Greer County is named for John Alexander Greer, who was a Governor of State of Texas.
Surrounsing County Courthouses:
N – Beckham County and Washita County
E – Kiowa County
S – Jackson County
W – Harmon County and Beckham County
Created: May 4, 1896 
County Seat:
Mangum 1896 – present
County Courthouse – Mangum
Location: 106 East Jefferson Street / North Oklahoma Avenue
Built: 1906 – 1907
Style: Classical Revival
Architect: Solomon Andrew Layton
Contractor: A O Campbell and L F Lee
Description: The building faces west and is a three story red colored brick, stone and concrete structure. The building is located on spacious landscaped grounds in the center of Mangum. The west front has a center section with three arches on the first story and four Ionic columns rising from the second story to the top of the third story. The first story windows are arched. The building has a partial attic story visible from the front. The sides have triangular pediments centered above the four columns. The roof is hipped. The courtroom is located on the northeast side of the first story. The third story has been closed and is not used. On the east side of the courthouse is the County Courthouse Annex.
Note: The courthouse originally had an elaborate copper covered dome centered on the top, but, it was removed in the 1940s because the weight of the dome caused structural damage to the building.
See: The architect, Layton and Forsyth ( and associated firms ), designed courthouses in Beckham County, Carter County, Creek County, Grady County, Harmon County, Jefferson County, McIntosh County, Muskogee County, Okfuskee County, Oklahoma County, Pittsburg County and Washita County.
See: The 3rd Judicial District includes Harmon County, Jackson County, Kiowa County and Tillman County.
History: The county was created in 1896 and Mangum was selected as the county seat. The county rented space in several buildings in Mangum. The first and present courthouse was constructed in 1906 to 1907.
County Courthouse – Mangum
County Courthouse Annex – Mangum
Photos taken 2010 and 2016