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2025-2026 Academic Calendar

Select a topic to expand and display relevant dates. 

For official administrative staff holidays, please visit Human Resources' University Holidays calendar. 

The final exam period applies to lecture-based undergraduate courses. This includes IAHIS courses (Art History). Undergraduates should check with course faculty to confirm if their course is included.

Graduate courses continue until the end of the semester.

2025–2026 Academic Calendar

Calendar content is subject to change. Please revisit the calendar before finalizing any plans.

  • 2025–2026 Semester/Term Start and End Dates
    Semester/Term Begins Ends
    Fall Semester Wednesday, September 3, 2025 Wednesday, September 17, 2025
    Fall Term 1 Wednesday, September 3, 2025 Sunday, October 26, 2025
    Fall Term 2 Monday, October 27, 2025 Wednesday, December 17, 2025
    January Mini-Semester Friday, January 2, 2026 Sunday, January 25, 2026
    Spring Semester Monday, January 26, 2026 Tuesday, May 12, 2026
    Spring Term 1 Monday, January 26, 2026 Sunday, March 22, 2026
    Spring Term 2 Monday, March 23, 2026 Tuesday, May 12, 2026
    Summer Session Monday, June 1, 2026 Sunday, August 23, 2026
    Summer Term 1 Monday, May 18, 2026 Sunday, July 12, 2026
    Summer Term 2 Monday, May 18, 2026 Sunday, September 6, 2026
  • Course Add/Drop Deadlines

    Courses with six or fewer class meetings, J-term courses, travel study courses, workshops (including MTEL workshops), and conferences must be added or dropped prior to the start date. Once the start date has passed, there is no refund.

     

    Fall '25 Add/Drop Deadlines

    Semester/Term Deadline
    Fall Semester Tuesday, September 9, 2025
    Fall Term 1 Tuesday, September 9, 2025
    Fall Term 2 Sunday, November 2, 2025

     

     

    Spring '26 Add/Drop Deadlines

    Semester/Term Deadline
    Spring Semester Sunday, February 1, 2026
    Spring Term 1 Sunday, February 1, 2026
    Spring Term 2 Sunday, March 29, 2026

     

     

    Summer '26 Add/Drop Deadlines

    Semester/Term Deadline
    Summer Session Sunday, June 7, 2026
    Summer Term 1 Sunday, May 24, 2026
    Summer Term 2 Sunday, July 19, 2026
  • Course Withdrawal Deadlines ("Dropping with a W Grade")

    Fall '25 Withdrawal Deadlines

    Semester/Term Deadline
    Fall Semester Wednesday, November 26, 2025
    Fall Term 1 Sunday, October 12, 2025
    Fall Term 2 Wednesday, December 3, 2025

     

     

    Spring '26 Withdrawal Deadlines

    Semester/Term Deadline
    Spring Semester Monday, April 20, 2026
    Spring Term 1 Sunday, March 8, 2026
    Spring Term 2 Sunday, May 3, 2026

     

     

    Summer '26 Withdrawal Deadlines

    Semester/Term Deadline
    Summer Session Sunday, August 2, 2026
    Summer Term 1 Sunday, June 28, 2026
    Summer Term 2 Sunday, August 23, 2026
  • Exam Periods and Critiques

    Please note: Fall semester LA+D studio art courses continue through the undergraduate final exam period.

     

    Event  Fall Date(s) Spring Date(s)
    Classes end for undergraduate students (Includes LA+D Art History) Tuesday, December 9, 2025 Monday, May 4, 2026
    Reading Day(s) for undergraduate students Wednesday, December 10, 2025 Tuesday, May 5, 2026
    Final examination period for undergraduate students Thursday, December 11 - Wednesday, December 17, 2025 Wednesday, May 6 - Tuesday, May 12, 2026
    LA+D departmental juries and critiques N/A Wednesday, May 6 - Tuesday, May 12, 2026
  • Grade Deadlines (Non-Graduating Students)

    Consult "Graduation/Degree Conferral Dates" for grade deadlines for graduating students.

