South Dakota Non-Hispanic American Indian and Alaska Native Alone Citizen Population By County in 2019 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2019, the Non-Hispanic American Indian & Alaska Native Alone citizen population for South Dakota was 22,750 and represented 2.67% of the total South Dakota citizen population.

Among all South Dakota counties, Oglala Lakota had the highest Non-Hispanic American Indian & Alaska Native Alone citizen population (12.93K), followed by Pennington (9.00K), and Todd (8.91K).

In terms of percentages, Oglala Lakota had the highest percentage of its citizen population being Non-Hispanic American Indian & Alaska Native Alone (90.33%), followed by Todd (89.06%), and Buffalo (80.99%).

The chart and table below shows the Non-Hispanic American Indian & Alaska Native Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic American Indian & Alaska Native Alone.

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

You can also see similar information for other ethnicities.

See this for other years:
South Dakota Non-Hispanic American Indian and Alaska Native Alone Citizen Population By County in 2019
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County Citizen Population % of County Citizen Population
Oglala Lakota 12930 90.33
Pennington 9000 8.24
Todd 8910 89.06
Dewey 4565 78.37
Roberts 3815 37.26
Minnehaha 3710 2.06
Corson 2855 68.88
Charles Mix 2710 29.02
Ziebach 2090 75.32
Hughes 2085 11.95
Bennett 2040 59.91
Jackson 1900 58.02
Buffalo 1640 80.99
Lyman 1580 41.09
Brown 1295 3.40
Mellette 1125 54.88
Moody 750 11.63
Yankton 730 3.25
Meade 705 2.56
Tripp 595 11.04
Codington 590 2.13
Walworth 570 10.51
Brule 555 10.61
Lawrence 555 2.22
Day 545 9.97
Bon Homme 480 6.96
Clay 420 3.11
Davison 390 1.98
Fall River 380 5.68
Marshall 370 7.80
Brookings 360 1.10
Butte 335 3.29
Custer 335 3.91
Gregory 280 6.70
Beadle 250 1.51
Lincoln 245 0.44
Lake 175 1.39
Union 170 1.13
Stanley 165 5.47
Haakon 150 7.43
Perkins 110 3.81
Spink 110 1.70
Hutchinson 85 1.17
Hyde 85 6.44
Grant 75 1.09
Faulk 70 3.03
Douglas 60 2.08
Potter 60 2.63
Aurora 55 2.08
Jones 45 5.73
Jerauld 40 2.02
Turner 40 0.49
McCook 35 0.64
Edmunds 30 0.78
Harding 30 2.34
Sanborn 20 0.85
Campbell 15 1.01
Sully 15 1.15
Deuel 10 0.24
Kingsbury 10 0.20
McPherson 10 0.44
Miner 10 0.46
Clark 4 0.11
Hamlin 4 0.07
Hand 0 0.00
Hanson 0 0.00