Stephenville is a city in and the county seat of Erath County, Texas, United States. The population was 20,797 in 2017 according to the U.S. Census Bureau. Founded in 1856, it is home to Tarleton State University. Stephenville is among several communities that call themselves the "Cowboy Capital of the World".
Tarleton State University
Four or more years; Public; $13,752 average out-state tuition; $4,008 average in-state tuition