RANKING · 2020 CENSUS · 20 SHOWN OF 20

Highest Nicaraguan population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Nicaraguan origin (2020 American Community Survey). A concentration measure: Nicaraguan residents as a percentage of total population. This list covers the 20 counties in Iowa that qualify, ranked against each other statewide.

Nicaraguan Americans: full group profile →

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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

Highest Nicaraguan population share by state

RANKPLACESTATEPOPNICARAGUAN SHAREVS 2010

01Poweshiek County, IAIA18,3680.4%–

02Dallas County, IAIA118,4570.2%+0.2 pts

03Woodbury County, IAIA106,6490.2%+0.1 pts

04Buena Vista County, IAIA20,4490.2%+0.0 pts

05Wapello County, IAIA35,2100.1%–

06Scott County, IAIA175,2590.1%+0.1 pts

07Cerro Gordo County, IAIA42,3720.1%–

08Johnson County, IAIA160,0440.1%–

09Lee County, IAIA32,3060.0%–

10Plymouth County, IAIA25,6970.0%–

11Van Buren County, IAIA7,1310.0%–

12Clay County, IAIA16,2020.0%–

13Polk County, IAIA516,5460.0%−0.0 pts

14Warren County, IAIA57,3310.0%–

15Des Moines County, IAIA38,0770.0%–

16Marshall County, IAIA39,8900.0%–

17Hamilton County, IAIA14,9440.0%–

18Black Hawk County, IAIA131,5320.0%–

19Linn County, IAIA232,0280.0%−0.0 pts

20Fayette County, IAIA19,0470.0%–

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