Summer 2025 Academic Calendar
Summer 2025
Summer 2025 Registration begins on Tuesday, March 18, 2025.
Continuing Students can register via their SUNY Connect OW portal.
New Students who have never attended SUNY Old Westbury must complete a Quick Admit Application to register.
| Date(s) | Summer 2025 Holiday/Closing |
|---|
| May 26 (Mon) | Memorial Day – no classes; offices closed |
| Jun 19 (Thu) | Juneteenth – no classes, offices closed |
| Jul 4 (Fri) | Independence Day – no classes, offices closed |
| Date(s) | Undergraduate Summer Sessions |
|---|
| Jun 2 (Mon) | Session I classes begin |
| Jun 6 (Fri) | Last day to Add/Drop : Late Registration ($50 fee) for Session I |
| Jun 27 (Fri) | Last day to apply for W or CR/NC for Session I |
| Jul 3 (Thu) | Session I classes end (grades due from course instructors 48 hours after final exam) |
| Jul 7 (Mon) | Session II classes begin |
| Jul 14 (Mon) | Last day to Add/Drop : Late Registration ($50 fee) for Session II |
| Jul 31 (Thu) | Last day to apply for W or CR/NC for Session II |
| Aug 7 (Thu) | Session II classes end (grades due from course instructors 48 hours after final exam) |
| Jun 16 (Mon) | Session III - Full Summer classes begin |
| Jun 23 (Mon) | Last day to Add/Drop : Late Registration ($50 fee) for Session III |
| Jul 21 (Mon) | Last day to apply for W or CR/NC for Session III |
| Aug 21 (Thu) | Session III classes end (grades due from course instructors 48 hours after final exam) |
| May 27 (Tue) | Session IV-Pre Session classes begin |
| May 28 (Wed) | Last day to Add/Drop : Late Registration ($50 fee) for Session IV |
| Jun 10 (Tue) | Last day to apply for W or CR/NC for Session IV |
| Jun 13 (Fri) | Session IV classes end (grades due from course instructors 48 hours after final exam) |
| Date(s) | Graduate Summer Sessions |
|---|
| May 27 (Tue) | Session 6A classes begin |
| May 30 (Fri) | Last day to Add/Drop : Late Registration ($50 fee) for Session 6A |
| Jun 13 (Fri) | Last day to apply for W or CR/NC for Session 6A |
| Jul 7 (Mon) | Session 6A classes end (grades due from course instructors 48 hours after final exam) |
| Jul 14 (Mon) | Session 6B classes begin |
| Jul 17 (Thu) | Last day to Add/Drop : Late Registration ($50 fee) for Session 6B |
| Aug 1 (Fri) | Last day to apply for W or CR/NC for Session 6B |
| Aug 22 (Fri) | Session 6B classes end (grades due from course instructors 48 hours after final exam) |
| May 27 (Tue) | Session 6C- Full Summer classes begin |
| Jun 2 (Mon) | Last day to Add/Drop : Late Registration ($50 fee) for Session 6C |
| Jul 14 (Mon) | Last day to apply for W or CR/NC for Session 6C |
| Aug 12 (Tue) | Session 6C classes end (grades due from course instructors 48 hours after final exam) |
Additional information for Summer
