Sioux County offices and records
Sheriff & Law Enforcement. Sioux County Sheriff's Office is responsible for maintaining law and order in Sioux County.
Police Departments. Law enforcement in Sioux County is primarily provided by Sioux County Sheriff's Office.
Law Enforcement & Arrests. Due to Sioux County's location entirely within the Standing Rock Indian Reservation, the Standing Rock Law and Order Department maintains primary jurisdiction over many law enforcement matters involving tribal members and reservation lands, operating under federal Public Law 280 provisions and tribal codes. Inmate lookups can be conducted by contacting the Sheriff's Office directly. Mugshots and booking photos may be available through the Sheriff's Office, though tribal law enforcement records may be governed by separate tribal privacy codes.
Arrest Records. Arrest records in Sioux County are maintained by Sioux County Sheriff's Office. Residents and attorneys can request arrest records by contacting the Sheriff's Office directly.
Jail & Inmate Records. Inmate lookup is available through the Sheriff's Office, allowing family members and legal representatives to find information about current detainees.
Mugshots & Booking Photos. Mugshots in Sioux County are taken and retained by Sioux County Sheriff's Office during the booking process.