Gatesville is a city in Coryell County in Central Texas, United States of America. The population was 15,591 at the 2000 census. It is the county seat of Coryell County. Gatesville is home to the Mitchell Collection that is said to be the largest spur collection in the world and earned Gatesville the title "Spur Capital of Texas", as well as one of the last fully operational, full-time drive-in theaters in Texas. In 2000, The Gatesville Hornets won the Texas State 3A High School Football Championship.