Ranking of Maine Counties By American Indian and Alaska Native 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 Maine American Indian and Alaska Native Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 567. Among all Maine counties, Washington County had the highest American Indian and Alaska Native Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (136), followed by Kennebec County (135), and Aroostook County (129).

The chart below shows the top 10 Maine counties, and the table below shows the ranking of all Maine 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 Maine Counties By American Indian and Alaska Native Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Washington County
Kennebec County
Aroostook County
Cumberland County
Penobscot County
Androscoggin County
Lincoln County
Oxford County
Somerset County
Hancock County
Ranking of Maine Counties By American Indian and Alaska Native Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank County Number of People
1 Washington County 136
2 Kennebec County 135
3 Aroostook County 129
4 Cumberland County 54
5 Penobscot County 30
6 Androscoggin County 20
6 Lincoln County 20
7 Oxford County 10
7 Somerset County 10
8 Hancock County 9
9 Knox County 7
10 Sagadahoc County 5
11 Waldo County 2
12 Franklin County 0
12 Piscataquis County 0
12 York County 0