RANKING · 2024 ACS · 23 SHOWN OF 23

Highest Haitian population share, Iowa counties

Iowa counties ranked by the share of all residents who are Haitian ancestry (2024 American Community Survey). A concentration measure: Haitian residents as a percentage of total population. This list covers the 23 counties in Iowa that qualify, ranked against each other statewide. The median across all 23 is 0.1%. Biggest climber in the top 100 since 2020: Black Hawk County, IA, up 20 places to #2.

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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 2010

01Louisa County, IAIA10,4160.6%–

02▲20Black Hawk County, IAIA131,5320.3%–

03▲4Jones County, IAIA21,2530.2%+0.2 pts

04Allamakee County, IAIA14,2380.2%–

05Mahaska County, IAIA21,8800.2%–

06Floyd County, IAIA14,9010.2%–

07▼2Webster County, IAIA36,8380.1%–

08▲8Polk County, IAIA516,5460.1%–

09▲3Jefferson County, IAIA15,2910.1%0.0 pts

10▼9Wapello County, IAIA35,2100.1%–

11Muscatine County, IAIA41,8530.1%–

12Guthrie County, IAIA10,7820.1%–

13▲5Buena Vista County, IAIA20,4490.0%–

14Howard County, IAIA9,4150.0%–

15Clayton County, IAIA16,8450.0%–

16▼2Linn County, IAIA232,0280.0%−0.1 pts

17▲2Johnson County, IAIA160,0440.0%–

18▼15Scott County, IAIA175,2590.0%0.0 pts

19Buchanan County, IAIA20,8830.0%–

20Tama County, IAIA16,7960.0%–

21Sioux County, IAIA36,7740.0%–

22Warren County, IAIA57,3310.0%–

23▼8Dallas County, IAIA118,4570.0%–

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES