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RANKING · 2024 ACS · 12 SHOWN OF 12

Highest Marshallese population share, Iowa counties

Iowa counties ranked by the share of all residents who are Marshallese (2024 American Community Survey). A concentration measure: Marshallese residents as a percentage of total population. This list covers the 12 counties in Iowa that qualify, ranked against each other statewide.

Marshallese Americans: full group profile →
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RELATEDLargest Native Hawaiian populationHighest Native Hawaiian population shareLargest Samoan populationHighest Samoan population shareLargest Tongan populationHighest Tongan population share
YEAR20202024
Highest Marshallese population share by state
All USArkansasCaliforniaIowaMissouriOklahomaOregonTexasUtahWashington
RANKPLACESTATEPOPMARSHALLESE SHAREVS 2020
01Dubuque County, IAIA99,3810.8%+0.3 pts
02Wapello County, IAIA35,2100.4%−0.3 pts
03Pocahontas County, IAIA6,8190.4%–
04Black Hawk County, IAIA131,5320.4%+0.3 pts
05Mahaska County, IAIA21,8800.3%+0.3 pts
06Guthrie County, IAIA10,7820.3%–
07Emmet County, IAIA9,1070.2%–
08Madison County, IAIA17,2700.0%–
09Polk County, IAIA516,5460.0%–
10Crawford County, IAIA16,2370.0%–
11Calhoun County, IAIA9,5620.0%−0.0 pts
12Linn County, IAIA232,0280.0%–
SHOWING 1–12 OF 12
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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES