RANKING · 2010 CENSUS · 35 SHOWN OF 35

Largest Czech population, Oregon counties · 2010

Oregon counties ranked by the number of residents who are Czech ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 35 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

RANKPLACESTATEPOPCZECH POPULATIONVS 2000

01Multnomah County, OROR795,3914,412–

02Washington County, OROR611,7082,605–

03Clackamas County, OROR426,2802,134–

04Lane County, OROR381,5841,864–

05Marion County, OROR355,7771,293–

06Jackson County, OROR221,7951,006–

07Yamhill County, OROR110,024923–

08Deschutes County, OROR213,072891–

09Benton County, OROR97,728690–

10Linn County, OROR132,843620–

11Klamath County, OROR70,274614–

12Douglas County, OROR111,951565–

13Polk County, OROR90,037533–

14Josephine County, OROR87,867453–

15Umatilla County, OROR81,119384–

16Columbia County, OROR54,091378–

17Lincoln County, OROR50,636320–

18Coos County, OROR63,992300–

19Union County, OROR25,900248–

20Tillamook County, OROR27,384242–

21Hood River County, OROR23,720223–

22Crook County, OROR27,564180–

23Wasco County, OROR26,310175–

24Clatsop County, OROR40,926170–

25Jefferson County, OROR25,740140–

26Grant County, OROR7,07576–

27Lake County, OROR8,18772–

28Curry County, OROR22,62166–

29Malheur County, OROR32,26154–

30Wallowa County, OROR7,59524–

31Baker County, OROR16,65823–

32Harney County, OROR7,38010–

33Morrow County, OROR12,6027–

34Wheeler County, OROR1,4725–

35Gilliam County, OROR1,9714–

SHOWING 1–35 OF 35

Download CSV (full list, 35 rows)

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