Costello Elementary SchoolSchool Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Costello Elementary School.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
APR
21
TSD Board of Education Meeting
JUN
1
Half Day
JUN
2
Half Day
JUN
3
Half Day
Partner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!