Private Schools in San Gabriel, California

Polytechnic School is a highly prestigious independent day school serving the San Gabriel Valley region. Founded in 1907, it consistently ranks among the top private schools in Southern California. The school offers a rigorous college preparatory curriculum with exceptional academic standards, small class sizes averaging 15 students, and a student-teacher ratio of 8:1. Facilities include state-of-the-art science laboratories, extensive athletic facilities, and dedicated arts spaces. The school emphasizes critical thinking, ethical leadership, and community engagement, with graduates regularly attending top-tier universities nationwide.

Chandler School is a highly respected independent K-8 school serving families throughout the San Gabriel Valley. Established in 1940, the school provides a balanced education focusing on academic excellence, character development, and social-emotional learning. The curriculum integrates innovative STEAM programs with traditional academic subjects, supported by modern facilities including science labs, technology centers, and athletic fields. Chandler emphasizes small class sizes, individualized attention, and a strong sense of community, with many students transitioning to top secondary schools in the region.

Mayfield Junior School is a Catholic independent school serving students from San Gabriel and surrounding communities. Founded in 1931 by the Society of the Holy Child Jesus, the school offers an International Baccalaureate Primary Years Programme for grades K-8. The curriculum combines rigorous academics with spiritual formation, emphasizing critical thinking, global awareness, and service learning. The campus features modern classrooms, dedicated art and music studios, science laboratories, and athletic facilities. Mayfield maintains a strong reputation for academic excellence while fostering a nurturing, values-based educational environment.