RANKING · 2020 CENSUS · 22 SHOWN OF 22

Highest Haitian population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Haitian ancestry (2023 American Community Survey). A concentration measure: Haitian residents as a percentage of total population. This list covers the 22 counties in Iowa that qualify, ranked against each other statewide.

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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

Highest Haitian population share by state

RANKPLACESTATEPOPHAITIAN SHAREVS 2000

01Wapello County, IAIA35,2100.4%–

02Clay County, IAIA16,2020.3%–

03Scott County, IAIA175,2590.2%–

04Poweshiek County, IAIA18,3680.1%–

05Webster County, IAIA36,8380.1%–

06Winnebago County, IAIA10,2510.1%–

07Jones County, IAIA21,2530.1%–

08Hamilton County, IAIA14,9440.1%–

09Emmet County, IAIA9,1070.1%–

10Decatur County, IAIA7,6550.1%–

11Dubuque County, IAIA99,3810.1%–

12Jefferson County, IAIA15,2910.0%–

13Marion County, IAIA34,1920.0%–

14Linn County, IAIA232,0280.0%–

15Dallas County, IAIA118,4570.0%–

16Polk County, IAIA516,5460.0%–

17Woodbury County, IAIA106,6490.0%–

18Buena Vista County, IAIA20,4490.0%–

19Johnson County, IAIA160,0440.0%–

20Des Moines County, IAIA38,0770.0%–

21Boone County, IAIA26,7990.0%–

22Black Hawk County, IAIA131,5320.0%–

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