San Jacinto County, Texas

San Jacinto County
The San Jacinto County Courthouse in Coldspring
Location within the U.S. state of Texas
Texas's location within the U.S.
Coordinates: 30°35′N 95°10′W / 30.58°N 95.16°W / 30.58; -95.16
Country United States
State Texas
Founded1870
Named afterBattle of San Jacinto
SeatColdspring
Largest cityShepherd
Area
  Total
628 sq mi (1,630 km2)
  Land569 sq mi (1,470 km2)
  Water59 sq mi (150 km2)  9.3%
Population
 (2020)
  Total
27,402
  Density44/sq mi (17/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district8th
Websitewww.co.san-jacinto.tx.us

San Jacinto County (/ˌsæn əˈsɪnt/ SAN jə-SIN-toh) is a county in the U.S. state of Texas. As of the 2020 census, its population was 27,402. Its county seat is Coldspring. The county's name comes from the Battle of San Jacinto which secured Texas' independence from Mexico and established a republic in 1836.