Application Timeline
7th Grade
Spring 2025 - March 15th
The Archdiocese of Washington sponsors a Catholic High School Fair in the spring. Click here for information and registration form. Participation is free. The fair provides a convenient way for families to meet representatives from the high schools and learn more about the admissions process and tuition assistance - all at one site. The fair is sponsored by the Archdiocese of Washington in partnership with the Catholic high schools.
Summer 2025: Tours available beginning end of June through July.
November 2, 2025
Open House
Fall/Winter of 8th Grade
August 22, 2024
Registration for Stag-for-a-Day visits begin and the Application Portal for Admissions opens for school year 25-26.
September 17, 2024
Stag-for-a-Day visits begin.
September 19, 2024, 7pm
Information Session for Prospective Students and Families in the Lt. (SEAL) Brendan Looney '99 Convocation Center
October 7, 2024
Registration opens for High School Placement Test (HSPT). Click here to register.
Indicate DeMatha on the registration form as the high school to receive the results.
DeMatha will be a testing site on December 7, 2024
Apply online to FACTS for DeMatha tuition assistance (DeMatha Grants). Applications due December 13, 2024. Click here for online FACTS application.
Apply for Archdiocesan Tuition Assistance,(TADS) click here for application.
October 9, 2024 7pm
Information Session for Prospective Students and Families in the Lt. (SEAL) Brendan Looney '99 Convocation Center
November 3, 2024
Open House
December 7, 2024
High School Placement Test (HSPT) administered at DeMatha. Online pre-registration is required by December 1, 2024 Students report to the main building at 8:30 a.m. Testing ends at 12:15 p.m.
December 13, 2024
Online applications are due for admission and DeMatha Tuition Assistance (FACTS) for the Class of 2029! After December 13th, please contact the Admissions Office: admissions@dematha.org
Catholic School Students' Middle School Transcripts due.
December 16, 2024
Archdiocesan Tuition Assistance (TADS) application form for the 2025-2026 school year is due. Please visit the ADW site for more information.
January 10, 2025
Teacher Recommendations (3) & transcripts (Non-Catholic School Students) due. EXTENSION to January 16, 2025 due to the weather causing schools to be closed the week of January 6, 2025. Please contact the Admissions Office if you have any questions.
February 21, 2025 after 3pm
Decision notification via your Admission Portal.
March 14, 2025
Enrollment forms and fees due for the Class of 2029.
Spring/Summer Before 9th Grade
April 28, 2025
New Student Welcome Night at 7 pm.
May/June 2025
Placement Exams for New Students at 9am. No calculators allowed. Bring 2 pencils.
July 2025
Health Forms due to ATS Profile.
August 2025
Schedules mailed.
August 2025
Mothers Welcome Tea - (New Students)
August 2025
DeMatha Parent Organization Uniform sale in the Antler Room.
