Stony Brook Academic Calendar 2026-2027
Now students and candidates can check the Stony Brook Academic Calendar 2026-2027 on this page. All information to guide you has been provided for you.
An academic calendar is essential for students, teachers, and staff. It’s like a reminder that shows all the important events and dates for the whole school year and each semester.
It’s not just for them; it also helps parents, alumni (former students), and people who want to join the school. They all get useful information from it.
What’s interesting is that each school makes its own academic calendar with lots of specific and carefully chosen dates.
Fall 2025– Undergraduate Academic Calendar
Table of Interests
| Date of Drop & WIthdrawal | Tuition % incurred | Tuition % Refunded | Fees % Refunded | Last day of Tuition % Applies |
|---|---|---|---|---|
| On or before 8/31/2025 | 0% | 100% | 100% | *Sun, 8/31/2025 |
| 9/1/2025 to 9/6/2025 | 30% | 70% | 70% | Sun, 9/7/2025 |
| 9/8/2025 to 9/14/2025 | 50% | 50% | 50% | Sun, 9/14/2025 |
| 9/15/2025 to 9/21/2025 | 70% | 30% | 30% | Sun, 9/21/2025 |
| On or after 9/22/2025 | 100% | 0% | 0% | – |
Registration Deadlines: For detailed information on enrollment processes, withdrawing or taking a leave of absence, registration definitions, and/or forms, undergraduate students may visit their corresponding advising office, the Office of Registrar, or the Undergraduate Catalog.
| Date | Details |
|---|---|
Thur, Aug. 14 9:00 AM | Retaking Courses: Students can begin to enroll for a second attempt of a course via SOLAR in accordance to the Retake Policy. Students retaking a course for the third or more time must petition to their corresponding advising office. |
| Fri, Aug. 15 | Rematriculation: Last day to re-matriculate for the Fall semester. $50 fee |
Fri, Aug. 22 12:00 PM | Credit Limit: Increase to 19 or 23 credits in accordance to the Course Load Policy. $20 fee automatically billed for students enrolled in more than 19 credits Retaking Courses (Third or more attempt): Students can begin to enroll for a third or more attempt of a course. Students who wish to Non Matriculating Undergraduates begin enrollment (U0) |
| Sun, Aug. 24 | Semester Cancellation: Last day students can cancel all classes by dropping via SOLAR. |
| Mon, Aug. 25 | Semester Start: First day of classes. Late Registration: $50 fee if not enrolled in at least one class before semester start. |
Fri , Aug. 29 4:00 PM | Major Minor Changes End: Last day to submit major/minor changes effective Fall Semester. Waitlist: Last day to waitlist a class. Students are responsible for any tuition liability incurred if registered from a waitlisted class. |
| Mon, Sep. 1 | Labor Day: No Classes in session. |
| Fri, Sep. 5 4:00 PM | Waitlist Process Ends: Last day to be enrolled from the waitlist process pending seat availability. Students must contact the appropriate academic department after this date. |
Mon, Sep. 8 4:00 PM | Late Registration Ends: Last day to add, drop or process enrollment changes (adds,swaps, credit changes, etc.) via SOLAR. Last day to drop or submit LOA/Term Withdrawal without a “W” (withdraw) recorded on transcript. Full/Part time statuses will be locked in after this date. Undergraduate students enrolling in Graduate courses: Last day to petition to add. |
Fri, Oct. 10 4:00 PM | Drop Down: Last day to submit an approved adjustment form for selected AMS, MAT, MAP and PHY courses to the Office of Registrar. |
Mon, Oct. 13 to Tue Oct. 14 | Fall Break: No Classes in Session |
Fri, Oct. 24 4:00 PM | Section/Credit Change Form: Last day to submit a Section/Credit Change Form to Office of Registrar. Changes must be processed by 4:00 PM. After this date petition is required and “W” (withdrawal) will be recorded on transcript. GPNC: Last day students can select Grade/Pass/No Credit (GPNC). Non-petitionable. Course Withdrawal: Last day students can process a withdrawal from individual courses(es) via SOLAR. “W” (withdrawal) will be recorded on transcript. |
