Ranking of South Dakota Counties By Percentage of Population that are Non-Hispanic American Indian and Alaska Native in 2016

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2016, among all South Dakota counties, Oglala Lakota County had the highest percentage of its population who identified their ethnicity as Non-Hispanic American Indian and Alaska Native (90.46%), followed by Todd County (84.71%), and Buffalo County (79.02%).

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

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of South Dakota Counties By Percentage of Pop. that are Non-Hispanic American Indian and Alaska Native in 2016
Oglala Lakota
Todd
Buffalo
Dewey
Ziebach
Corson
Bennett
Mellette
Jackson
Lyman
Ranking of South Dakota Counties By Percentage of Pop. that are Non-Hispanic American Indian and Alaska Native in 2016
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Rank County % of County Population
1 Oglala Lakota County 90.46
2 Todd County 84.71
3 Buffalo County 79.02
4 Dewey County 71.4
5 Ziebach County 68.29
6 Corson County 62.15
7 Bennett County 57.84
8 Mellette County 53.55
9 Jackson County 51.39
10 Lyman County 38.05
11 Roberts County 35.85
12 Charles Mix County 29.94
13 Walworth County 13.7
14 Tripp County 13.38
15 Moody County 12.94
16 Hughes County 10.34
17 Day County 9.25
18 Brule County 9.11
19 Pennington County 8.85
20 Hyde County 7.67
21 Bon Homme County 7.55
22 Gregory County 7.19
23 Stanley County 6.47
24 Marshall County 6.41
25 Fall River County 5.96
26 Jones County 3.45
27 Custer County 3.44
28 Brown County 3.26
29 Clay County 2.93
30 Davison County 2.76
31 Yankton County 2.72
32 Meade County 2.56
32 Sully County 2.56
33 Minnehaha County 2.3
34 Harding County 2.21
35 Aurora County 2.13
36 Douglas County 2.1
37 Codington County 2.06
38 Lawrence County 2.04
39 Perkins County 2
40 Butte County 1.78
41 Potter County 1.77
42 Haakon County 1.75
43 Spink County 1.36
44 Beadle County 1.05
45 Brookings County 1.04
46 Hutchinson County 0.98
47 Lake County 0.92
48 Grant County 0.87
49 Edmunds County 0.84
50 Campbell County 0.79
50 Kingsbury County 0.79
51 McCook County 0.74
52 Union County 0.66
53 Turner County 0.62
54 Jerauld County 0.55
55 Lincoln County 0.48
56 Hand County 0.46
57 Deuel County 0.42
57 Sanborn County 0.42
58 Hamlin County 0.41
59 Hanson County 0.33
60 Faulk County 0.3
61 Miner County 0.27
62 Clark County 0.19
63 McPherson County 0.17