2025-2026

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Fall 2025

Spring 2026

Faculty may find this visual aid of the academic calendar helpful in the planning of their class sessions. 

Fall 2025

Date

Day

Description

June 10 - June 13 

Tuesday - Friday 

Registration 1 for Fall 2025 courses (continuing students

August 1

Friday

Applications due for October degree conferral

August 19 - August 22 

Tuesday - Friday 

Registration 2 for Fall 2025 courses (continuing students

  • Continuing Students must be registered for at least one course prior to the first day of each semester or be charged a late registration fee 

August 22 

Friday 

International Student Orientation (for those students studying in the United States for the first time) 

August 25 - August 27 

Monday - Wednesday

New Student Orientation  

August 26 - August 29 

Tuesday - Friday 

Registration for Fall 2025 (new students

  • New Students must be registered for at least one course prior to the first day of each semester or be charged a late registration fee

September 1 

Monday 

NO CLASSES – Labor Day 

September 2 

Tuesday 

Fall semester begins (Full semester and 1st quarter courses) 

  • First meeting of Full Term and 1st quarter Monday courses is Mon, September 8

Change of Program Period OPENS 

  • Add/drop courses via SSOL

September 12 

Friday 

Change of Program Period CLOSES 

  • Last day to add/drop courses via SSOL
  • Last day to fully withdraw from semester with 100% tuition refund

September 19 

Friday 

Deadline to make changes to 1st quarter courses 

  • Last day to drop without UW grade 
  • Last day to change grading option 

October 3 

Friday 

Deadline to make changes to full semester courses 

  • Last day to drop without UW grade 
  • Last day to change grading option 

October 13 

Monday 

Deadline to reconcile Summer 2025 Incomplete Notations (INs) 

October 14 

Tuesday

Changes to 2nd quarter course registration begins 

  • Add/Drop for 2nd quarter courses re-opens via SSOL. 
  • Changes to 1st quarter and full semester courses are not permitted.

October 15 

Wednesday 

October degree conferral 

October 20

Monday 

1st quarter courses end 

  • Last class meetings of 1st quarter courses – Tues, October 14 to Mon, October 20 

October 21 

Tuesday 

 2nd quarter courses begin 

  • First class meeting of 2nd quarter Monday courses is Mon, October 27 

October 31

Friday

1st quarter courses grades due (faculty)

November 2 - 5 

Sunday - Wednesday 

American Public Health Association (APHA) Annual Meeting 

  • Classes meet as normal 

November 4 

Tuesday 

NO CLASSES – Election Day 

November 7 

Friday 

Deadline to make changes to 2nd quarter courses 

  • Last day to drop without UW grade 
  • Last day to change grading option 

November 26 - November 28 

Wednesday - Friday 

NO CLASSES – Fall Break 

December 1 

Monday

Applications due for February degree conferral 

December 9 

Tuesday 

Registration 1 for Spring 2026 courses (priority students

December 10 - December 12 

Wednesday - Friday 

Registration 1 for Spring 2026 courses (all students

December 12 

Friday 

Full semester and 2nd quarter courses end 

  • Last class meetings of Full semester and 2nd quarter courses – Mon, December 8 to Fri, December 12 

December 15 - December 19 

Monday - Friday 

Instructional make-up days 

  • Final due date for Fall 2025 deliverables/take home exams is Fri, December 19 

December 19 

Friday 

Semester Ends 

December 22 - January 19 

 

NO CLASSES - Winter Break 

January 6 

Tuesday 

Full semester and 2nd quarter courses grades due (faculty) 

                                                                                                                                                                                                                                                                                                                                                                                                                   back to top

 

Spring 2026

Date

Day

Description

December 9 

Tuesday 

Registration 1 for Spring 2026 courses (priority students

December 10 - December 12 

Wednesday - Friday 

Registration 1 for Spring 2026 courses (all students

January 13 - January 16 

Tuesday – Friday 

Registration 2 for Spring 2026 courses (all students

  • All Students must be registered for at least one course prior to the first day of each semester or be charged a late registration fee 

January 19 

Monday 

NO CLASSES – Martin Luther King Jr. Day 

January 20 

Tuesday 

Spring semester begins (Full semester and 1st quarter courses) 

  • First meeting of Full Term and 1st quarter Monday courses is Mon, January 26 

Change of Program Period OPENS  

  • Add/drop courses via SSOL 

January 30 

Friday 

Change of Program Period CLOSES - add/drop via SSOL 

  • Last day to add/drop courses via SSOL
  • Last day to fully withdraw from semester with 100% tuition refund 

February 1 

Sunday

Applications due for May degree conferral 

February 6 

Friday 

Deadline to make changes to 1st quarter courses 

  • Last day to drop without UW grade 
  • Last day to change grading option 

February 11 

Wednesday 

February degree conferral 

February 16 

Monday 

Classes meet as normal on Presidents Day

  • Columbia Public Health follows the CUIMC non-clinical and University academic calendars

February 20 

Friday 

Deadline to make changes to full semester courses 

  • Last day to drop without UW grade 
  • Last day to change grading option 

March 2 

Monday 

Deadline to reconcile Fall 2025 Incomplete Notations (INs) 

March 3

Tuesday

Changes to 2nd quarter course registration begins 

  • Add/Drop for 2nd quarter courses re-opens via SSOL. 
  • Changes to 1st quarter and full semester courses are not permitted.

March 9 

Monday 

1st quarter courses end 

  • Last class meetings of 1st quarter courses – Tues, March 3 to Mon, March 9 

March 10 

Tuesday 

2nd quarter courses begin 

  • First class meeting of 2nd quarter Monday courses is Mon, March 23 

March 16 - March 20 

Monday - Friday 

NO CLASSES – Spring Break 

March 27 

Friday 

1st quarter courses grades due (faculty) 

April 3 

Friday

Deadline to make changes to 2nd quarter courses 

  • Last day to drop without UW grade 
  • Last day to change grading option 

May 4 

Monday 

Full semester and 2nd quarter courses end 

  • Last class meetings of Full semester and 2nd quarter courses – Tues, April 28 to Mon, May 4

May 5 - May 11 

Tuesday - Thursday 

Instructional make-up days 

  • Final due date for Spring 2025 deliverables/take home exams is Mon, May 11 

May 11 

Monday 

Semester Ends 

May 15 

Friday 

Full semester and 2nd quarter courses grades due for GRADUATING STUDENTS (faculty) 

May 17 - May 21 

Sunday - Thursday 

Commencement Week 

May 19 

Tuesday 

Columbia Mailman School Class Day Celebration 

May 20 

Wednesday 

Columbia University Commencement (May degree conferral) 

May 22 

Friday 

Full semester and 2nd quarter courses grades due for NON-GRADUATING STUDENTS (faculty) 

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