Flintridge Sacred Heart Academy

La Cañada Flintridge, California · Day and boarding · Girls · Grades 9–12

Flintridge Sacred Heart Academy is a Catholic all-girls high school in La Cañada Flintridge, near Los Angeles, founded in 1931 and rooted in the Dominican tradition. It began as a boarding school, added day students in 1952 and later phased out its elementary grades. Today it enrolls grades 9–12 as day or resident students, offering honors and AP-level coursework. The boarding hall has four faculty living on site and 24-hour supervision, and the school has hosted international boarders since its early years. For 2027-28 the application opens October 1, 2026 and closes January 15, 2027. International applicants submit English scores (Duolingo 100 or TOEFL 80); day applicants are test blind but attend an in-person writing session.

• Catholic, Dominican all-girls college-preparatory high school
• Day and boarding options; boarding hall with four resident faculty
• Honors and AP-level tracks
• Originally a boarding school; day students admitted from 1952
• Near Los Angeles