Allendale County is named for the Allen family who resided in the area.
Surrounding County Courthouses:
N – Barnwell County
E – Bamberg County
S – Hampton County
W – Screven County, Georgia and Burke County, Georgia
Created: February 6, 1919 
County Seat:
Allendale 1919 – present
County Courthouse – Allendale
Location: 402 Memorial Avenue North / Pine Street
Built: 1921 – 1922
Style: Neo-Classical
Architect: G Lloyd Preache
Contractor: A J Krebs and Company
Description: The building faces south and is a two story buff colored brick and limestone structure. The building is located on spacious landscaped grounds in the center of Allendale. The south front has a large portico with four columns rising to a wide header above the second story. Behind the header is a pediment rising above the roof line. The center section projects from the main building. The roof line is flat. On the north side is an attacked court building completed in 2004 to 2005 which contains the large County Circuit Court courtroom on the second story. The building houses the County Circuit Court, County Family Court and County Probate Court of the 14th Judicial Circuit. The.restoration and addition architect was Watson, Tate, Savoy Architects Inc.
Note: On May 18, 1989 a fire destroyed the building and it was rebuilt in 2005.
See: The 14th Judicial Circuit includes Beaufort County, Colleton County, Hampton County and Jasper County.
History: The county was created in 1919 and Allendale was selected as the county seat. The first court met in the City Hall. The present courthouse is the first and only courthouse erected in the county.
County Courthouse – Allendale
County Circuit Court courtroom
Photos taken 2008, 2014 and 2020