The school is located in the Los Feliz neighborhood in Los Angeles, California, United States, at the intersection of Franklin Avenue and Western Avenue.

It was founded by the Sisters of the Immaculate Heart of Mary in 1906 as a girl's day and boarding school.

The graduation ceremony for the senior class is traditionally held at the Hollywood Bowl.

By far the majority of its more than 10,000 graduates have continued their education at colleges and universities across the country.

They have served as artists, musicians, educators, journalists, doctors, lawyers, judges, and stars of stage and screen.