Aurora County Demographics

A map of Aurora County's Population by Race

Aurora County, South Dakota had a population of 2,747 in 2020. It was 87.7% White, 0.5% Black, 0.5% Asian, 8.0% Hispanic, 1.4% Native American/Other, and 2.0% Multiracial. This map presents the population of Aurora County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Aurora County is the 51st most populous county of the 66 counties in South Dakota.

Aurora County's White Population

2,409 residents of Aurora County identify as White, or 87.7%. This makes the White share of the population of Aurora County slightly larger than the White share of the population of South Dakota (79.6% White). Of the 66 counties in South Dakota, Aurora County is ranked #34 in terms of White residents as a share of the population.

Aurora County is more White than neighboring Charles Mix County (61% White), and Brule County (82.7% White). Aurora County is less White than neighboring Jerauld County (92.9% White), Douglas County (93.6% White), and Davison County (88.3% White).

Aurora County's Black Population

14 residents of Aurora County identify as Black, or 0.5%. This makes the Black share of the population of Aurora County roughly similar to the Black share of the population of South Dakota (2% Black). Of the 66 counties in South Dakota, Aurora County is ranked #15 in terms of Black residents as a share of the population.

Aurora County is more Black than neighboring Jerauld County (0% Black), Douglas County (0.2% Black), and Charles Mix County (0.2% Black). Aurora County is less Black than neighboring Davison County (0.6% Black).

Aurora County's Asian Population

13 residents of Aurora County identify as Asian, or 0.5%. This makes the Asian share of the population of Aurora County roughly similar to the Asian share of the population of South Dakota (1.5% Asian). Of the 66 counties in South Dakota, Aurora County is ranked #25 in terms of Asian residents as a share of the population.

Aurora County is more Asian than neighboring Jerauld County (0.2% Asian), Douglas County (0.1% Asian), and Charles Mix County (0.3% Asian). Aurora County is less Asian than neighboring Davison County (0.6% Asian).

Aurora County's Hispanic Population

219 residents of Aurora County identify as Hispanic, or 8.0%. This makes the Hispanic share of the population of Aurora County roughly similar to the Hispanic share of the population of South Dakota (4.4% Hispanic). Of the 66 counties in South Dakota, Aurora County is ranked #2 in terms of Hispanic residents as a share of the population.

Aurora County is more Hispanic than neighboring Jerauld County (4.4% Hispanic), Douglas County (1.9% Hispanic), Davison County (4.6% Hispanic), Charles Mix County (2.4% Hispanic), and Brule County (2% Hispanic).

Aurora County's Native American/Other Population

38 residents of Aurora County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.4%. This makes the Native American/Other share of the population of Aurora County slightly less than the Native American/Other share of the population of South Dakota (8.7% Native American/Other). Of the 66 counties in South Dakota, Aurora County is ranked #46 in terms of Native American/Other residents as a share of the population.

Aurora County is more Native American/Other than neighboring Jerauld County (0.7% Native American/Other), and Douglas County (1.2% Native American/Other). Aurora County is less Native American/Other than neighboring Davison County (3.2% Native American/Other), Charles Mix County (32.3% Native American/Other), and Brule County (9.6% Native American/Other).

Aurora County's Multiracial Population

54 residents of Aurora County identify as Multiracial, or 2.0%. This makes the Multiracial share of the population of Aurora County roughly similar to the Multiracial share of the population of South Dakota (3.9% Multiracial). Of the 66 counties in South Dakota, Aurora County is ranked #57 in terms of Multiracial residents as a share of the population.

Aurora County is more Multiracial than neighboring Jerauld County (1.8% Multiracial). Aurora County is less Multiracial than neighboring Douglas County (2.9% Multiracial), Davison County (2.7% Multiracial), Charles Mix County (3.7% Multiracial), and Brule County (4.6% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.