The school serves the town of Texline and unincorporated portions of Dallam County, an area of approximately 600 square miles (1,600 km2) of the northern and western portions of Dallam County.

[3] It provides both primary and secondary education at its single campus, with 13 grades (including one Pre-K).

[2] The current (as of 2008) president of the district administration is Jody Bezner,[4] and the superintendent is Gary Laramore Jr.[5] Texline ISD has earned the state's highest Financial Integrity Rating of Superior Achievement more than once.

[7] In 2015, the school and district were rated "Met Standard" by the Texas Education Agency.

[8] On October 3, 1891 the County Commissioners appropriated $240 out of the general fund for the purpose of "establishing and maintaining a public school at the town of Texline".