Established at Chestnut Hill in 1858, Mount Saint Joseph Academy is a private, selective day school for girls in grades 9 through 12, offering a college preparatory education in a Catholic tradition and context.

We invite you to learn more about the Mount. Explore our Publication and Video Library to explore the admission process, see what sets a Mount education apart, and hear from our students.

Visiting is one of the best ways to determine if the Mount is right for you. Families are invited to join us at Open House, and parents can learn more during our Mornings at the Mount events. Be sure to check out all the opportunities to visit the Mount, including personal tours, shadow days, and more. We can't wait to see you!


Mount Saint Joseph Academy is accredited by the Pennsylvania Association of Independent Schools (PAIS) and was previously named a U.S. Department of Education National Blue Ribbon School.


The Mount's Profile offers an in-depth look at all we offer our students, and how a Mount education prepares young women for life.

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