St. John Bosco High School (SJBHS) is a Salesian, all-boys college preparatory high school located in Bellflower, California, and conducted by the San Francisco Province of the Salesians of St. John Bosco. St. John Bosco High School is named after Saint John Bosco, an Italian saint known for his dedication to educating and advocating for youth and for his "Home-School-Church-Playground" model of education.

9th-12th grade (Tuesday, Thursday and Friday): $5,500 first child, $5,100 second child, $4,900 third child, $4,700 each additional child. Enrollment Fee (non-refundable) $200 per student (applied to tuition). Late Enrollment Fee (if re-enrolling/enrolling after each deadline) $150 (additional) per student. Building Fund Donation $2000 (one time donation the first year only) per family.