| Mon, Oct. 27 | Major/Minor Changes Begin: Students can begin to submit major/minor changes effective Spring Semester. |
| Mon, Nov. 3 | Advanced Registration: Begins for Winter & Spring according to enrollment appointments. |
| Wed, Nov. 26 to Sun, Nov. 30 | Thanksgiving Break: No classes in session. |
| Mon, Dec. 1 | Graduation Application: Last day for Fall/Winter degree candidates to apply for graduation via SOLAR. |
| Sat, Dec. 6 | Last Day of Saturday Classes |
| Mon, Dec. 8 4:00 PM | LOA/Term Withdrawal: Last day to take a leave of absence or withdraw from the University. Students can process via SOLAR. Requests must be processed by 4:00 PM. Classes End: Last day of classes |
| Tue, Dec. 9 | Reading Day |
| Wed, Dec. 10 to Fri, Dec 12 | Finals |
| Sat, Dec. 13 | Final Exams for Saturday Classes/Reading Day |
| Mon, Dec. 15 to Thurs, Dec. 18 | Finals |
| Thur, Dec. 18 | Semester End: Official End of Term Official degree conferral date for Fall 2025: Degree clearance begins once final grading has concluded. However, it may take up to one month to complete posting all degrees. Please take this timeline into account when ordering transcripts and submitting degree verifications and/or state licensing forms. Check your unofficial transcript on SOLAR to see when your degree has been awarded. |
Student Responsibility
Students are responsible for reviewing, understanding, and abiding by the University’s regulations, procedures, requirements, and deadlines as described in official publications. This includes, by way of example only, this Academic Calendar, the Undergraduate/Graduate Catalog, the University Conduct Code, and class schedules.
Spring 2026 – Undergraduate Academic Calendar
| Date of Drop & WIthdrawal | Tuition % incurred | Tuition % Refunded | Fees % Refunded | Last day of Tuition % Applies |
|---|---|---|---|---|
| On or Before 2/1/2026 | 0% | 100% | 100% | *Sun, 2/1/2026 |
| 2/2/2025– 2/8/2026 | 30% | 70% | 70% | Sunday, 2/8/2026 |
| 2/9/2025– 2/15/2026 | 50% | 50% | 50% | Sunday, 2/15/2026 |
| 2/16/2025– 2/22/2026 | 70% | 30% | 30% | Sunday, 2/22/2026 |
| On or after 2/23/2026 | 100% | 0% | 0% |
*Offices are closed on weekends. Students may process via SOLAR. Term Withdrawals are processed based on date received.
Registration Deadlines: For detailed information on enrollment processes, withdrawing or taking a leave of absence, registration definitions, and/or forms, undergraduate students may visit their corresponding advising office, the Office of Registrar, or the Undergraduate Bulletin
| Date | Details |
|---|---|
| Thur, Jan. 15 9:00AM | Retaking Courses: Students can begin to enroll for a second attempt of a course via SOLAR in accordance to the RetakePolicy. Students retaking a course for the third or more time must petition to their corresponding advising office. |
| Fri, Jan. 16 | Rematriculation: Last day to re-matriculate for the Spring semester. |
| Fri, Jan. 23 12:00 PM | Credit Limit: Increase to 19 or 23 credits in accordance to the Course Load Policy. $20 fee automatically billed for students enrolled in more than 19 credits. Retaking Courses (Third or more attempt): Students can begin to enroll for a third or more attempt of a course. Students who wish to take a course (third or more attempts) must request approval from the academic department offering the course by submitting the Third Retake Request Form and will be enrolled by the Registrar’s Office upon approval. Non Matriculating Undergraduates begin enrollment (U0) |
| Sun, Jan. 25 | SemesterCancellation: Last day students can cancel all classes by dropping via SOLAR. |
