Welcome to Mellette County

The Mellette County Courthouse is located at 321 E 4th Street in White River, South Dakota. Office hours are 8:00 a.m. to 4:00 p.m. Monday thru Friday. This web site includes information about each department in the county and the services provided by each, as well as important information pertaining to the goings on in the courthouse.

County News

The Treasurer’s office will be closing every Tuesday at 12:30 until further notice.

Meetings

Commissioner Meeting March 3 – 9:00am

Public Notices

  • Click here to view offices up for election in 2026.
  • Click here to view the Mellette County Burn Ban Resolution
  • Building Permits are now required before any building can be constructed, moved, or altered in the county.