The LTA Junior High School (JHS) Department offers K-12 Curriculum addresses to Grades 7 - 10 of the Philippine basic education system. This department adopts multi learning and teaching methods that will help learners in achieving their goals.

Through innovative and child-centric learning, the department educates and forms future nation builders who are characterized by discipline, analytical and ordered in their judgment, critical while being open to new ideas, receptive to the concerns of the human person and the larger community, animated by the pursuit of excellence and the spirit of service to others.