Sullivan High SchoolSchool Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Sullivan High School.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
MAR
23
No School
Spring Vacation
Spring vacationMAR
24
No School
Spring Vacation
Spring vacationMAR
25
No School
Spring Vacation
Spring vacationMAR
26
No School
Spring Vacation
Spring vacationMAR
27
No School
Spring Vacation
Spring vacationAPR
3
Professional Development
Teacher PD day, no studentsMAY
1
Progress Report Distribution Q4
Fourth quarter progress reports distributedMAY
21
High School Graduation
Earliest date for high school graduation ceremoniesMAY
25
No School
Memorial Day
No students or teachers in schoolMAY
29
Elementary Graduation
Earliest date for elementary graduation ceremoniesJUN
4
Last Day of School
Last day of schoolJUN
4
End of Quarter 4
End of fourth quarterJUN
4
Report Card Distribution Q4
Fourth quarter report cards sent homeJUN
5
Professional Development
Teacher PD day, no studentsJUN
8
Professional Development
Teacher PD day, no studentsJUN
16
Summer Programs Begin
Anticipated start of summer programsJUN
19
No School
Juneteenth
No students or teachers in schoolPartner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!