Duval County is named for William P Duval, who was the first territorial governor.
Surrounding County Courthouses:
N – Nassau County
E – Atlantic Ocean
S – St Johns County and Clay County
W – Baker County and Nassau County
Created: August 22, 1822 
County Seat:
Jacksonville 1822 – present
County Courthouse – Jacksonville
Location: 501 West Adams Street / North Pearl Street
Built: 2009 – 2012
Style: Modern Greek Revival
Architect: KBJ Architects
Contractor: Turner Construction Company
Description: The building faces south and is a seven story concrete, steel and glass structure. The building is located on spacious landscaped grounds in the center of Jacksonville. The south front has a projecting two story center section with columns rising to a pediment. On either side of the center section are low two story sections with curved corners with columns and recessed windows. On the north side rises the main section with a central pediment with glass walls. The roof line is flat. The central entrance lobby rises 188 feet to the top of the building. The building contains 51 courtrooms. The building houses the County Circuit Court of the 4th Judicial District and County Court.
Former County Courthouse – Jacksonville
Location: 330 East Bay Street / South Market Street
Built: 1956 – 1958
Style: Modern
Architect: Reynolds, Smith & Hills
Contractor: The George D Auchter Company
Description: The building faces north and is a seven story concrete and glass structure. The building is located in the center of Jacksonville. The north front of the building has vertical dividers dispersed with small vertical dividers between the windows. There is a concrete canopy over the entrance doors. The sides and rear of the building are buff colored brick with concrete siding on the upper levels which are tired. The building was demolished.
Note: The previous courthouse was designed by Rutledge Holmes and constructed by M T Lewman & Company in 1902. An annex was constructed in 1914. The old courthouse was demolished but the annex remains at 213 East Forsyth Strret and South Market Street..
County Courthouse Annex – Jacksonville
Location: 200 East Bay Street / South Market street
Built: 1960 – 1962
Style: Modern
Architect: Reynolds, Smith & Hills
Contractor: Unknown
Description: The building faces north and is a fifteen story brick, steel, concrete and glass structure. The building is located in the center of Jacksonville and is now vacant.
Old County Courthouse Annex – Jacksonville
Location: 213 East Forsyth Street / South Market Street
Built: 1914 – 1916
Style: Neo-Classical
Architect: Talley & Summer
Contractor: W P Richardson & Company
Description: The building faces south and is a four story stone structure. The building is located in the center of Jacksonville and is named as the Yates Building. In 1902, the third courthouse was designed by Rutledge Holmes and the constructed M T Lewman & Company on the east side of the Annex and In 1914, the Annex was constructed which doubled the size of the courthouse. The 1902 courthouse was demolished and the Annex remains with additions on the east and west sides.
See: The 4th Judicial Circuit includes Clay County and Nassau County.
See: The county is located in the First Judicial District of the Court of Appeal – First Judicial District located in Tallahassee.
History: The county was created in 1822 and Jacksonville was selected as the county seat. The first courthouse was built in 1840’s and was destroyed during the Civil War. The second courthouse was designed by Ellis & McClure and constructed by Thomas W Anderson in 1886. The building was destroyed by fire in 1901. The third courthouse was built in 1914 to 1916 and is still standing. The fourth courthouse was constructed in 1956 to 1958 and was demolished. The fifth and present courthouse was constructed in 2009 to 2012.
County Courthouse – Jacksonville
Former County Courthouse – Jacksonville
County Courthouse Annex – Jacksonville
Courthouse Annex 1914 – Jacksonville
Photos taken 2009 and 2018