Population By Race and Ethnicity in Pennington County, SD in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 112,260 population of Pennington County, South Dakota comprised of 6,108 people who identified as Hispanic (5.44%), and 106,152 people who identified as Non-Hispanic (94.56%).

Race: The White Alone population was the largest racial group in Pennington County, South Dakota with a population of 93,368 (83.17%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 11,448 (10.2%); and Two Or More Races was the third largest racial group with a population of 4,319 (3.85%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Pennington County, South Dakota in 2018, with a population of 89,638 (79.85%); the second largest ethnic group was American Indian and Alaska Native Alone - Non Hispanic with a population of 9,798 (8.73%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 3,802 (3.39%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Pennington, South Dakota.

You can find similar information for other South Dakota counties, and for South Dakota.

See this for other years:
Hispanics and Non Hispanics in Pennington County, SD in 2018
Total Population:
Race in Pennington County, SD in 2018
Total Population:
Ethnicity in Pennington County, SD in 2018
Total Population:
Population By Race in Pennington , SD in 2018
Race Population Percentage
Black or African American Alone 1,641 1.46%
White Alone 93,368 83.17%
American Indian and Alaska Native Alone 11,448 10.2%
Asian Alone 1,363 1.21%
Native Hawaiian And Pacific Islander Alone 121 0.11%
Two Or More Races 4,319 3.85%
Population By Ethnicity in Pennington , SD in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 126 0.11%
White Alone - Hispanic 3,730 3.32%
American Indian and Alaska Native Alone - Hispanic 1,650 1.47%
Asian Alone - Hispanic 55 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 30 0.03%
Two Or More Races - Hispanic 517 0.46%
Black or African American Alone - Non Hispanic 1,515 1.35%
White Alone - Non Hispanic 89,638 79.85%
American Indian and Alaska Native Alone - Non Hispanic 9,798 8.73%
Asian Alone - Non Hispanic 1,308 1.17%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 91 0.08%
Two Or More Races - Non Hispanic 3,802 3.39%