Ranking of Alaska Counties By Percentage of 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 percentage of the Alaska American Indian and Alaska Native Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 16.01%. Among all Alaska counties, Petersburg Borough had the highest percentage of its American Indian and Alaska Native Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (27.34%), followed by Southeast Fairbanks Census Area (26.51%), and Wrangell City and Borough (25.35%).

The chart below shows the top 10 Alaska counties, and the table below shows the ranking of all Alaska 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 Alaska Counties By Percentage of American Indian and Alaska Native Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Petersburg Borough
Southeast Fairbanks Census Area
Wrangell City and Borough
North Slope Borough
Kusilvak Census Area
Bethel Census Area
Aleutians East Borough
Northwest Arctic Borough
Dillingham Census Area
Yukon-Koyukuk Census Area
Ranking of Alaska Counties By Percentage of American Indian and Alaska Native Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Items per page:
0 of 0
Rank County Percentage of Population (Aged 25yrs+) (%)
1 Petersburg Borough 27.34
2 Southeast Fairbanks Census Area 26.51
3 Wrangell City and Borough 25.35
4 North Slope Borough 25.13
5 Kusilvak Census Area 22.40
6 Bethel Census Area 21.82
7 Aleutians East Borough 20.76
8 Northwest Arctic Borough 20.40
9 Dillingham Census Area 18.26
10 Yukon-Koyukuk Census Area 17.20
11 Nome Census Area 16.42
12 Fairbanks North Star Borough 15.48
13 Lake and Peninsula Borough 14.36
14 Matanuska-Susitna Borough 13.66
15 Haines Borough 12.79
16 Kodiak Island Borough 12.56
17 Ketchikan Gateway Borough 12.32
18 Hoonah-Angoon Census Area 11.78
19 Kenai Peninsula Borough 11.56
20 Anchorage Municipality 11.50
21 Bristol Bay Borough 11.11
22 Yakutat City and Borough 10.74
23 Juneau City and Borough 10.46
24 Aleutians West Census Area 9.44
25 Prince of Wales-Hyder Census Area 8.76
26 Sitka City and Borough 7.71
27 Copper River Census Area 7.69
28 Chugach Census Area 2.30
29 Skagway Municipality 1.82
30 Denali Borough 0.00