| Mon, Jan. 26 | SemesterStart: First day of classes. LateRegistration: $50 fee if not enrolled in at least one class before semester start. |
| Fri, Jan. 30 4:00 PM | Major Minor Changes End: Last day to submit major/minor changes effective Spring Semester. Waitlist: Last day to waitlist a class. Students are responsible for any tuition liability incurred if registered from a waitlisted class. |
| Thu. Feb. 5 4:00 PM | Waitlist Process Ends: Last day to be enrolled from the waitlist process pending seat availability. Students must contact the appropriate academic department after this date. |
Fri, Feb. 6 4:00 PM | Late Registration Ends: Last day to process enrollment changes (adds, swaps, credit changes) via SOLAR. Last day to drop or submit LOA/Term Withdrawal without a “W” (withdrawal) recorded on transcript. Full/Part time statuses will be locked in after this date. Undergraduate students enrolling in Graduate courses: Last day to petition. All changes must be processed by 4:00 PM. |
Fri, Mar. 13 4:00 PM | Drop Down: Last day to submit an approved adjustment form for selected AMS, MAT, MAP, and PHY courses to the Office of Registrar. |
Mon, Mar. 16 to Sun, Mar. 22 | Spring Recess: No classes in session. Classes will resume, Monday, March 23rd. |
Mon, Mar. 30 | Major/Minor Changes Begin: Students can begin to submit major/minor changes effective Fall Semester |
Fri, Apr. 3 4:00PM | Section/Credit Change Form: Last day to submit a Section/Credit Change Form to Office of Registrar. After this date petition is required and “W” (withdrawal) will be recorded on transcript. GPNC: Last day students can select Grade/Pass/No Credit (GPNC). Non-petitionable. Course Withdrawal: Last day students can process a withdrawal from individual courses(es) via SOLAR. “W” (withdrawal) will be recorded on transcript. |
Mon, Apr. 6 | Advanced Registration: Begins for Summer/Fall according to enrollment appointments. |
| Wed, Apr. 15 | Graduation Application for Publication: Last day for Spring /Summer 2026 degree candidates to apply for graduation and be included in the commencement publication. Students apply via SOLAR |
| Fri, May 8 4:00 PM | LOA/Term Withdrawal: Last day to take a leave of absence or withdraw from the University. Students can process via SOLAR Graduation Application: Last day for Spring/Summer degree candidates to apply for graduation via SOLAR. Applications submitted after 4/15/26 will not appear in the commencement publication |
| Sat, May 9 | Classes End: Last day of classes |
| Mon, May 11 | Reading Day |
| Tues, May 12 to Fri, May 15 | Finals |
| Sat, May 16 | Final Exams for Saturday Classes/Reading Day |
| Mon, May 18 – Wed, May 20 | Finals |
| Wed, May 20 | Semester End: Official End of Spring Semester |
| Fri, May 22 | Commencement Official degree conferral date for Spring 2026: Degree clearance begins once final grading has concluded. However, it may take up to one month to complete posting all degrees. Please take this timeline into account when ordering transcripts and submitting degree verifications and/or state licensing forms. Check your unofficial transcript on SOLAR to see when your degree has been awarded. |
Student Responsibility
Students are responsible for reviewing, understanding, and abiding by the University’s regulations, procedures, requirements, and deadlines as described in official publications. This includes, by way of example only, this Academic Calendar, the Undergraduate/Graduate Bulletin, the University Conduct Code, and class schedules.
Google Calendar
Health Sciences Academic Calendar 2025 – 2026
Tuition Liability Deadlines: For detailed information on tuition, fees, and/or other financial information, please visit the Student Accounts/Bursar’s Office.
