Campus Map

Welcome to Columbia Grammar & Preparatory School!  

Our campus boasts 200,000 square feet for facilities, spread across 12 buildings and three city blocks and steps from Central Park. CGPS features 6,500 square feet of outdoor space for our Grammar School students, a dedicated building and rooftop playgrounds for our Middle Schoolers and plenty of room for cutting-edge innovation in classrooms as well as athletics and arts spaces for Prep Schoolers. Come visit us! You can sign up for an open house or a spring tour on our Admission page. In the meantime, get a glimpse inside our buildings below.

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Kids begin lessons in prekindergarten in our 4-lane, 60-foot-long pool. To learn more, visit our signature program page.


Whether analog or digital, GS students foster their creative and technological passions here. To learn more about our STEAM program, visit our signature program page.

Roof Garden and Science Labs

Our light-filled GS science labs look out onto our innovative roof garden, where some of the plantings are tied to the social studies curriculum. 

Chess Lab

Our nationally-recognized chess program starts in kindergarten in the GS’s dedicated chess room. To learn more, visit our signature program page.

The Center

The lively hub of our Grammar School, this multi-purpose space hosts parent mornings, indoor recess, author visits and after school programming, among other events.

Recess Yards

Three multi-level recess yards, nestled between our brownstones with a canopy of trees, make up part of the 6,500 square feet of outdoor space available to our GS students every day.

GS Library

Over 16,000 books and two dedicated librarians make this library a book-lover’s dream.

STEAM Innovation Lab

A state-of-the-art robotics and computer lab with our brand new in-floor projection system providing dynamic, gamified robotics obstacle courses. 

Middle School Theater

A newly-renovated black box theater is dedicated for use by the Middle School, and hosts productions and the MS band and orchestra practice.

MS Library

An airy haven on the 5th floor of the Middle School building, the library hosts both author visits and seminar-style classes, including the signature CIRS program. Learn more here.

Rooftop Playground

A large space, with beautiful city views, is dedicated entirely to the students in the MS, students have the opportunity for a much-appreciated break for physical activity and socializing during the course of their academic day.

36 West 93 Arts Floor

The Prep School’s in-depth studio arts program includes studios dedicated to painting and drawing, digital and film photography, stop-motion animation, video, ceramics and metalworking. Learn more about the arts program here

Music Center

Instrumental lessons, chorus, orchestra and many other vocal and instrumental groups, including concert chorale, women’s chamber ensemble and jazz improvisation are offered during the school day in our Music center. Learn more about our music program here.

Dance Studio

This room provides dedicated space for the extensive dance and choreography curriculum, as well as a calm spot for yoga practice. Learn more here.

Student Lounge

This open space encourages balance and celebrates intergenerational community among the students in grades 9 to 12 who use it as a place to socialize, enjoy snacks and downtime between classes during the course of their academic day.

PS Library and Media Center

The 2,300 square foot, two-story library and media center is dedicated to quiet study and research. Computers, laptops and over 20,000 books support the curriculum.


Four gymnasiums, a swimming pool, an athletic training room and a state of the art weight room, with both cardiovascular and weight training machines, house CGPS’s athletic program. Learn more about our athletics program here

PS Theater

This 192-seat professional-level theater is the ideal home for our extraordinary performing arts programming. Learn more here.

Robotics Lab

Home to our ninth grade robotics and computer science program.

Swimming Pool
Rooftop Garden and Science
The Center
Recess Yards
STEAM Inovation Lab
Middle School Theater
Rooftop Playground
Art Studios
Student Lounge
Robotics Lab