San Isidro National High School (Alcantara) is a public high school located in San Lorenzo Ruiz (Imelda), Camarines Norte. Committed to excellence in education, our dedicated faculty and staff work tirelessly to provide a supportive and nurturing environment for our students to thrive. With a focus on academic achievement, character development, and community involvement, we aim to prepare our students to be well-rounded individuals ready to take on the challenges of the future. Our school offers a wide range of programs and extracurricular activities to cater to the diverse interests and talents of our students, ensuring that each student has the opportunity to succeed and reach their full potential. At San Isidro National High School (Alcantara), we are proud to be shaping the leaders of tomorrow.