Private Schools in Altadena, California

Polytechnic School is one of the most prestigious independent day schools in Southern California, serving students from Altadena and surrounding communities. Founded in 1907, the school offers a rigorous college preparatory curriculum with exceptional academic programs across all divisions. The campus features state-of-the-art facilities including science laboratories, performing arts centers, and athletic complexes. Polytechnic emphasizes critical thinking, ethical leadership, and community engagement, with a student-teacher ratio of 8:1 ensuring personalized attention. The school maintains strong college placement records and offers extensive extracurricular opportunities in arts, athletics, and community service.

Chandler School has been serving Altadena and Pasadena area families since 1940, providing a comprehensive K-8 education focused on academic excellence and character development. The school features a balanced curriculum that integrates traditional academic subjects with innovative technology and arts programs. Chandler's 14-acre campus includes modern classrooms, science labs, art studios, and extensive athletic facilities. The school emphasizes small class sizes, dedicated faculty, and a supportive community environment. Chandler graduates consistently gain admission to top secondary schools, and the school maintains strong parent satisfaction through its commitment to whole-child education and community partnerships.

Westridge School is a highly respected independent day school for girls in grades 4-12 that serves families from Altadena and the greater Pasadena area. Founded in 1913, the school provides a challenging academic program specifically designed to empower young women through STEM education, leadership development, and global perspectives. The campus features advanced science laboratories, technology-rich classrooms, performing arts spaces, and athletic facilities. Westridge emphasizes project-based learning, interdisciplinary studies, and community engagement, with a strong track record of college placements at selective institutions. The school's commitment to fostering confidence and intellectual curiosity in young women has made it a top choice for families seeking exceptional all-girls education.