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

Updated on September 3, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the population of North Dakota (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 6.71%. Among all North Dakota counties, McIntosh County had the highest percentage of its population (aged 25 years and above) with an educational attainment of Less than High School Diploma (15.37%), followed by Sioux County (15.33%), and Rolette County (13.45%).

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

You can see similar information for other educational attainments.

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

Ranking of North Dakota Counties By Percentage of Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
McIntosh County
Sioux County
Rolette County
Benson County
Walsh County
Sheridan County
Towner County
LaMoure County
Hettinger County
Emmons County
Ranking of North Dakota Counties By Percentage of 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 McIntosh County 15.37
2 Sioux County 15.33
3 Rolette County 13.45
4 Benson County 13.37
5 Walsh County 12.87
6 Sheridan County 12.61
7 Towner County 11.93
8 LaMoure County 11.68
9 Hettinger County 11.35
10 Emmons County 11.28
11 Kidder County 10.97
12 Dunn County 10.80
13 Mountrail County 10.50
14 Eddy County 10.38
15 Logan County 10.16
16 Mercer County 9.72
17 Bowman County 9.68
18 Pembina County 9.44
19 Slope County 8.97
20 Ramsey County 8.92
21 Williams County 8.76
22 Wells County 8.54
23 Stutsman County 8.49
24 Morton County 8.03
25 McHenry County 7.83
26 Stark County 7.82
27 Dickey County 7.77
28 McLean County 7.65
29 Foster County 7.64
30 Griggs County 7.60
31 Richland County 7.50
32 Ransom County 7.48
33 Adams County 7.28
34 Divide County 7.27
35 Pierce County 6.95
36 Bottineau County 6.74
37 McKenzie County 6.72
38 Nelson County 6.70
39 Grant County 6.66
40 Renville County 6.42
41 Oliver County 6.28
42 Ward County 6.20
43 Sargent County 6.13
44 Burke County 5.95
44 Golden Valley County 5.95
45 Billings County 5.83
46 Traill County 5.70
47 Cavalier County 5.52
48 Barnes County 5.17
49 Burleigh County 5.11
50 Cass County 4.75
51 Grand Forks County 4.64
52 Steele County 3.77