All-girls Catholic high school (grades 9-12) on Main Line with specialized ADD/ADHD support, small classes, and strong college preparation
Merion Mercy Academy is an all-girls Catholic high school (grades 9-12) on the Main Line outside Philadelphia that supports students with ADD/ADHD. With an average class size of 16 students and 80% of faculty holding advanced degrees, the school provides individualized attention within a structured, nurturing environment designed to help students with attention and executive functioning challenges thrive academically and personally.
The school offers a comprehensive curriculum alongside ADD/ADHD support services, helping students develop organizational skills, time management, and academic strategies. Students benefit from a close-knit community—the "Merion Mercy sisterhood"—with extensive extracurricular options including 14 varsity sports, arts and music programs, clubs focused on mental health awareness and personal development, and academic honor societies that recognize achievement across all ability levels.
Merion Mercy Academy serves 435 students with tuition at $25,275 annually; 43% of families receive financial aid. Admissions are rolling through October 30. For families seeking a supportive all-girls high school environment with specialized ADD/ADHD support and strong college preparation, contact Admissions Director Diane Greenwood at (610) 664-6655 or visit merion-mercy.com.
At a Glance
Grades9-12
Students435
Class Size16:1 ratio
Tuition$25,275
Fin. Aid43% receive aid
Est.1884
DeadlineOct. 30 / rolling
Accreditation & Memberships
National Association of Independent Schools (NAIS)
Pennsylvania Association of Independent Schools (PAIS)
School Information
| Year Founded | 1884 |
| Yearly Tuition Cost | $25,275 |
| Total Students | 435 |
| Total Classroom Teachers | 45 |
| Percent of Faculty with Advanced Degree | 80 |
| Average Class Size | 16 |
| Grades Offered | 9-12 |
Admissions Information
| Admissions Director | Diane Greenwood |
| Admissions Associate | Emily Multari |
| Admission Deadline | Oct. 30 / rolling |
| Percent on Financial Aid | 43 |
Student Body Information
| Student Body Type | All-girls |
| Percent of Students of Color | 28 |
Academic Programs Information
Special Education Programs
ADD/ADHD Support
List of Courses Offered
Link to List of Courses
Matriculation DataView data
Sports and Extracurricular Information
| Sports | Basketball · Cheering · Crew · Cross Country · Diving · Field Hockey · Golf · Lacrosse · Soccer · Softball · Swimming · Tennis · Track and Field · Volleyball |
| Clubs and Organizations | Club or Organization: · Asian Culture Club · Bible Study · Black Student Union · Blue Key Society · Broadcasting Club · Coding Club · Conservative Women & Free Thinkers · Dungeons and Dragons Club · E-STREAM Club · Environmental Club · Film Club · French Honor Society · Gay Straight Alliance · History Club · K-Pop Club · Latin Honor Society · Literary Magazine · Math Honor Society · Mathletes · Medical Professions · Mental Health Awareness Club · Mercy Mission Corps · Ministry Team · Mock Trial · Multicultural Club · Music Honor Society · National Honor Society · Newspaper Staff · Podcast Club · Science Honor Society · Sewing Club · Spanish Honor Society · Spirit Club · Student Council · Students for Political Action · Women for Life & Love · Yearbook · Show More (21) · Hide · Arts and Music Programs: · A Cappella Choir · Chamber Ensemble · Chorale · Dance Team · Handbells Choir · Liturgical Choir · Merion Mercy Music Theater · Orchestral Ensemble · Stage Crew · Ukulele Club |
Additional Information
| Classroom Dress Code | Formal |
| School Memberships | National Association of Independent Schools (NAIS) · Pennsylvania Association of Independent Schools (PAIS) |
| Religious Affiliations | Catholic |
| School Calendar | www.merion-mercy.com/student-life/calendar |
| Summer Program Details | View Summer Program Details |
| Summer School Offered | Yes |
Contact the school
(610) 664-6655511 Montgomery Ave, Merion Station, Pennsylvania 19066
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