RANKING · 2020 CENSUS · 20 SHOWN OF 20

Highest Slovene population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Slovene ancestry (2020 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 2010

01Benton County, IAIA26,0040.2%–

02Dallas County, IAIA118,4570.2%+0.2 pts

03Buchanan County, IAIA20,8830.1%–

04Johnson County, IAIA160,0440.1%0.0 pts

05Kossuth County, IAIA14,3220.1%–

06Mills County, IAIA14,7930.1%–

07Webster County, IAIA36,8380.1%–

08Clayton County, IAIA16,8450.1%–

09Butler County, IAIA14,0490.0%–

10Linn County, IAIA232,0280.0%0.0 pts

11Polk County, IAIA516,5460.0%0.0 pts

12Allamakee County, IAIA14,2380.0%0.0 pts

13Des Moines County, IAIA38,0770.0%–

14Scott County, IAIA175,2590.0%0.0 pts

15Pottawattamie County, IAIA92,9960.0%0.0 pts

16Dubuque County, IAIA99,3810.0%−0.1 pts

17Black Hawk County, IAIA131,5320.0%0.0 pts

18Jasper County, IAIA38,1530.0%0.0 pts

19Dickinson County, IAIA18,0770.0%–

20Marshall County, IAIA39,8900.0%0.0 pts

SHOWING 1–20 OF 20

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