Glasscock County Independent School District (Glasscock County ISD) is a public school district located in Garden City, Texas. The district serves approximately 293 students across two campuses:

Garden City Elementary School: Serving grades Pre-K through 5.
Garden City High School: Serving grades 6 through 12.
Glasscock County ISD is committed to providing a comprehensive education that prepares students for success in an ever-changing world. The district offers a variety of programs to meet the diverse needs of its students, including special education services and extracurricular activities. Notably, Garden City High School participates in six-man football and maintains a band program, distinguishing it as one of the smallest schools in Texas to offer such programs.

The district's mission is to create a supportive learning environment that nurtures positive self-esteem and physical well-being while enabling students to reach their fullest academic and social potential. Glasscock County ISD's commitment to excellence is reflected in its accountability ratings; for the 2021–2022 school year, the district received an "A" rating from the Texas Education Agency, indicating high performance in areas such as student achievement and school progress.