March 27 Admitted Student Event Cathedral High School 74 Union Park Street, Boston, MA, United States
April 17 Holy Thursday – All School Mass Cathedral High School 74 Union Park Street, Boston, MA, United States
May 3 @ 8:30 am - 12:00 pm Golden Diploma Cathedral High School 74 Union Park Street, Boston, MA, United States
May 5 - May 9 Teacher Appreciation Week Cathedral High School 74 Union Park Street, Boston, MA, United States
May 16 Last day of classes for seniors Cathedral High School 74 Union Park Street, Boston, MA, United States
