RANKING · 2020 CENSUS · 20 SHOWN OF 20

Largest Slovene population, Iowa counties · 2020

Iowa counties ranked by the number of residents who are Slovene ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 20 counties in Iowa that qualify, ranked against each other statewide.

Slovene Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSLOVENE POPULATIONVS 2010

01Dallas County, IAIA118,457203+3960%

02Polk County, IAIA516,546113+98%

03Johnson County, IAIA160,04496+57%

04Linn County, IAIA232,02885−4%

05Benton County, IAIA26,00462–

06Scott County, IAIA175,25935−30%

07Webster County, IAIA36,83819–

08Dubuque County, IAIA99,38116−75%

09Pottawattamie County, IAIA92,99616+433%

10Buchanan County, IAIA20,88315–

11Black Hawk County, IAIA131,53213+117%

12Clayton County, IAIA16,8459–

13Des Moines County, IAIA38,0778–

14Mills County, IAIA14,7938–

15Kossuth County, IAIA14,3228–

16Butler County, IAIA14,0496–

17Allamakee County, IAIA14,2383+50%

18Jasper County, IAIA38,1533−79%

19Marshall County, IAIA39,8902−33%

20Dickinson County, IAIA18,0771–

SHOWING 1–20 OF 20

Download CSV (full list, 20 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS