The dates below are for Summer 2026.
| April 3 | Registration opens for Puget Sound students |
| April 20 | Registration opens for non-matriculated students |
| May 11 | Session I Begins |
| May 11 | Add/Drop and Audit Registration Begins |
| May 14 | Last Day to Select Credit/No Credit Option |
| May 14 | Last Day to Add a Class |
| May 14 | Last Day to Register for Audit |
| May 15 | Last Day to Drop Without Record |
| May 15 | Last Day to Drop Enrollment or Withdraw with 100% Tuition Adjustment |
| May 20 | Final Grades Due, Noon |
| May 29 | Last Day to Withdraw with 50% Tuition Adjustment |
| May 25 | Memorial Day (no classes) |
| June 12 | Last Day to Withdraw from Classes |
| June 18 | Session I Ends |
| June 19 | Juneteenth Holiday (no classes) |
| June 29 | Session I Grades Due, Noon |