The high school library is a fully air-conditioned room located at the second floor of the administration building. It houses more than 35,000 books including books published in the year 1914.

The Electronics laboratory is located at the 3rd floor of the high school building. It is equipped with the latest electronics tools and updated visual aids.

The high school Jubilee Garden was built to commemorate the 40th founding anniversary of the school. This is located in between the administration and high school buildings. It is often used for cooperative learning activities.

The high school covered court has been the venue for commencement exercises of high school students up until the construction of the newest gym. Nowadays, this place is being used as a venue for the different school activities.

Marist school has two (2) computer laboratory for high school students both located at the 3rd floor of the high school building. Each computer laboratory houses 50 computer units.

Marist School has a two-storey science building with 6 rooms namely General Science Room, Biology Room, Chemistry Room, Physics Room and Preparation Rooms I and II.

Marist School has a two-storey science building with 6 rooms namely General Science Room, Biology Room, Chemistry Room, Physics Room and Preparation Rooms I and II.

Another key facility in Marist School’s excellent sports program, is the junior-sized Olympic swimming pool. When it was constructed in 1982, it was the first of its kind in Marikina City. The swimming pool is used during the P.E classes of the students.

Among the other sports facilities present in Marist School, the two tennis courts serve as a training ground for students and faculty members. It is located near the swimming pool.

The indoor gymnasium was constructed during school year 2008-2009. The gymnasium/auditorium has a seating capacity of 1000 which is why it is the official venue for school-wide functions. Recently, it hosted the 2014 ASEAN Schools basketball tournament.

The Chapel of the Magnificat is a two-storey tent-like structure whose altar was designed by the national artist, Abdulmari “Toyme” Imao,  a Marist alumnus. Since its construction in 2001, the chapel has been a significant landmark of Marist School. It has served as a venue for Eucharistic celebrations of the Marist community. It also houses the office of the Campus Ministry and the Youth Development Center.

The testing room is located at the grade school building, adjacent to the guidance offices of the grade school guidance counselors. This serves as the venue for admission tests and other guidance activities.

The Marist Bookstore was built to provide students a store where they can purchase school supplies. This establishment is located beside the Marist Canteen.

The Marist School amphitheater was constructed to commemorate the 40th founding anniversary of the school. Incidentally, it was also the site of the launching ceremonies of the school’s 50th year anniversary.

The Brothers house is the very first structure built in the campus. It has been an iconic image of the Marist brothers presence in the school.

The school clinic is located at the basement of the administration building. It has a reception area, two (2) rooms for medical and dental consultation, isolation rooms for students and employees, and cubicles with five beds.

The waiting area is a long covered area which stretches from the main gate of Marist (gate 4) up to the Grade School Science Building.

This is the area assigned for pupils/students waiting for their school service.

The Marist Music and Arts Center is a two-storey building. The ground floor has 10 rooms for a one-on-one training on musical courses offered by Marist School. It also has 2 classroom-sized rooms for music lecture. The upper floor is a multi-purpose area equipped with a stage and a dressing room.

The mini forest was inaugurated on September 1, 2015. It is home to 25-year old Mahogany trees that line the pebble stone pathway.