Cathedral 7-12 High School

Grade 8 Step Up Ceremony
2025-06-05 18:00 - 19:00 (America/New_York)

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

AP Calculus Summer Session
2025-08-11 - 2025-08-15

Grade 7 & 8 Orientation
2025-08-25 - 2025-08-26

Grades 10-12 Transfer Orientation
2025-08-27

Grade 9 Orientation
2025-08-27 - 2025-08-28

Labor Day - No Classes
2025-09-01

First Day of School
2025-09-02

Final Day for Course Enrollment
2025-09-12

Family Orientation & Curriculum Night
2025-09-16

Picture Day
2025-09-19

Grades 7-8 MAP Testing
2025-09-22 - 2025-09-24

Middle School Retreat
2025-09-25

No Classes - Faculty Professional Development
2025-09-26

Grade 9 MAP Testing
2025-09-30 - 2025-10-02

Senior Retreat
2025-10-02 - 2025-10-03

Makeup MAP Testing (Grades 7-9)
2025-10-08 - 2025-10-09

No Classes- Indigenous Peoples' Day
2025-10-13

Family-Teacher Conferences
2025-10-14 - 2025-10-15

PSAT/SAT (Gr. 10-12)
2025-10-15

Picture Retakes
2025-10-20

Open House
2025-10-25 12:00 - 14:00 | Cathedral High School, 74 Union Park Street, Boston, MA, 02118, United States
Get to know Cathedral High School at our annual Open House on Saturday, October 25!
At Open House, you will discover all the opportunities Cathedral has to offer!

Meet current Cathedral scholars and hear about their experiences as Panthers.
Engage with faculty and staff.
Tour our historic South End campus, including our new Applied Learning Center and 13,000-foot gymnasium.
Speak with our Finance office to discover how Cathedral is affordable for your family.
Ask questions to Admissions representatives and learn how to apply.
… and more!

REGISTER HERE

AASF Gala & Centennial Celebration
2025-10-30 18:00 - 21:00
Join us on October 30th to celebrate Cathedral’s Centennial!
Learn more and purchase tickets here.

End of Quarter 1
2025-10-31

No Classes- Faculty Professional Development
2025-11-10

No Classes- Veterans Day
2025-11-11
