Brown County, county in South Dakota, United States. As of 2020 county had an estimated population of 38,738 inhabitants. The county was created 143 years ago in 1881. Its county seat is Aberdeen.
There are 1 city/town in Brown County, SD. The largest city of Brown County is Frederick with a population of 61.
List of cities, towns, neighborhoods & other populated places in Brown County.
City Name | Title | Population |
---|---|---|
Frederick | Town in Brown County, South Dakota, United States | 61 |