Ranking of Oregon Counties By Percentage of Population with Czechoslovakian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 5.42K people in Oregon with Czechoslovakian ancestry (0.13% of Oregon population). Among all Oregon counties, Lake County had the highest percentage of its population with Czechoslovakian ancestry (0.73%), followed by Clatsop County (0.59%), and Jefferson County (0.33%).

The chart and table below shows the top 10 counties with high percentage of its population having Czechoslovakian 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 Percentage of Population with Czechoslovakian Ancestry in 2021
Lake County
Clatsop County
Jefferson County
Jackson County
Douglas County
Baker County
Columbia County
Lincoln County
Wallowa County
Klamath County
Ranking of Oregon Counties By Percentage of Population with Czechoslovakian Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Lake County 0.73
2 Clatsop County 0.59
3 Jefferson County 0.33
4 Jackson County 0.32
5 Douglas County 0.27
6 Baker County 0.23
6 Columbia County 0.23
7 Lincoln County 0.21
8 Wallowa County 0.19
9 Klamath County 0.18
10 Linn County 0.16
11 Crook County 0.15
11 Washington County 0.15
12 Wheeler County 0.14
13 Benton County 0.13
14 Polk County 0.12
15 Lane County 0.11
15 Marion County 0.11
16 Clackamas County 0.10
16 Umatilla County 0.10
17 Malheur County 0.09
17 Multnomah County 0.09
17 Yamhill County 0.09
18 Tillamook County 0.07
18 Union County 0.07
19 Deschutes County 0.05
20 Coos County 0.03
20 Wasco County 0.03
21 Josephine County 0.02