Spring 2026
| Day/Date | Details |
|---|---|
| Fri, Jan 2 | LateRegistration : $50 fee if not enrolled in at least one class before session start. For session code add/drop dates see the Table of Session Dates below for Spring 2026. Dental Medicine classes resume. School of Medicine classes resume for medical students in Phase I, Phase II and Phase III. Basic Sciences and Health Professions modules resume. |
| Mon. Jan. 19 | Dr. Martin Luther King, Jr. Day: No Classes in session. |
| Mon, Jan. 26 | Late Registration: $50 fee if not enrolled in at least one class before session start. For session code add/drop dates see the Table of Session Dates below for Spring 2026. Schools of Health Professions; Nursing; and Social Welfare; Graduate Program in Nutrition; Graduate Program in Public Health and West Campus semester classes begin. Dental Medicine Spring 2026 classes begin. |
| Fri, Jan 30 | Major/Minor Changes End: Last day to submit major/minor changes effective Spring 2026 Semester. |
| Sat, Jan. 31 | First Day of Saturday Classes: This includes East (Health Sciences), West and Manhattan campuses. |
| Sun, Feb. 1 | Last day for undergraduate and graduate students to drop a course or withdraw from the University without incurring tuition liability. Withdrawing from the University must be processed through your Health Sciences school/program. |
| Fri, Feb. 6 | Full Semster Spring Term: Last day to add, swap or drop a class without a “W” being recorded. End of late registration. A petition to your respective HSC School is required after this date. Late Course Additions: All approved Late Add petitions will incur a $20 petition fee which will be posted to your account. |
| Mon, Mar. 16 – Sun, Mar. 22 | Spring Break: Classes resume Monday, March 23rd. Students in the School of Medicine should contact their program for information about Spring Break dates. |
| Mon, Mar. 23 – Sun, Mar. 29 | School of Dental Medicine Spring Break: Classes resume Monday, March 30th. |
| Mon, Mar. 30 | Major/Minor Changes Begin: Undergraduate Students can begin to submit major/minor changes effective Fall 2026 Semester |
| Mon, Apr. 6 | Advanced Registration: Tentative date for Summer and Fall 2026 registration for graduate and undergraduate students (not including non-matrics). Check the Solar System for your enrollment appointment. |
| Wed, Apr. 15 | Graduation Application for Publication: Last day for students to apply for graduation and be included in the commencement publication. Students apply via SOLAR. |
| Fri, May 8 | LOA/Term Withdrawal: Last day for undergraduate and graduate students to withdraw from the university. Withdrawing from the university must be processed through your Health Sciences school/program. Graduation Application: Last day for Spring/Summer degree candidates to apply for graduation via SOLAR. Applications submitted after 4/15/26 will not appear in the Commencement Publication. Last day for removal of Incomplete (I) grades from Fall and Winter terms. |
| Sat, May 16 | School of Social Welfare: Spring term ends 5/16/26 |
| Wed, May 20 | Spring Term Ends: For session codes, see Table of Session Dates below. |
| TBD | School of Medicine Commencement Ceremony |
| Fri, May 22 | University Commencement School of Medicine Spring Term Ends |
| Fri, Jun. 12 | School of Medicine Spring Term Ends for Late Grads 1 |
| Fri, Jun. 30 | School of Medicine Spring Term Ends for Late Grads 2 |
Session Dates – Spring 2026
| Session/Module | Code | Begins | Add/Drop Ends | Ends |
|---|---|---|---|---|
| 4 | 4 | 12/15 | 1/9 | 1/30 |
| 4,5 | H | 12/15 | 1/9 | 3/6 |
| 4,5,6 | J | 12/15 | 1/9 | 4/17 |
| 4,5,6,7 | T | 12/15 | 1/9 | 5/22 |
| 5 | 5 | 2/2 | 2/13 | 3/6 |
| 5,6 | I | 2/2 | 2/13 | 4/17 |
| 5,6,7 | U | 2/2 | 2/13 | 5/22 |
| UU | 2/23 | 3/6 | 5/22 | |
| 5,6,7,8 | W | 2/2 | 2/13 | 6/20 |
| 6 | 6 | 3/9 | 3/27 | 4/17 |
| 6,7 | V | 3/9 | 3/27 | 5/22 |
| 6,7,8 | X | 3/9 | 3/27 | 6/20 |
| 7 | 7 | 4/20 | 5/1 | 5/22 |
| 7,8 | K | 4/20 | 5/1 | 6/20 |
| KM | 4/20 | 5/1 | 8/21 | |
| 8 | 8 | 5/26 | 6/8 | 6/20 |
| 8,9 | L | 5/26 | 6/8 | 7/24 |
| Spring Term | B | 1/26 | 2/6 | 5/20 |
| Medicine | H5B | 1/1 | 2/6 | 5/31 |
| Medicine | H6B | 1/1 | 2/6 | 6/30 |
| Medicine | H7B | 1/1 | 2/6 | 6/30 |
| Medicine | H8B | 1/1 | 2/6 | 5/22 |
| Medicine | Y | 1/1 | 2/6 | 6/30 |
| Medicine | Y4B | 1/1 | 2/6 | 6/12 |
| Dental | DW | 1/5 | 2/6 | 6/5 |
| Dental | DWW | 1/5 | 2/6 | 6/20 |
| Dental | T | 1/5 | 2/6 | 5/22 |
| Dental | W | 1/5 | 2/6 | 5/22 |
*Students in the School of Nursing and School of Health Professions should contact your department for the last class meeting.
