Ranking of Oregon Counties By Percentage of Some Other Race Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Oregon Some Other Race Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 35.18%. Among all Oregon counties, Harney County had the highest percentage of its Some Other Race Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (100.00%), followed by Malheur County (62.76%), and Morrow County (62.27%).

The chart below shows the top 10 Oregon counties, and the table below shows the ranking of all Oregon counties.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of Oregon Counties By Percentage of Some Other Race Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Harney County
Malheur County
Morrow County
Baker County
Lincoln County
Wheeler County
Wasco County
Umatilla County
Curry County
Marion County
Ranking of Oregon Counties By Percentage of Some Other Race Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank County Percentage of Population (Aged 25yrs+) (%)
1 Harney County 100.00
2 Malheur County 62.76
3 Morrow County 62.27
4 Baker County 62.25
5 Lincoln County 58.14
6 Wheeler County 54.55
7 Wasco County 51.40
8 Umatilla County 50.89
9 Curry County 49.66
10 Marion County 49.36
11 Hood River County 44.09
12 Yamhill County 44.00
13 Klamath County 43.22
14 Clackamas County 38.28
15 Tillamook County 37.76
16 Jefferson County 35.73
17 Columbia County 33.98
18 Crook County 31.85
19 Grant County 31.75
20 Washington County 30.49
21 Multnomah County 29.12
22 Linn County 28.55
23 Deschutes County 27.96
24 Lane County 26.58
25 Benton County 24.93
26 Jackson County 23.44
27 Coos County 20.00
28 Polk County 19.88
29 Douglas County 18.96
30 Clatsop County 18.78
31 Union County 14.02
32 Lake County 9.86
33 Josephine County 9.56
34 Gilliam County 0.00
34 Wallowa County 0.00