Sioux County is named for the Sioux Native American tribe who reside in the region.
Surrounding County Courthouses:
N – Grant County and Morton County
E – Emmons County
S – Corson County, South Dakota
W – Adams County and Grant County
Created: September 3, 1914
County Seat:
Fort Yates 1915 – present
County Courthouse – Fort Yates
Location: 300 2nd Avenue / Belden Street
Built: 1980 – 1981
Style: Modern
Architect: Don D Jiran of Bismarck
Contractor: Anderson Guthrie & Carlson of Bismarck
Description: The building faces east and is a one story orange-red colored brick and concrete structure. The rectangular shaped building is located on landscaped grounds to the southwest of the center of Fort Yates. The east front has a recessed entrance and windows. The south side is also recessed. The roof line is flat. In the interior, The County Commissioners Meeting Room is located at the center and is used as the County District Court courtroom. The building houses the County District Court of the South Central Judicial District.
See: The architect, Don D Jiran, also designed the courthouse in Grant County.
See: The South Central Judicial District includes Burleigh County, Emmonds County, Grant County, McLean County, Mercer County, Morton County, Oliver County and Sheridan County.
History: The county was created in 1914 and Fort Yates became the county seat in 1915. The first courthouse was a one story wood frame structure built by Adam Ostrum in 1922. The second and present courthouse was constructed in 1980 to 1981. The Standing Rock Indian Reservation Administration is also located here.
County Courthouse – Fort Yates
Commissioners Meeting Room / County District Court courtroom
Standing Rock Indian Reservation Administration – Fort Yates
Photos taken 2009 and 2023