In 2018, Butte County, SD had a population of 10.2k people with a median age of 40.5 and a median household income of $44,387. Between 2017 and 2018 the population of Butte County, SD declined from 10,194 to 10,177, a -0.167% decrease and its median household income declined from $44,786 to $44,387, a -0.891% decrease.
The 5 largest ethnic groups in Butte County, SD are White (Non-Hispanic) (91.6%), White (Hispanic) (2.73%), American Indian & Alaska Native (Non-Hispanic) (2.31%), Two+ (Non-Hispanic) (1.83%), and Black or African American (Non-Hispanic) (0.668%). 0% of the households in Butte County, SD speak a non-English language at home as their primary language, and 99.6% of the residents in Butte County, SD are U.S. citizens.
In 2018, the median property value in Butte County, SD was $130,900, and the homeownership rate was 75.1%. Most people in Butte County, SD drove alone to work, and the average commute time was 17.8 minutes. The average car ownership in Butte County, SD was 2 cars per household.