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Fast Facts

one strong brotherhood

DeMatha Catholic High School first opened its doors on September 9, 1946 with enrollment of 18 students. DeMatha was founded by the Order of the Most Holy Trinity. DeMatha welcomes students from all backgrounds and religions.

Six Pillars of DeMatha

Faith. Community. Service. Academics. Arts. Athletics.

Mission Statement

DeMatha Catholic High School is a college preparatory institution dedicated to educating young men in the Trinitarian tradition.

One DeMatha

Enrollment: 830+ 
Alumni: 11,000+ since 1946

National Blue-Ribbon Recognitions 

Twice recognized by the US Department of Education.


Faculty to Student Ratio: 11:1

Faculty with Advanced Degrees: 80%

Teachers with 20+ Years Teaching Experience: 25

Percentage of Alumni Faculty: 1/3



 Average Class Size: 19

Honors and AP Courses: 60

College Matriculation: 100% go on to four-year colleges; 50% receive scholarships.

Campus Ministry and Service Learning

The Campus Ministry Office serves as the spiritual center of the school.

Average service-learning hours completed per student 65.


Music Ensembles: 17 music ensembles – 40% of the student body participates in the award-winning music program.

All-State Honors: 1000+ student-musicians have been chosen to perform with the Maryland All-State Bands, Orchestras, and Choruses. 


Teams: 15 Sports – 34 teams offered from novice to varsity. Over 70% of students participate in athletics.

Championships: 200 championships won since 1969.

The “Stags” compete in the competitive WCAC league.


Clubs vary per year based on student interest. Clubs include:

  • Academic Quiz Bow
  • Ecology Club
  • Anime Club
  • Black Student Union
  • Chess Club
  • DeMatha Players
  • Mock Trial Team
  • National Honor Society
  • Pep Band
  • Science Scholars
  • Startup DM
  • Student Government Association
  • Table Tennis Club
  • Video Gaming Club

School Motto

Faith-Filled Gentlemen & Scholars

The DeMatha Stag

The Stag is the official mascot of DeMatha Catholic High School. St. John DeMatha, who founded the Trinitarians in the late twelfth century, is said to have had a vision of a white stag with a red and blue cross between its antlers.