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Butte County

Butte County is named for the buttes rising from the Snake River Plain.


Surrounding County Courthouses: 

N – Custer CountyLemhi County and Clark County

E – Clark CountyJefferson County and Bingham County

S – Bingham County and Blaine County

W – Custer County


Created:  February 6, 1917                                                        Map of Idaho highlighting Butte County

County Seat: 

Arco  1917 – present


County Courthouse Annex – Arco 


Location:  326 West Grand Avenue / North Water Street

Built:  1946 – 1947

Style:  Federal

Architect:  Unknown

Contractor:  Unknown


Description:  The building  faces southeast and is a two story red colored brick and concrete structure. The building is located on landscaped grounds in the center of Arco to the siuthwest of the courthouse. The building has a raised basement and the southeast section extends to the street with a glass entrance. Two narrow horizontal belts run below the flat roof line. The building was the Veterans Memorial Building until converted to the courthouse and named as the Butte County Memorial Annex. The County District Court courtroom is located on the northwest side of the first story. The building houses the County District Court and County Magistrate Court of the 7th Judicial District.


County Courthouse – Arco 



Location:  256 West Grand Avenue / North Idaho Street

Built:  1919 – 1920

Style:  Federal

Architect:  Utah Construction Canal Limited

Contractor:  Utah Construction Canal Limited


Description:  The building  faces southeast and is a one story red colored brick and wood  structure. The building is located on landscaped grounds in the center of Arco. The roof is hipped. The building is the administration building. The court now sits in the  Butte County Memorial  Annex located to the southwest.


Note:  The County purchased the building from the Utah Construction Canal Limited on May 1, 1934 at a cost of $1166. In 1941 a contract was awarded to Martin Hanni to paint the building at a cost of $265.


See:  The 7th Judicial District includes Bingham CountyBonneville CountyClark CountyCuster CountyFremont CountyJefferson County, Lemhi County, Madison County and Teton County.


History:  The county was created in 1917 and Arco was selected as the county seat. The county used rented premises and in 1934 purchased the first and present courthouse which had been constructed in 1919 to 1920. The court moved to the Butte County Memorial Annex.



County Courthouse Annex – Arco







County District Court courtroom





County Courthouse – Arco







Craters of the Moon National Monument







Photos taken 1970, 2011 and 2015