–

30Wright County, IAIA12,8010.0%–

31Sioux County, IAIA36,7740.0%–

32Mills County, IAIA14,7930.0%–

33Hancock County, IAIA10,5280.0%–

34Iowa County, IAIA16,5040.0%–

35Scott County, IAIA175,2590.0%–

SHOWING 1–35 OF 35

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS