Calhoun High School offers a variety of educational programs. It has an enrollment of more than 1,000 students in grades nine through 12. It is a public school that is located in Port Lavaca, Texas. The school provides various subjects, such as language and fine arts, science, accounting, business education, computers, math, and health and physical education. It has a library and learning center that offers a variety of course-related books and notes. The school also has special and community education division that organizes various social and cultural activities in the school. It additionally provides other services that include preschool care and elective study programs.