Important Calendar Dates
A selection of important dates are listed below. Please view the full academic calendar for the official and most up-to-date list of events, vacation start/end times, future year events, and more. *Please keep in mind that the School Calendar is subject to change based on prevalent conditions and will be continuously updated. Please do not make plans for travel to and from campus that cannot be changed at this time.
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August 2025
Wednesday, August 27
New International Student Arrival
(arrive on campus between 10 AM and 7 PM)
Thursday, August 28 – Friday, August 29
International Student Orientation
Friday, August 29 – Monday, September 1
Washington, DC Trip (New International Students)
September 2025
Monday, September 1
Domestic Boarding & Returning International Boarding Student Arrival
(arrive on campus between 10 AM and 7 PM)
Tuesday, September 2
Registration Day (All Students)
Wednesday, September 3
Orientation (All Students)
Thursday, September 4
First Day of Classes
October 2025
Tuesday, October 14 – Friday, October 17
Semester 1 Parent/Teacher Conferences
Friday, October 17 – Monday, October 20
Fall Family Weekend
Tuesday, October 21
Faculty In-service Day; Students return by 7 pm
Wednesday, October 22
Classes resume
November 2025
Friday, November 21
Last day of classes before Thanksgiving Break
Saturday, November 22
Dorms close at 12:00 pm
Saturday, November 22 – Sunday, November 30
Thanksgiving Break
December 2025
Monday, December 1
Faculty In-service; Students return by 7 pm
Tuesday, December 16 – Wednesday, December 17
Semester 1 Final Exams
Thursday, December 18
Last Day of Semester 1
Friday, December 19
Dorms close at 12:00 pm
Saturday, December 20 – Sunday, January 5
Winter Break
January 2026
Monday, January 5
Faculty In-service Day
Tuesday, January 6
New Student Arrival
Boarding Students Return; Dorms Open at 12:00 pm
Wednesday, January 7
Semester 2 Classes Begin
February 2026
Friday, February 6 – Monday, February 9
Winter Long Weekend
Tuesday, February 17 – Thursday, February 19
Semester 2 Parent/Teacher Conferences
March 2026
Friday, March 6
Last day of classes before Spring Break
Saturday, March 7
Dorms close at 12:00 pm
Saturday, March 7 – Monday, March 23
Spring Break
Monday, March 23
In-service Day; Dorms Open at 12:00 pm
Tuesday, March 24
Classes Resume
April 2026
Friday, April 17 – Monday, April 20
Spring Long Weekend
Tuesday, April 21
Classes Resume
May 2026
Tuesday, May 19
Last Day of Classes
Wednesday, May 20 – Friday, May 22
Final Exams
Monday, May 25
Memorial Day (no classes)
Tuesday, May 26 – Tuesday, June 2
Q-Term
June 2026
Wednesday, June 3
Class Trips
Thursday, June 4
Jr/Sr Academic Awards Night
Friday, June 5
Senior Banquet & Service
Saturday, June 6
158th Commencement Ceremony
Friday, June 12 – Sunday, June 14
Reunion Weekend
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August 2026
August 17–21
Faculty Orientation Week
August 23–25
Student Leadership Training
August 26
New International Student Arrival
August 27
International Student Orientation
August 28–31
Washington, DC Trip (New International Students)
August 31
Domestic Boarding & Returning International Arrival
September 2026
September 1
Registration Day (All Students)
September 2
Orientation (All Students)
September 3
First Day of Classes
September 7
No Classes (Labor Day)
October 2026
October 13–16
Semester 1 Parent/Teacher Conferences (Hybrid)
October 16
Half Day of Classes — student participation required all day
October 16–19
Fall Family Weekend
October 20
Boarding Students Return by 7 pm
October 21
Classes Resume
November 2026
November 21
Dorms close at 12:00 pm for Thanksgiving Break
November 21–30
Thanksgiving Break
November 30
In Service Day / Boarding Students Return by 7 pm
December 2026
December 1
Classes Resume
December 16–17
Semester I Final Exams
December 18
Make-up Exams / Students may depart after 12:00 noon/Dorms close at 5 pm
December 18 – January 4
Winter Break
January 2027
January 4
Faculty In Service Day
January 5
Boarding Students Return by 7 pm
January 6
Semester 2 Classes Begin
February 2027
February 5–8
Winter Long Weekend
February 16–18
Semester 2 Parent/Teacher Conferences (Remote)
March 2027
March 6
Dorms close at 12:00 pm
March 6–22
Spring Break
March 22
In Service / Boarding Students Return by 7 pm
March 23
Classes Resume
April 2027
April 23–26
Spring Long Weekend
May 2027
May 3–14
AP Exams (Tentative)
May 19–20
Finals
May 21
Make-up Exams
May 21–28
Q-Term
June 2027
June 1
Q-Term Showcase
June 5
159th Commencement
June 5
Dorms close at 3:00 pm
June 11–13
Alumni Weekend