    Fall '25 Grade Deadlines

    Semester/Term Deadline
    Fall Semester Saturday, December 27, 2025
    Fall Term 1 Sunday, November 2, 2025
    Fall Term 2 Saturday, December 27, 2025

     

     

    Spring '26 Grade Deadlines

    Semester/Term Deadline
    January Mini-Semester Sunday, February 1, 2026
    Spring Semester Tuesday, May 19, 2026
    Spring Term 1 Sunday, March 29, 2026
    Spring Term 2 Tuesday, May 19, 2026

     

     

    Summer '26 Grade Deadlines

    Semester/Term Deadline
    Summer Session Sunday, August 30, 2026
    Summer Term 1 Sunday, July 19, 2026
    Summer Term 2 Sunday, September 13, 2026
  • Graduation/Degree Conferral Dates

    September '25 Conferral

    Event  Date
    Intent Filing Deadline Tuesday, July 1, 2025
    Grade/Completion Deadline Sunday, August 31, 2025
    Conferral Monday, September 15, 2025

     

     

    January '26 Conferral

    Event  Date
    Intent Filing Deadline Monday, September 15, 2025
    Grade/Completion Deadline Saturday, December 27, 2025
    Conferral Thursday, January 15, 2026

     

     

    May '26 Conferral (Commencement)

    Event  Date
    Intent Filing Deadline Saturday, January 31, 2026
    Grade/Completion Deadline (12:00 pm) Monday, May 11, 2026
    Conferral/Commencement Saturday, May 16, 2026
  • Holidays and Breaks

    For official administrative staff holidays, please visit Human Resources' University Holidays calendar.

    Fall '25

    Event Date(s)
    Labor Day Monday, September 1, 2025
    Indigenous Peoples' Day Monday, October 13, 2025
    Veterans Day Tuesday, November 11, 2025
    Student Thanksgiving Break 1 Wednesday, November 26 - Sunday, November 30, 2025 1
    Student Winter Break 2 Thursday, December 18 - Thursday, January 1, 2026 2

    1 Student Thanksgiving Break 2025: Administrative offices close at 12:00 pm on Wednesday, November 26, 2025.

    2 Student Winter Break 2025: Administrative staff winter break often begins 1-3 business days after student winter break. Employees should consult the Human Resources University Holidays calendar for official staff holidays at: https://lesley.edu/faculty-staff/human-resources/university-holidays).

     

     

    Spring '26

    Event  Date(s)
    Martin Luther King, Jr. Day Monday, January 19, 2026
    Spring Student Vacation Monday, March 16 - Sunday, March 22, 2026
    Patriots Day Monday, April 20, 2026

     

     

    Summer '26

    Event  Date(s)
    Memorial Day Monday, May 25, 2026
    Juneteenth Friday, June 19, 2026
    Independence Day Friday, July 3, 2026 (Observed)
  • Registration Start Dates

    Fall '25 (Subject to change)

    Event  Date
    Graduate Students/Adult Learners/Rising Seniors Monday, April 7, 2025
    Rising Juniors Tuesday, April 8, 2025
    Rising Sophomores Wednesday, April 9, 2025
    First-Year Students Wednesday, April 9, 2025

     

     

    Spring '26 (Subject to change)

    Event  Date
    Graduate Students/Adult Learners/Seniors Tuesday, November 4, 2025
    Juniors Wednesday, November 5, 2025
    Sophomores Thursday, November 6, 2025
    First-Year Students Friday, November 7, 2025

     

     

    Summer '26 (Subject to change)

    Event  Date
    All Students Tuesday, March 24, 2026
  • Special Events

    Community of Scholars Day

    TBA

  • Tuition Deadlines

    Consult the Lesley Support Hub for billing due dates.

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