In 2020, Fall River County, SD had a population of 6.72k people with a median age of 54.4 and a median household income of $51,383. Between 2019 and 2020 the population of Fall River County, SD declined from 6,747 to 6,721, a −0.385% decrease and its median household income grew from $50,588 to $51,383, a 1.57% increase.
The 5 largest ethnic groups in Fall River County, SD are White (Non-Hispanic) (84.5%), American Indian & Alaska Native (Non-Hispanic) (7.04%), Two+ (Non-Hispanic) (5.12%), White (Hispanic) (1.7%), and Asian (Non-Hispanic) (1.19%).
None of the households in Fall River 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.
99.3% of the residents in Fall River County, SD are U.S. citizens.
In 2020, the median property value in Fall River County, SD was $136,800, and the homeownership rate was 74.5%.
Most people in Fall River County, SD drove alone to work, and the average commute time was 20.7 minutes. The average car ownership in Fall River County, SD was 2 cars per household.