Mission HighSchool Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Mission High.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
MAR
23
SBAC and CAST Testing for 11th Grade
MAR
24
11th Grade: SBAC / CAST TESTS
MAR
24
SBAC and CAST Testing for 11th Grade
MAR
25
Faculty_PD_Meetings
MAR
27
No School
Spring Recess (school sites closed)
MAR
27
Spring Recess
MAR
31
No School
Cesar Chavez Day Observance (school sites & EED closed)
APR
1
Passover (Jewish)
APR
3
Good Friday (Christian)
APR
5
Easter (Christian)
APR
6
SBAC/ CAST Make Up
APR
6
SBAC and CAST Testing for 11th Grade Make Up
APR
8
FacultyPD_PLCs
APR
9
Penrose Field Trip
APR
10
SBAC/ CAST Make Up
APR
10
Sbac/ CaST 11th Grade Make Ups
APR
10
SBAC/ CAST 11th Grade Make Ups
APR
10
Senior Panoramic Picture during HR
APR
12
Orthodox Easter (Orthodox Christian)
APR
15
Department_Meetings
APR
15
Penrose Field Trip
APR
17
Marking Period 5 Ends
APR
20
STAR TESTING Week
APR
21
Lancaster Field Trip
APR
22
Faculty_PD_Meetings
APR
24
Field Day 2026\, 2:20 Dismissal
APR
24
Kimball Field Trip
APR
29
Kimball Field Trip - Tentative
APR
29
New Teacher Meeting
APR
29
Senior Panorama Picture
APR
29
Department_Meetings
MAY
1
Vesak (Buddhist)
MAY
2
Prom Tentative
MAY
6
Eid al-Adha (Muslim)
MAY
6
AP English Lit and Comp
MAY
6
AP Physics
MAY
6
FacultyPD_PLCs
MAY
6
Morning\, AP English Literature and Composition
MAY
7
AP Statistics
MAY
8
Ole Assembly
MAY
11
AP Calculus AB
MAY
13
Department_Meetings
MAY
14
AP Computer Science
MAY
15
AP Environmental Science
MAY
18
Senior Finals
MAY
20
SLE Night!
MAY
25
Memorial Day Holiday
MAY
25
Memorial Day
MAY
26
Monday Schedule due to Monday Holiday
MAY
28
Spring Finals\, 3 minimum days
JUN
1
Spring Finals\, 3 minimum days
JUN
1
MHS Graduation
JUN
3
Last Day of Spring Instruction
JUN
3
Last Day of Instruction
JUN
4
MHS Buyback Day
JUN
19
Juneteenth Holiday
JUN
19
Juneteenth
Partner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!