Formerly, the High School Department of SSC-R, Manila was an exclusive school for male students then in 1986, it began to admit the female students. It made SSC-R, Manila completely co-educational in all departments.
The neo-gothic edifice of St. Ezekiel Moreno Building was built in 1958, previously known as the High School Building. It featured the era’s finest auditorium- one of the city’s best with projectors, revolving stage and state of the art facilities. The auditorium (seating capacity- 1,200) serves as a venue for college activities. It is available to the public for various affairs. The St. Ezekiel Moreno Chapel is conveniently located at the ground floor of the building. The building is named after St. Ezekiel, patron of cancer patients and the patron saint of the Augustinian Recollects of the Philippine Province, while the auditorium is offered to Fr. Diego Cera, OAR, the ingenious mind behind the famous Bamboo Organ of the Las Piñas Parish Church.
Today, the Junior High School boosts its spacious and fully air-conditioned classrooms equipped with projectors, bulletin boards and steel lockers for students. It also exhibits the Library, Instructional Media Center (IMC), Audio-Visual Room (AVR), Conference Room, three (3) science laboratories, three (3) computer laboratories, Home Economics, P.E. Room, MAPEH Room, Scouting Room, Satellite Clinic and the office of the Supreme Student Government (SSG). The spacious school canteen is found at St. Monica Building while the fully equipped medical/dental clinic with licensed physician, dentists and nurses trained especially in school emergencies, is found at the annex of the Administrative Building.
Incorporating the social outreach program, SCDEO (Sebastinian Community Development and Extension Office) formerly SOFI on May 2004, has allowed the employees (teaching and non-teaching personnel) and students to participate in the community building activities. Seminars, distribution of goods, financial support and spiritual programs are extended to orphanages, charitable institutions, local government units and other parishes. It has introduced sustainable and long term community programs to its adopted barangays to help residents become self-reliant and the community self-sufficient.
Students of the JHS have given the school honor and prestige through their remarkable success in off-campus competitions and excellent demonstrations in other co-curricular and extra-curricular activities. In sports, SSC-R, Manila has established commendable NCAA records and championships in basketball, volleyball, chess, swimming and track and field in the Junior Division.
The Junior High School Department enjoys the Level III Accreditation from the Philippine Accrediting Agency of Schools, Colleges, and Universities (PAASCU) since 2009 and still vows to continue fulfilling the school’s mission, vision and its objectives for the greater glory of God and for the Filipinos beyond the 21st century.