Mineral County is named for the large amount of minerals found in the county.
Surrounding County Courthouses:
N – Sanders County
E – Sanders County and Missoula County
S – Missoula County and Clearwater County, Idaho
W – Clearwater County, Idaho and Shoshone County, Idaho
Created: August 7, 1914 
County Seat:
Superior 1914 – present
County Courthouse – Superior
Location: 300 River Street / 3rd Avenue East
Built: 1920
Style: Colonial Revival and Georgian Revival
Architect: Whitehouse and Price of Spokane, Washington
Contractor: F E Petersen of Spokane, Washington
Description: The building faces west and is a two story red colored brick and concrete structure. The building is located on landscaped grounds in the center of Superior. The west front has a large portico supported by four white colored columns rising to a pediment at the roof line. The first story windows are arched with white colored trim. On the center of the hipped roof is a square white colored wood cupola. The courtroom is located on the second story. The building houses the County District Court of the 4th Judicial District and County Justice Court. An addition was constructed in 1994.
See: The 4th Judicial District includes Mineral County and Missoula County.
History: The county was created in 1914 and Superior was selected as the county seat. The county probably rented office premises. The first and present courthouse was constructed in 1920
County Courthouse – Superior
Photos taken 2009