Brown County, a political subdivision of the State of South Dakota, was officially established on the 20th of July 1880. Brown County, located in the northeastern part of South Dakota, offers such attractions as the Dacotah Prairie Museum(featuring Indian Culture and Artifacts; Life on the Prairie), Centennial Village (creating a Pioneer Town atmosphere), Pari-Mutual Horse Racing (three weekends in May), Brown County Fair (largest County Fair in the region), Richmond Lake Youth Camp (Main Lodge, Dormitories, Camping beside a beautiful lake). Aberdeen, the third largest city in South Dakota, is the county seat and the center of commerce for the region.
County News
ALL LOADS ENTERING THE LANDFILL MUST BE COVERED AND SECURE.
This means end gates / side gates must be up and loads must be securely fastened to the trailer or vehicle they are transported i
In September 2021 Brown County selected HMN Architects, Inc. to evaluate the jail needs and prepare information to allow the county to evaluate 5 options.
County Events
Commission Meetings
There will be no Commission Meeting on Tuesday, November 11, 2025 due to the Veteran's Day Holiday.
Brown County Offices will also be closed on Tuesday, November 11, 2025 due to Veteran's Day Holiday.