Modoc County is named for the Modoc Native American people.
Surrounding County Courthouses:
N – Klamath County, Oregon and Lake County, Oregon
E – Washoe County, Nevada
S – Lassen County and Shasta County
W – Siskiyou County
Created: February 17, 1874 
County Seat:
Alturas 1874 – present
County Courthouse – Alturas
Location: 205 South East Street /East North Street
Built: 1914 – 1915
Style: Classical Revival
Architect: Frederic J DeLongchamps of Reno, Nevada
Contractor: W N Concannon
Description: The building faces west.and is a two story buff colored brick and concrete structure. The building is located on spacious landscaped grounds in the center of Alturas. The west front has a set of wide steps with a colonnade of six columns with recessed entrance and wide header at the top. On the center of the roof is a copper colored dome. The interior has central staircase and high rotunda under the dome. The County Superior Court courtroom is located on the second story. The building houses the County Superior Court. The building is named as the Robert A Barclay Justice Center.
See: Frederic J DeLongchamps designed the courthouse in Alpine County and Nevada courthouses located in Carson City ( Ormsby County ), Douglas County, Humboldt County, Lander County, Lyon County, Perishing County and Washoe County.
See: The county is located in the 3rd Appellate District Court of Appeal – Sacramento.
History: The county was created in 1874 and Alturas was selected as the county seat. The first courthouse was a long structure used as the community center. The second courthouse was a two story structure built by T B Reese in 1883 to 1884 at Main Street and Water Street. The building was demolished. The third and present courthouse was constructed in 1914 to 1916 at a cost of $90,000.
County Courthouse – Alturas
County Superior Court courtroom
Commissioner’s Meeting Room
Photos taken 2015
Images 17*