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Dartmouth Engineering Academic Calendar

Thayer School of Engineering closely follows Dartmouth's academic calendar, with a few exceptions. 

Please be advised that the information below is accurate as of the date of publication and is offered as a resource for students, staff, and faculty for planning purposes. Dartmouth reserves the right to make such changes as the trustees, faculty, and officers consider appropriate and to be in the best interest of the Dartmouth community.

Please contact the Thayer Registrar with any questions.

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Dartmouth Calendars

Winter Term 2025

DATESDESCRIPTION
January 5–8Winter term online check-in
January 6Winter term classes begin
January 6–12First week of Winter term schedule adjustment (add/drop). Permission to add courses is not necessary unless normally required.
January 8Deadline to complete check-in without a $50 late registration fee. Check-in must be completed by 11:59pm.
January 13–19Second week of Winter term schedule adjustment (add/drop). All courses require instructor permission to add.
January 15Final day for delayed check-in (with $50 late fee). Any student not checked-in by the end of this day is liable for administrative withdrawal.
January 20Martin Luther King Jr. Day
Courses regularly held in the 8-, 9-, 10-, 11-, 12-, and 2-sequences moved to their x-periods. Courses held in the 3A-period moved to the 3B-period. Laboratory sections meet as scheduled, unless otherwise notified by the instructor.
February 7Course Timetable available for Spring term
February 12–20Spring term course election period for AB students
February 21Final day to withdraw from a course; any later request to withdraw from a course requires petition to a special committee.
February 21Spring term course registration opens for Thayer BE, Masters, and PhD students
February 28–March 7Spring term course change period for AB students and courses numbered below 100
March 7Winter term classes end
March 7Spring term registration closes for AB students and for classes numbered under 100 and will reopen on the first day of the Spring term. Thayer BE, Masters, and PhD students may continue to register for classes numbered 100 or higher.
March 8–9Pre-examination break
March 10Final examinations begin
March 14Final examinations end
March 24Final grades and official transcripts available

Spring Term 2025

DATESDESCRIPTION
March 30–April 2Spring term online check-in
March 31Spring term classes begin
March 31–April 6First week of Spring term schedule adjustment (add/drop). Permission to add courses is not necessary unless normally required.
April 2Deadline to complete check-in without a $50 late registration fee. Check-in must be completed by 11:59pm.
April 7–13Second week of Spring term schedule adjustment (add/drop). All courses require instructor permission to add.
April 9Final day for delayed check-in (with $50 late fee). Any student not checked-in by the end of this day is liable for administrative withdrawal.
April 25Course Timetable available for Summer term
April 30–May 8Summer term course election period for AB students
May 9Course Timetable available for Fall term
May 14–22Fall term course election period for AB students
May 16–June 4Summer term course change period for AB students
May 16Summer term course registration opens for Thayer BE, Masters, and PhD students
May 21Final day to withdraw from a course; any later request to withdraw from a course requires petition to a special committee.
May 26Memorial Day. No classes held.
May 30–June 4Fall term course change period for AB students. Fall term course registration for Thayer BE, Masters, and PhD students will open in August.
June 4Spring term classes end
June 4Summer term registration closes for AB students and for classes numbered under 100 and will reopen on the first day of the Summer term. Thayer BE, Masters, and PhD students may continue to register for classes numbered 100 or higher.
June 5Pre-examination break
June 6Final examinations begin
June 10Final examinations end
June 14Thayer School of Engineering Investiture
June 15Dartmouth Commencement
June 20Final grades and official transcripts available

Summer Term 2025

DATESDESCRIPTION
June 25–28Summer term online check-in
June 26Summer term classes begin
June 26–July 2First week of Summer term schedule adjustment (add/drop). Permission to add courses is not necessary unless normally required.
June 26–August 27Fall term course change period for AB students
June 28

Deadline to complete check-in without a $50 late registration fee. Check-in must be completed by 11:59pm.

 

Special day of classes: 10 period courses meet 8:00am to 9:05am; 11 period, 9:20am to 10:25pm; 12 period, 10:40am to 11:45am; and 2 period, 12:00pm to 1:05pm.

