Blanco County, Texas

Blanco County
The Blanco County Courthouse of 1916 was the first permanent courthouse built after the county seat moved to Johnson City in 1890.
Location within the U.S. state of Texas
Texas's location within the U.S.
Coordinates: 30°16′N 98°24′W / 30.27°N 98.4°W / 30.27; -98.4
Country United States
State Texas
FoundedFebruary 12, 1858
Named afterBlanco River
SeatJohnson City
Largest cityBlanco
Area
  Total
713 sq mi (1,850 km2)
  Land709 sq mi (1,840 km2)
  Water4.2 sq mi (11 km2)  0.6%
Population
 (2020)
  Total
11,374
  Density16/sq mi (6.2/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district21st
Websitewww.co.blanco.tx.us

Blanco County (Spanish: "white", /ˈblæŋk/ BLANG-koh) is a United States county located in the U.S. state of Texas. It is located in Central Texas and its county seat is Johnson City.

As of the 2020 census, the population was 11,374.

The county is named for the Blanco River that traverses the county.