• Established in 1852, Mount de Sales Academy is a private Catholic college- preparatory high school for young women in grades 9-12. The school is administered by the Dominican Sisters of St. Cecilia of Nashville.  A lay board of trustees oversees the school.
  • The school is accredited by the Middle States Association of Colleges and Secondary Schools and is approved by the Maryland State Department of Education.
  • The school provides a strong college preparatory program designed to contribute to the growth of the mature Christian woman who is able to transform society.
  • Mount de Sales Academy has been a recipient of the Catholic Education Honor Roll School of Excellence Award since 2004 by the Cardinal Newman Society (for more information click here).
  • There are 8 Dominican Sisters residing on campus at Mount de Sales Academy.
  • There are 18 alumnae on staff at Mount de Sales Academy.


  • The total number of students is 510.  Mount de Sales students represent a wide variety of socio-economic backgrounds and are drawn from a broad geographic area. 
  • Our student body represents 78 feeder schools, 100 parishes, and 77 zip codes!
  • Mount de Sales Academy has small class sizes with a 10:1 student to teacher ratio.
  • We offer 33 Clubs and 21 Varsity and JV sports.


  • The Mount de Sales Academy course catalog includes 37 Honors classes and 14 AP courses as well as 24 Fine Arts opportunities.
  • GRADING: Mount de Sales operates on a two semester system using letter grades: A (92-100); B+ (89-91); B (84-89); C+ (81-83); C (76-80); D+ (74-75); D (70–73); F (69 and lower).  Grade point average is computed cumulatively at the end of each semester.  AP courses earn the weighted designation of 1.0 additional quality points and Honors courses earn the weighted designation of .5 quality points.  The weighted GPA appears on the high school transcript.  
  • GRADUATION REQUIREMENTS: All students graduating from Mount de Sales Academy must satisfy the credit requirements listed below.  A minimum of seven courses must be taken each semester.  A minimum of 26 credits is required for graduation:
    • 4 Religion
    • 2 Modern Foreign Language
    • 4 English  
    • 4 Math   
    • 3 Lab Sciences  
    • 3 History (1 each in Western Civilization and U. S. History)
    • 1 Physical Education
    • 1 Fine Art
    • 5 Electives
  • ADVANCED PLACEMENT:  AP courses are offered in the following disciplines:  English (Language & Composition), Calculus AB, Calculus BC, Statistics, U.S. History, U.S. Government and Politics, Art History, World History, Psychology, Biology, Chemistry, French, Latin, and Spanish. 
  • HONORS COURSES:  English, Algebra I, Geometry, Algebra II, Precalculus, Western Civilization, American Government, U.S. History, Modern U.S. History, Biology, Chemistry, Anatomy and Physiology, Marine Ecology, Physics, French, Latin, Spanish, Portfolio, Advanced Portfolio, 3D Arts, Advanced Textile Design, Concert Choir, Orchestra, and Chamber Ensemble.

The Class of 2018- Please click here for school profile