July 3–9Second week of Summer term schedule adjustment (add/drop).  All courses require instructor permission to add.
July 4Independence Day. No classes held.
July 5Final day for delayed Summer term check-in ($50 late fee applies). Any student not checked-in by end of this day is liable for administrative withdrawal.
August 1Fall term course registration opens for Thayer BE, Masters, and PhD students
August 13Final day to withdraw from a Summer term course (with a notation of “W” applied to transcript); any later request to withdraw from a course requires petition to a special committee.
August 27

Fall term registration closes for AB students and for classes numbered under 100 and will reopen on the first day of the Fall term

 

Summer term classes end

August 28–29Pre-examination break
August 30Final examinations begin
September 2Final examinations end
September 11Final grades and official transcripts available

Fall Term 2025

DATESDESCRIPTION
TBAAdvising and orientation begin
September 14–17Fall term online check-in
September 15Fall term classes begin
September 15–21First week of Fall term schedule adjustment (add/drop). Permission to add courses is not necessary unless normally required.
September 17Deadline to complete check-in without a $50 late registration fee. Check-in must be completed by 11:59pm.
September 22–28Second week of Fall term schedule adjustment (add/drop). All courses require instructor permission to add.
September 24Final day for delayed check-in (with $50 late fee). Any student not checked in by the end of this day becomes liable for administrative withdrawal.
October 24Course Timetable available for the Winter term
TBDHomecoming Weekend
October 29–November 6Winter term course election period for AB students
November 4Final day to withdraw from a Fall term course (with a notation of “W” applied to transcript); any later request to withdraw from a course requires petition to a special committee.
November 7Winter term course registration opens for Thayer BE, Masters, and PhD students
November 14–18Winter term course change period for AB students and for classes numbered under 100
November 18

Fall term classes end

 

Winter term registration closes for AB students and for classes numbered under 100 and will reopen on the first day of the Winter term

November 19–20Pre-examination break
November 21Final examinations begin
November 26Final examinations end
December 9Final grades and official transcripts available

Winter Term 2026

DATESDESCRIPTION
January 4–7Winter term online check-in
January 5Winter term classes begin
January 5–11First week of Winter term schedule adjustment (add/drop). Permission to add courses is not necessary unless normally required.
January 7Deadline to complete check-in without a $50 late registration fee. Check-in must be completed by 11:59pm.
January 12–18Second week of Winter term schedule adjustment (add/drop). All courses require instructor permission to add.
January 14Final day for delayed check-in (with $50 late fee). Any student not checked-in by the end of this day is liable for administrative withdrawal.
January 19Martin Luther King Jr. Day
Courses regularly held in the 8-, 9-, 10-, 11-, 12-, and 2-sequences moved to their x-periods. Courses held in the 3A-period moved to the 3B-period. Laboratory sections meet as scheduled, unless otherwise notified by the instructor.
February 6Course Timetable available for Spring term
February 11–19Spring term course election period for AB students
February 20Spring term course registration opens for Thayer BE, Masters, and PhD students
February 24Final day to withdraw from a course; any later request to withdraw from a course requires petition to a special committee
February 21–March 10Spring term course change period for AB students and courses numbered below 100
March 10

Winter term classes end

 

Spring term registration closes for AB students and for classes numbered under 100 and will reopen on the first day of the Spring term

March 11–12Pre-examination break
March 13Final examinations begin
March 17Final examinations end
March 27Final grades and official transcripts available

Spring Term 2026

DATESDESCRIPTION
March 29–April 1Spring term online check-in
March 30Spring term classes begin
March 30–April 5First week of Spring term schedule adjustment (add/drop). Permission to add courses is not necessary unless normally required.
April 1Deadline to complete check-in without a $50 late registration fee. Check-in must be completed by 11:59pm.
April 6–12Second week of Spring term schedule adjustment (add/drop). All courses require instructor permission to add.
April 8Final day for delayed check-in (with $50 late fee). Any student not checked-in by the end of this day is liable for administrative withdrawal.
April 24Course Timetable available for Summer term
April 29–May 7Summer term course election period for AB students
May 8

Course Timetable available for Fall term

 

Summer term course registration opens for Thayer BE, Masters, and PhD students

May 13–21Fall term course election period for AB students
May 15–June 3Summer term course change period for AB students
May 20Final day to withdraw from a course; any later request to withdraw from a course requires petition to a special committee.
May 25Memorial Day. No classes held.
May 29–June 3Fall term course change period for AB students. Fall term course registration for Thayer BE, Masters, and PhD students will open in August.
June 3

Spring term classes end

 

Summer term registration closes for AB students and for classes numbered under 100 and will reopen on the first day of the Summer term

June 4Pre-examination break
June 5Final examinations begin
June 9Final examinations end
June 13Thayer School of Engineering Investiture
June 14Dartmouth Commencement
June 19Final grades and official transcripts available