Population By Race and Ethnicity in Buffalo County, SD in 2019

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the 1,982 population of Buffalo County, South Dakota comprised of 94 people who identified as Hispanic (4.74%), and 1,888 people who identified as Non-Hispanic (95.26%).

Race: The American Indian and Alaska Native Alone population was the largest racial group in Buffalo County, South Dakota with a population of 1,607 (81.08%); White Alone population was the second largest racial group with a population of 306 (15.44%); and Two Or More Races was the third largest racial group with a population of 53 (2.67%).

Ethnicity: The American Indian and Alaska Native Alone - Non Hispanic population was the largest ethnic group in Buffalo County, South Dakota in 2019, with a population of 1,538 (77.6%); the second largest ethnic group was White Alone - Non Hispanic with a population of 293 (14.78%); and the third largest ethnic group was American Indian and Alaska Native Alone - Hispanic with a population of 69 (3.48%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Buffalo, 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 Buffalo County, SD in 2019
Total Population:
Race in Buffalo County, SD in 2019
Total Population:
Ethnicity in Buffalo County, SD in 2019
Total Population:
Population By Race in Buffalo , SD in 2019
Race Population Percentage
Black or African American Alone 13 0.66%
White Alone 306 15.44%
American Indian and Alaska Native Alone 1,607 81.08%
Asian Alone 1 0.05%
Native Hawaiian And Pacific Islander Alone 2 0.1%
Two Or More Races 53 2.67%
Population By Ethnicity in Buffalo , SD in 2019
Ethnicity Population Percentage
Black or African American Alone - Hispanic 2 0.1%
White Alone - Hispanic 13 0.66%
American Indian and Alaska Native Alone - Hispanic 69 3.48%
Asian Alone - Hispanic 0 0%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 10 0.51%
Black or African American Alone - Non Hispanic 11 0.56%
White Alone - Non Hispanic 293 14.78%
American Indian and Alaska Native Alone - Non Hispanic 1,538 77.6%
Asian Alone - Non Hispanic 1 0.05%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 2 0.1%
Two Or More Races - Non Hispanic 43 2.17%