Tri Valley High School is affiliated with the Tri Valley School District. Located in Colton, S.D., Tri Valley High School offers classes from grades nine through 12. Its curriculum includes English, Spanish, social studies, science, math, fine arts, music, computer studies and physical education. It has a parent-teacher association that involves parents in various educational activities of the school. It provides various sports activities, including football, cross-country, cheerleading, wrestling, baseball, basketball, golf, volleyball, softball, and track and field. The school offers a variety of activities, such as student council, school band and choir group. It organizes various events, including field trips, fund-raisers and theatrical productions. Additionally, the school provides library and computer laboratory facilities and cafeteria service for its students.