RANKING · 2020 CENSUS · 16 SHOWN OF 16

Highest Venezuelan population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Venezuelan origin (2023 American Community Survey). A concentration measure: Venezuelan residents as a percentage of total population. This list covers the 16 counties in Iowa that qualify, ranked against each other statewide.

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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 Venezuelan population share by state

RANKPLACESTATEPOPVENEZUELAN SHAREVS 2000

01Des Moines County, IAIA38,0770.2%–

02O'Brien County, IAIA14,2200.1%–

03Story County, IAIA101,2910.1%–

04Floyd County, IAIA14,9010.1%–

05Warren County, IAIA57,3310.1%–

06Pottawattamie County, IAIA92,9960.1%–

07Johnson County, IAIA160,0440.0%–

08Marshall County, IAIA39,8900.0%–

09Black Hawk County, IAIA131,5320.0%–

10Fayette County, IAIA19,0470.0%–

11Decatur County, IAIA7,6550.0%–

12Polk County, IAIA516,5460.0%–

13Linn County, IAIA232,0280.0%–

14Benton County, IAIA26,0040.0%–

15Woodbury County, IAIA106,6490.0%–

16Dubuque County, IAIA99,3810.0%–

SHOWING 1–16 OF 16

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