Sierra Blanca, Texas

Sierra Blanca, Texas
County Seat and Unincorporated community
Sierra Blanca with "SB" on mountain in the background
Coordinates: 31°11′00″N 105°20′22″W / 31.18333°N 105.33944°W / 31.18333; -105.33944
Country	United States
State	Texas
County	Hudspeth
Area [1]
• Total	4.8 sq mi (12.4 km2)
• Land	4.7 sq mi (12.3 km2)
• Water	0.04 sq mi (0.1 km2)
Elevation [2]	4,479 ft (1,365 m)
Population  (2020)[3]
• Total	315
• Density	66.2/sq mi (25.6/km2)
Time zone	UTC-7 (Mountain (MST))
• Summer (DST)	UTC-6 (MDT)
ZIP code	79851
Area code	915
FIPS code	48-67772[4]
GNIS feature ID	2408735[2]

Sierra Blanca is an unincorporated area in Hudspeth County, Texas, United States. It is also the county seat of the county and the namesake of a census-designated place (CDP) in which it is located.^[5] The town is part of the Trans-Pecos region of far West Texas, is located northeast of the Mexican border and is within the Mountain Time Zone. As of the 2020 census, its population was 315.^[3]

The town accommodates travelers between Van Horn and El Paso along Interstate 10, which is the main route that connects Texas from west to southeast. The town was named for the nearby Sierra Blanca Mountain, which was in turn named for the white poppies that grew there (sierra blanca is Spanish for "white mountain").^[6][7] The letters "SB" can be seen on a nearby mountain from Interstate 10.