The Curriculum policies and procedures of the Immaculate Conception School are established by the Superintendent of Schools for the Diocese of Metuchen with the advice and assistance of local school administrators, various curriculum committees and religious community supervisors, and are in keeping with New Jersey State Standards. Guidelines for specific curriculum areas are available for the use of teachers, and for the inspection of parents of students attending Immaculate Conception School. The curriculum guidelines can be found at the Diocese of Metuchen web site.

The curriculum in place at Immaculate Conception School is solidly based in skills and competencies within the following subject areas: mathematics, reading, language arts, social studies and science. In addition, students attend weekly art, music, library, computer and physical education classes. An instrumental program is available to students who wish to participate. Weekly Spanish instruction is offered beginning in Grade 3. Advanced math classes are provided to qualifying seventh and eight grade students.

The spiritual and moral formation of each of its students is the primary goal of Immaculate Conception School and the purpose for its existence. Guidance is offered that each child may prayerfully embrace his/her Catholic Christian Faith, develop a personal relationship with Almighty God and His Son, Jesus Christ, and fully develop his/her numerous diverse talents in the service of others. Instruction in the tenets of the Catholic faith is afforded daily, and numerous opportunities for prayer, worship, and service are provided.

The traditions of the faith - Stations of the Cross, reception of ashes, May Procession, First Friday Mass, recitation of the rosary, etc. - are held sacred.