Duval County, Texas

Duval County
The Duval County Courthouse in San Diego
Location within the U.S. state of Texas
Texas's location within the U.S.
Coordinates: 27°41′N 98°31′W / 27.68°N 98.52°W / 27.68; -98.52
Country United States
State Texas
Founded1876
Named afterBurr H. Duval
SeatSan Diego
Largest citySan Diego
Area
  Total
1,796 sq mi (4,650 km2)
  Land1,793 sq mi (4,640 km2)
  Water2.1 sq mi (5 km2)  0.1%
Population
 (2020)
  Total
9,831
  Density5.5/sq mi (2.1/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district28th
Websitewww.co.duval.tx.us

Duval County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 9,831. Its county seat is San Diego. The county was founded in 1858 and later organized in 1876. It is named for Burr H. Duval, a soldier in the Texas Revolution who died in the Goliad Massacre.