RANKING · 2010 CENSUS · 20 SHOWN OF 20

Highest Slovene population share, Iowa counties · 2010

Iowa counties ranked by the share of all residents who are Slovene ancestry (2010 American Community Survey). A concentration measure: Slovene residents as a percentage of total population. This list covers the 20 counties in Iowa that qualify, ranked against each other statewide. The median across all 20 is 0.0%.

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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 Slovene population share by state

RANKPLACESTATEPOPSLOVENE SHAREVS –

01Monroe County, IAIA7,4060.1%–

02Cerro Gordo County, IAIA42,3720.1%–

03Delaware County, IAIA17,6740.1%–

04Story County, IAIA101,2910.1%–

05Dubuque County, IAIA99,3810.1%–

06Humboldt County, IAIA9,4090.1%–

07Johnson County, IAIA160,0440.0%–

08Linn County, IAIA232,0280.0%–

09Jasper County, IAIA38,1530.0%–

10Scott County, IAIA175,2590.0%–

11Boone County, IAIA26,7990.0%–

12Jackson County, IAIA19,2880.0%–

13Woodbury County, IAIA106,6490.0%–

14Allamakee County, IAIA14,2380.0%–

15Polk County, IAIA516,5460.0%–

16Jefferson County, IAIA15,2910.0%–

17Dallas County, IAIA118,4570.0%–

18Marshall County, IAIA39,8900.0%–

19Black Hawk County, IAIA131,5320.0%–

20Pottawattamie County, IAIA92,9960.0%–

SHOWING 1–20 OF 20

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS