Pearl River County is named for the Pearl River which flows along the western edge of the county.
Surrounding County and Parish Courthouses:
N – Marion County and Lamar County
E – Forest County, Stone County and Hancock County
S – Hancock County
W – Saint Tammany Parish, Louisiana and Washington Parish, Louisiana
Created: February 22, 1890
County Seat:
Poplarville 1890 – present
County Courthouse – Poplarville
Location: 200 South Main Street / Willie Street
Built: 1918 – 1920
Style: Neo-Classical
Architect: P J Krouse
Contractor: Dabbs & Wetmore
Description: The building faces east and is a three story yellow colored brick, stone and concrete structure. The building is located on landscaped grounds in the center of Poplarville. The east front has a large porch with four high columns rising to a wide header at the third story, There is ornamentation across the wide header which rises above the roof line.The center section projects from the main building. The red colored roof is sloped at the edge. The courtroom is located on the south side of the second story and has a balcony on the third story. During construction the superintendent was L B Priester. The building was renovated in 2017. The architect was Landry and Lewis Architects of Hattiesburg and the contractor was B W Sullivan Contractor, Inc.
County Courthouse North Annex – Poplarville

Location: 100 South Main Street / Willie Street
Built: 2018 – 2020
Style: Modern
Architect: P J Landry – Lewis – Germany of Hattiesburg
Contractor: Hanco Corporation of Hattiesburg
Description: The building faces east and is a two story yellow colored brick and concrete structure. The building is located on landscaped grounds in the center of Poplarville on the north side of the courthouse. The east front has a projecting center section with three rectangular openings and rising above the roof line. The large windows are square. The roof is hipped. The building is under construction and will house county offices, County Chancery Court and County Youth Court.
Old County Courthouse – Poplarville

Location: 204 Julia Street / Willie Street
Built: 1891 – 1892
Style: Classical
Architect: Camp and Hinton
Contractor: Camp and Hinton
Description: The building faces east and is a one story gray colored stucco and wood structure. The building is located on landscaped grounds in the center of Poplarville on the west side of the courthouse. The building is H shaped with porch at the center of the east front. The windows are vertical and the roof is hipped.
History: The county was created in 1890 and Poplarville was selected as the county seat. The first courthouse was built in 1891 to 1892 at a cost of $48,298 and is still standing. The second and present courthouse was constructed in 1918 to 1920 at a cost of $130,000. The county Courthouse Annex was constructed in 2018 to 2020.
County Administration Building – Picayune

Location: 917 Goodyear Boulevard / Kirkwood Street
Built: 2008 – 2010
Style: Modern
Architect: JH&H Architects of Jackson
Contractor: Jay Van Construction of Hattiesburg
Description: The building faces northeast and is a two story red colored brick and concrete structure. The building is located on landscaped on the northwest side of the center of Picayune. The rectangular shaped building has a central entrance on the northeast front that projects slightly from the building and has glass extending to the top of the second story. The roof is hipped. The building houses the County Court and County Youth Court.

County Courthouse – Poplarville





















County Courthouse North Annex – Poplarville





Old County Courthouse – Poplarville





County Administration Building – Picayune




Photos taken 2011 and 2019