Atascosa County, Texas

Atascosa County
County
The Atascosa County Courthouse in Jourdanton
Location within the U.S. state of Texas
Texas's location within the U.S.
Coordinates: 28°53′N 98°32′W / 28.89°N 98.53°W / 28.89; -98.53
Country United States
State Texas
Founded1856
Named afterAtascosa River
SeatJourdanton
Largest cityPleasanton
Area
  Total
1,221 sq mi (3,160 km2)
  Land1,210 sq mi (3,100 km2)
  Water1.9 sq mi (5 km2)  0.2%
Population
 (2020)
  Total
48,981
  Density40.2/sq mi (15.5/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district28th
Websiteatascosacounty.texas.gov

Atascosa County (/ˌætəsˈksə/ AT-əs-KOH-sə) is a county located in the U.S. state of Texas. It is in South Texas and its county seat is Jourdanton.

As of the 2020 United States Census, its population was 48,981. Atascosa County is part of the San Antonio-New Braunfels metropolitan statistical area.