Jones County is named for the original settlers who came from Jones County in Iowa.
Surrounding County Courthouses:
N – Stanley County
E – Lyman County
S – Mellette County
W – Jackson County and Haakon County
Created: January 15, 1917 
County Seat:
Murdo 1917 – present
County Courthouse – Murdo
Location: 310 Main Street / East 3rd Street
Built: 1976 – 1977
Style: Modern
Architect: Ward Whitwan of Sioux Falls
Contractor: Harvey Wald of Pierre
Description: The building faces west and is a two story concrete and glass structure. The building is located on landscaped grounds and sits on the side of a slope in the center of Murdo. The west front has a central recessed entrance. Blue-grey colored concrete divides the windows on the second story. The roof line is flat. In the interior the County Circuit Court courtroom is located on the east side of the first story. The building houses the County Circuit Court of the 6th Judicial Circuit and the County Magistrate Court.
See: The 6th Judicial Circuit includes Bennett County, Gregory County, Haakon County, Hughes County, Hyde County, Jackson County, Jones County, Lyman County, Mellette County, Potter County, Stanley County, Sully County, Todd County and Tripp County.
History: The county was created in 1917 and Murdo was selected as the county seat. The first courthouse was a two story frame structure built in 1917. The second and present courthouse was constructed in 1976 to 1977.
County Courthouse – Murdo
County Circuit Court courtroom
Commissioner Minutes – contractor
Photos taken 2009 and 2010