In 2022, Mellette County, SD had a population of 1.99k people with a median age of 36.3 and a median household income of $41,397. Between 2021 and 2022 the population of Mellette County, SD grew from 1,916 to 1,989, a 3.81% increase and its median household income grew from $35,726 to $41,397, a 15.9% increase.
The 5 largest ethnic groups in Mellette County, SD are American Indian & Alaska Native (Non-Hispanic) (62.2%), White (Non-Hispanic) (32.2%), Two+ (Non-Hispanic) (4.22%), American Indian & Alaska Native (Hispanic) (0.654%), and Black or African American (Non-Hispanic) (0.251%).
None of the households in Mellette County, SD reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Mellette County, SD are U.S. citizens.
In 2022, the median property value in Mellette County, SD was $60,700, and the homeownership rate was 56.5%.
Most people in Mellette County, SD drove alone to work, and the average commute time was 15.6 minutes. The average car ownership in Mellette County, SD was 3 cars per household.
Mellette County, SD borders Bennett County, SD, Jackson County, SD, Jones County, SD, Lyman County, SD, Todd County, SD, and Tripp County, SD.