Its buildings were designed by the noted architectural firm Guilbert and Betelle and constructed in the French-Gothic style.

New Rochelle High School's buildings are situated at the rear of a plot of land, fronted by two lakes, and Huguenot Park.

[6] A white, marble, World War II Marines Memorial is located near the causeway leading to the High School from North Avenue.

[7] The school's campus was designed in the French-Gothic style by the architectural firm Guilbert and Betelle.

The planetarium can hold 84 viewers and uses a Spitz Scidome, a 360-degree full-dome video projector with ATM-4 automation and a 5.1 surround sound audio system.

[16] In 2019, a student named Z'Inah Brown was sentenced to 17 years in prison for her actions in the January 2018 incident.

In each community, ninth and tenth grade students in are teamed with teachers in English, social studies, mathematics, and science.

These teacher-student 'teams' remain intact for ninth and tenth grades to provide continuity for students and staff.