Ranking of Oregon Counties By Population with Czech Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 18.59K people in Oregon with Czech ancestry. Among all Oregon counties, Multnomah County had the highest population with Czech ancestry (4.42K), followed by Washington County (2.78K), and Clackamas County (2.05K).

The chart and table below shows the top 10 counties with high number of people with Czech ancestry.

You can see similar information for other states and for other ancestry groups in Oregon.

Data Source: US Census Bureau.
Ranking of Oregon Counties By Population with Czech Ancestry in 2021
Multnomah County
Washington County
Clackamas County
Lane County
Marion County
Deschutes County
Jackson County
Linn County
Coos County
Douglas County
Ranking of Oregon Counties By Population with Czech Ancestry in 2021
0 of 0
Rank County Population
1 Multnomah County 4415
2 Washington County 2782
3 Clackamas County 2046
4 Lane County 2025
5 Marion County 994
6 Deschutes County 985
7 Jackson County 730
8 Linn County 618
9 Coos County 413
10 Douglas County 375
10 Josephine County 375
11 Benton County 348
12 Yamhill County 334
13 Umatilla County 297
14 Klamath County 219
15 Columbia County 199
16 Clatsop County 184
17 Wasco County 160
18 Polk County 154
19 Lincoln County 136
20 Union County 116
21 Crook County 107
22 Curry County 94
23 Baker County 76
24 Hood River County 73
25 Wallowa County 71
26 Tillamook County 61
27 Jefferson County 55
28 Morrow County 53
29 Malheur County 37
30 Grant County 33
31 Harney County 10
32 Lake County 5
33 Gilliam County 4
34 Sherman County 2