| Date | Event |
|---|---|
| 2026-06-01 (Mon) | Class of 2026 Senior Trip [Littleton High School] |
| 2026-06-02 (Tue) | MCAS Testing Biology/Physics Grades 9/10 [Littleton High School] — 8:05 am - 2:35 am |
| 2026-06-03 (Wed) | MCAS Testing Biology/Physics Grades 9/10 [Littleton High School] — 8:05 am - 2:35 am |
| 2026-06-05 (Fri) | Class of 2026 Graduation @ Alumni Field [Littleton High School] — 5:30 pm - 7:00 pm |
| 2026-06-06 (Sat) | Class of 2026 Graduation Rain Date @ Alumni Field [Littleton High School] — 10:30 am - 12:00 pm |