Sumadel National High School is a public high school located in Tinglayan, Kalinga. With a mission to provide quality education to the students of the region, Sumadel National High School offers a diverse range of academic programs and extracurricular activities to cater to the individual needs and interests of its students. The school is dedicated to fostering a supportive and inclusive learning environment that encourages critical thinking, creativity, and personal growth. With a team of experienced and dedicated educators, Sumadel National High School is committed to empowering its students to reach their full potential and become responsible and successful members of society.

In addition to its strong academic curriculum, Sumadel National High School also prioritizes the holistic development of its students by offering various sports, arts, and community service programs. The school values collaboration, respect, and integrity, and strives to instill these values in its students through its comprehensive education approach. Sumadel National High School takes pride in its commitment to excellence and looks forward to continuing to make a positive impact on the lives of the students and community it serves.