Constructed on 70 acres and located in Okatie, SC, the school serves the Lowcountry and continues to add one additional grade each year until students in grades 7-12 are filled. The 28,000-SF academic building is two stories and includes nine classrooms, a chapel, dedicated science labs, art room, technology lab, commons, teacher and student rooms, and media center. Multi-purpose athletic fields are also included. The academic building is supported with load-bearing metal studs, wood floor and roof trusses, and misc. structural steel. The exterior façade consists of a combination of brick and cementitous siding, aluminum storefront and curtain wall, and metal roof panels. An aluminum cross at the building entry welcomes students, staff and visitors into the school.

Following successful completion of the John Paul II Catholic School, the Bishop of Charleston selects Choate to construct its Athletic Center. The athletic facility features basketball and volleyball courts, concessions area, public restrooms and student locker rooms.

The building is constructed of steel framing, with exterior cladding of brick veneer on concrete-unit masonry backup and fiber-cement siding on cold-formed steel stud backing. The roof is a standing seam metal roof. Exterior also includes aluminum-framed storefront with insulated glass units that incorporate a laminated interior lite to resist large missile impact.

Interior furnishings include gymnasium equipment, telescoping bleachers, metal lockers, toilet partitions, and plastic laminate casework. Interior finishes include wood athletic flooring, ceramic tile, vinyl composition tile, acoustical ceiling tile, and painted gypsum board.