Career Day
2025-04-03 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Holy Thursday
2025-04-17 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Good Friday – No Classes
2025-04-18

Easter Sunday
2025-04-20

Enrollment Decisions due
2025-04-21

Spring Break – No Classes
2025-04-21 - 2025-04-25

National Honor Society Induction
2025-04-30 18:00 - 19:00 (America/New_York)

Laconia Gallery "Cathedral Creates" Exhibit Opens
2025-05-01
Open through May 15

Asian Pacific American/ Hatian/ Jewish American Heritage Month
2025-05-01

Parent Council Meeting
2025-05-01 19:00

Laconia Gallery "Cathedral Creates" Exhibit First Friday Reception
2025-05-02

Golden Diploma - Class of 1975
2025-05-03 08:30 - 12:00 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Teacher Appreciation Week
2025-05-05 - 2025-05-09 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

AP Testing
2025-05-05 - 2025-05-16 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Last day of classes for seniors
2025-05-16 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Senior Week
2025-05-19 - 2025-05-23 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Junior Retreat
2025-05-21

President's Society Reception
2025-05-22

Prom
2025-05-23 19:00 - 23:00

Memorial Day – No Classes
2025-05-26

Baccalaureate Mass and the Ascension of Jesus
2025-05-29 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Graduation
2025-05-31 11:00 - 13:00

Caribbean American Heritage Month
2025-06-01

Final Exams
2025-06-02 08:00 - 2025-06-05 11:15 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Grade 8 Step Up Ceremony
2025-06-05 18:00 - 19:00

Last day of school: Make-up Exams and Field Day
2025-06-06 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States

Adopt-A-Student Foundation Golf Tournament
2025-06-09

Juneteenth
2025-06-19

College Application Workshop for Rising Seniors
2025-08-04 - 2025-08-07

AP Government Summer Session
2025-08-04 - 2025-08-07
