Ranking of South Dakota Counties By Percentage of Population that are Non-Hispanic American Indian and Alaska Native in 2011

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2011, 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 (93.24%), followed by Todd County (86.01%), and Buffalo County (81.46%).

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 2011
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 2011
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Rank County % of County Population
1 Oglala Lakota County 93.24
2 Todd County 86.01
3 Buffalo County 81.46
4 Dewey County 73.43
5 Ziebach County 70.18
6 Corson County 63.78
7 Bennett County 60
8 Mellette County 53.88
9 Jackson County 51.36
10 Lyman County 38.1
11 Roberts County 34.62
12 Charles Mix County 30.89
13 Walworth County 14.24
14 Moody County 13.39
15 Tripp County 13.17
16 Hughes County 10.18
17 Day County 9.09
18 Pennington County 8.78
19 Brule County 8.37
20 Hyde County 7.58
21 Marshall County 7.5
22 Gregory County 7.46
23 Bon Homme County 7.11
24 Stanley County 6.88
25 Fall River County 6.57
26 Brown County 3.02
27 Custer County 2.96
28 Clay County 2.82
29 Jones County 2.69
30 Yankton County 2.5
31 Minnehaha County 2.36
32 Davison County 2.35
33 Meade County 2.31
34 Lawrence County 1.9
35 Douglas County 1.89
36 Haakon County 1.88
37 Codington County 1.75
37 Sully County 1.75
38 Perkins County 1.72
39 Aurora County 1.58
40 Butte County 1.5
41 Harding County 1.49
42 Spink County 1.23
43 Potter County 1.06
44 Brookings County 0.96
45 Beadle County 0.93
46 Lake County 0.78
47 Hutchinson County 0.65
48 Edmunds County 0.62
49 Kingsbury County 0.6
50 Turner County 0.56
51 Union County 0.55
52 Grant County 0.54
53 McCook County 0.51
54 Campbell County 0.49
55 Lincoln County 0.46
56 Jerauld County 0.43
57 Hanson County 0.36
58 Deuel County 0.34
59 Sanborn County 0.3
60 Hamlin County 0.27
61 Hand County 0.26
62 Miner County 0.22
63 Faulk County 0.13
64 McPherson County 0.08
65 Clark County 0.06