Ranking of Oregon Counties By Percentage of Two Or More Races 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 Two Or More Races population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 13.76%. Among all Oregon counties, Morrow County had the highest percentage of its Two Or More Races population (aged 25 years and above) with an educational attainment of Less than High School Diploma (49.69%), followed by Hood River County (48.13%), and Malheur County (31.97%).

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 Two Or More Races Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Morrow County
Hood River County
Malheur County
Umatilla County
Wasco County
Marion County
Lake County
Baker County
Linn County
Crook County
Ranking of Oregon Counties By Percentage of Two Or More Races 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 Morrow County 49.69
2 Hood River County 48.13
3 Malheur County 31.97
4 Umatilla County 31.96
5 Wasco County 29.56
6 Marion County 28.45
7 Lake County 25.61
8 Baker County 21.40
9 Linn County 21.26
10 Crook County 20.32
11 Gilliam County 20.00
12 Klamath County 18.00
13 Clatsop County 17.54
14 Jefferson County 16.82
15 Yamhill County 15.95
16 Sherman County 15.63
17 Josephine County 15.35
18 Coos County 13.74
19 Wheeler County 12.37
20 Douglas County 11.83
21 Lincoln County 11.00
22 Washington County 10.35
23 Jackson County 10.23
24 Lane County 9.91
25 Polk County 9.82
26 Multnomah County 9.67
27 Tillamook County 8.78
28 Curry County 7.25
29 Grant County 6.70
30 Deschutes County 6.19
31 Clackamas County 5.85
32 Columbia County 5.72
33 Wallowa County 5.39
34 Benton County 4.59
35 Harney County 4.41
36 Union County 0.82