RANKING · 2010 CENSUS · 14 SHOWN OF 14

Highest Nigerian population share, Iowa counties · 2010

Iowa counties ranked by the share of all residents who are Nigerian ancestry (2010 American Community Survey). A concentration measure: Nigerian residents as a percentage of total population. This list covers the 14 counties in Iowa that qualify, ranked against each other statewide.

Nigerian Americans: full group profile →

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPNIGERIAN SHAREVS –

01Taylor County, IAIA5,8350.4%–

02Dickinson County, IAIA18,0770.3%–

03Story County, IAIA101,2910.2%–

04Winneshiek County, IAIA19,7330.1%–

05Winnebago County, IAIA10,2510.1%–

06Black Hawk County, IAIA131,5320.1%–

07Polk County, IAIA516,5460.0%–

08Clinton County, IAIA46,0020.0%–

09Lyon County, IAIA12,3540.0%–

10Scott County, IAIA175,2590.0%–

11Woodbury County, IAIA106,6490.0%–

12Henry County, IAIA19,3490.0%–

13Johnson County, IAIA160,0440.0%–

14Linn County, IAIA232,0280.0%–

SHOWING 1–14 OF 14

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