May 5, 2025 - May 9, 2025 Teacher Appreciation Week Cathedral High School 74 Union Park Street, Boston, MA, United States
May 5, 2025 - May 16, 2025 AP Testing Cathedral High School 74 Union Park Street, Boston, MA, United States
May 16, 2025 Last day of classes for seniors Cathedral High School 74 Union Park Street, Boston, MA, United States
May 19, 2025 - May 23, 2025 Senior Week Cathedral High School 74 Union Park Street, Boston, MA, United States
May 29, 2025 Baccalaureate Mass and the Ascension of Jesus Cathedral High School 74 Union Park Street, Boston, MA, United States
June 2, 2025 @ 8:00 am - June 5, 2025 @ 11:15 am Final Exams Cathedral High School 74 Union Park Street, Boston, MA, United States
June 6, 2025 Last day of school: Make-up Exams and Field Day Cathedral High School 74 Union Park Street, Boston, MA, United States