In 2017, Brown County, SD had a population of 38.6k people with a median age of 37.3 and a median household income of $53,807. Between 2016 and 2017 the population of Brown County, SD grew from 38,430 to 38,637, a 0.539% increase and its median household income grew from $53,073 to $53,807, a 1.38% increase.
The population of Brown County, SD is 88.6% White Alone, 3.39% American Indian & Alaska Native Alone, and 2.56% Asian Alone. N/A% of the people in Brown County, SD speak a non-English language, and 97.8% are U.S. citizens.
The median property value in Brown County, SD is $152,900, and the homeownership rate is 65.9%. Most people in Brown County, SD commute by Drove Alone, and the average commute time is 12.4 minutes. The average car ownership in Brown County, SD is 2 cars per household.