Waller County, Texas

Waller County, Texas
The Waller County Courthouse in Hempstead
Location within the U.S. state of Texas
Coordinates: 30°01′N 95°59′W / 30.01°N 95.98°W / 30.01; -95.98
Country United States
State Texas
Founded1873
Named afterEdwin Waller
SeatHempstead
Largest cityPrairie View
Area
 • Total
518 sq mi (1,340 km2)
 • Land513 sq mi (1,330 km2)
 • Water4.4 sq mi (11 km2)  0.8%
Population
 (2020)
 • Total
56,794
 • Density111/sq mi (42.7/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district10th
Websitewww.co.waller.tx.us

Waller County is a county in the U.S. state of Texas. As of the 2020 census, its population was 56,794. Its county seat is Hempstead. The county was named for Edwin Waller, a signer of the Texas Declaration of Independence and first mayor of Austin.

Waller County is included in the Houston-The Woodlands-Sugar Land metropolitan statistical area. It is home of the Prairie View A&M University.