Karnes City, Texas

Karnes City, Texas
Welcome sign at Karnes City
Location of Karnes City, Texas
Coordinates: 28°53′N 97°54′W / 28.883°N 97.900°W / 28.883; -97.900
CountryUnited States
StateTexas
CountyKarnes
Named afterHenry Karnes
Area
  Total
2.31 sq mi (6.00 km2)
  Land2.29 sq mi (5.92 km2)
  Water0.03 sq mi (0.08 km2)
Elevation
430 ft (131 m)
Population
 (2020)
  Total
3,111
  Density1,479.88/sq mi (571.32/km2)
Time zoneUTC-6 (Central (CST))
  Summer (DST)UTC-5 (CDT)
ZIP code
78118
Area code830
FIPS code48-38452
GNIS feature ID1360493
Websitecityofkctx.com

Karnes City is a city in and the county seat of Karnes County, Texas, United States. Its population was 3,111 at the 2020 census, up from 3,042 at the 2010 census. The town was named after Henry Karnes of the Texas Revolution. Karnes is 24 miles (39 km) southeast of Floresville and 54 miles (87 km) southeast of San Antonio on U.S. Highway 181.