RANKING · 2020 CENSUS · 25 SHOWN OF 25

Largest Slovak population, Oregon counties · 2020

Oregon counties ranked by the number of residents who are Slovak 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 25 counties in Oregon that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPSLOVAK POPULATIONVS 2010

01Multnomah County, OROR795,391842+8%

02Washington County, OROR611,708483−28%

03Clackamas County, OROR426,280368+7%

04Lane County, OROR381,584286+16%

05Marion County, OROR355,777254+32%

06Deschutes County, OROR213,072207−13%

07Jackson County, OROR221,795148−44%

08Benton County, OROR97,728130−17%

09Polk County, OROR90,037121–

10Lincoln County, OROR50,63699+115%

11Linn County, OROR132,84398+197%

12Yamhill County, OROR110,02448−44%

13Union County, OROR25,90034+750%

14Josephine County, OROR87,86724−89%

15Coos County, OROR63,99223−23%

16Lake County, OROR8,18720+43%

17Curry County, OROR22,62118−56%

18Clatsop County, OROR40,92615+400%

19Columbia County, OROR54,09113−58%

20Baker County, OROR16,65812–

21Klamath County, OROR70,2749−84%

22Hood River County, OROR23,7207–

23Wallowa County, OROR7,5957–

24Tillamook County, OROR27,3844+0%

25Umatilla County, OROR81,1191−98%

SHOWING 1–25 OF 25

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