Spring 2026 – Graduate Academic Calendar
| Date of Drop & WIthdrawal | Tuition % incurred | Tuition % Refunded | Fees % Refunded | Last day of Tuition % Applies |
|---|---|---|---|---|
| On or Before 2/1/2026 | 0% | 100% | 100% | *Sun, 2/1/2026 |
| 2/2/2025– 2/8/2026 | 30% | 70% | 70% | Sunday, 2/8/2026 |
| 2/9/2025– 2/15/2026 | 50% | 50% | 50% | Sunday, 2/15/2026 |
| 2/16/2025– 2/22/2026 | 70% | 30% | 30% | Sunday, 2/22/2026 |
| On or after 2/23/2026 | 100% | 0% | 0% |
Registration Deadlines: For detailed information on enrollment processes, withdrawing or taking a leave of absence, registration definitions, and/or forms, Graduate & SPD students may contact the Graduate School or SPD respectively
| Date | Details |
|---|---|
| Sun, Jan. 25 | Semester Cancellation: Last day students can cancel all classes by dropping via SOLAR. |
| Mon, Jan. 26 | Semester Start: First day of classes. Late Registration: $50 fee if not enrolled in at least one class before semester start. |
| Fri, Jan. 30 4:00 PM | Waitlist: Last day to waitlist a class. Students are responsible for any tuition liability incurred if registered from a waitlisted class. |
| Thu, Feb. 5 | Waitlist Process Ends: Last day to be enrolled from the waitlist process pending seat availability. Students must contact the appropriate academic department after this date. |
| Fri, Feb. 6 4:00 PM | Late registration ends for Graduate/SPD Students: Last day to process enrollment changes such as adds, swaps, credit changes, and drops via SOLAR. Last day to drop/withdraw from the university without a “W” (withdrawal) recorded via SOLAR. Changes must be processed by 4:00 PM. Petition to the respective college/school required after this date. Undergraduate Students enrolling in Graduate/SPD courses: See Graduate Program Director for Permission. All changes must be processed by 4:00 PM |
| Sat, Feb. 7 – Fri, Feb. 13 4:00 PM | Swaps by Petition Only: Graduate School and SPD students must petition to the respective school. |
| Mon, Mar. 16 – Sun, Mar. 22 | Spring Recess: No classes in session. Classes resume Monday, March 23rd. |
| Sun, Apr. 5 | SPD 10 Week Session Classes End |
| Mon, Apr. 6 | Advanced Registration: Begins for Summer/Fall according to enrollment appointments |
| Wed, Apr. 15 | Graduation Application for Publication: Last day for Masters & Advanced Graduate Certificate students to apply for graduation and be included in the commencement publication. Students apply via SOLAR. |
| Fri, May 8 | Semester Withdrawal: Last day students can submit a withdrawal form to the Graduate School/SPD. Petition required after this date. Graduation Application: Last day for Spring/Summer degree candidates to apply for graduation via SOLAR. Applications submitted after 4/15/26 will not appear in the commencement publication |
| Sat, May 9 | Classes End: Last day of classes |
| Mon, May 11 | Reading Day |
Tue, May 12 – Fri, May 15 | Finals |
Sat, May 16 | Final Exams for Saturday Classes/Reading Day |
| Mon, May 18 – Wed, May 20 | Finals |
| Wed, May 20 | Semester End: Official End of Spring Semester |
| Thu, May 21 4:00 PM | Doctoral Hooding Ceremony |
| Fri, May 22 | Commencement Official degree conferral date for Spring 2026: Degree clearance begins once final grading has concluded. However, it may take up to one month to complete posting all degrees. Please take this timeline into account when ordering transcripts and submitting degree verifications and/or state licensing forms. Check your unofficial transcript on SOLAR to see when your degree has been awarded. |
Student Responsibility
Students are responsible for reviewing, understanding, and abiding by the University’s regulations, procedures, requirements, and deadlines as described in official publications. This includes, by way of example only, this Academic Calendar, the Undergraduate/Graduate Bulletin, the University Conduct Code, and class schedules.
