South Dakota American Indian and Alaska Native Alone Population By County in 2020

Based on the US Census Vintage data estimates, in 2020, the American Indian and Alaska Native Alone population in South Dakota was 76,625 and represented 8.63% of the total South Dakota population (887,799).

Among South Dakota counties, Oglala Lakota County had the highest number of people who identified as American Indian and Alaska Native Alone (12,299), followed by Pennington County (11,072), and Todd County (7,942). McPherson County had the lowest (11).

In the map below, we show the number and percentage of each county's American Indian and Alaska Native Alone population, as well as the gender percentages when you interact with the map. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

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

You can also see similar information for other racial and ethnicity groups in South Dakota.