Unemployment Rate in Brown County, SD was 2.90% in February of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Brown County, SD reached a record high of 8.40 in April of 2020 and a record low of 1.60 in October of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Brown County, SD - last updated from the United States Federal Reserve on May of 2024.