About Merion Mercy Academy

Student holding hands

Live Mercy, Seek Justice

Merion Mercy Academy—located on the Main Line outside Philadelphia—is an all-girls private Catholic college preparatory school for grades 9-12. Our personalized, holistic education is tailored to your student’s learning while furthering her emotional, creative and physical growth. We pride ourselves on our nurturing environment—our Merion Mercy sisterhood sits in high renown—and place our focus on educating the leaders of tomorrow. 

Merion Mercy is a sponsored ministry of the Institute of the Sisters of Mercy of the Americas and is a member of Mercy Education. For 140 years we have honored the legacy of our foundress Catherine McAuley through a faith-focused curriculum that stresses Mercy spirituality, global awareness, and social responsibility. 

 "A good beginning is of great importance." – Foundress Catherine McAuley


Student Council Leader
MMA Girls
Stu Co Costa Rica

Our Mission

Merion Mercy Academy, an independent Catholic, college preparatory school sponsored by the Sisters of Mercy, empowers young women to lead, learn, and serve through an education grounded in spiritual development and academic and personal excellence.


Our Promise to Students

Come as you are, leave as you are meant to be. 

We appreciate that no two students are the same. Our flexible schedule, wide range of clubs and extracurricular activities, and strong focus on health and wellness ensure that your daughter has support, opportunities and room to grow.

We equip her to navigate the finer points of work and life with finesse. To each valued student at Merion Mercy, we promise to guide you to:

  • Achieve educational excellence, through challenging academics and transformational learning

  • Think more deeply (or critically) than you ever have before

  • Enrich your spiritual growth and development, and live your faith

  • Foster compassion for and service to others, and lead with confidence

  • Stand together with your sisters, and leave no girl behind

  • Embrace our differences 

  • Collaborate with others, and enjoy a nurturing culture of support while forging your own path

  • Hold a global vision and sense of responsibility, and discover the world and your place in it

Our Mercy Values

Merion Mercy Academy admits young women regardless of race, color, creed, ethnic, or national origin, who possess the motivation, ability, and character which would enable them to succeed in our school community. 

"The approach to education in the MMA community not only focuses on academic excellence, but also shines a light on character development and life skills." —Chiarra Mazza '26, Broomall, PA