Sierra Alternative HighSchool Calendar

2025-26 Academic Calendar

Key dates, holidays, and events for Sierra Alternative High.

School at a Glance
Upcoming events & academic holidays
2025-26 Academic Year

AUG

5

Teacher Inservice

AUG

6

First Day of School

SEP

7

Labor Day

OCT

12

Columbus Day (Observed)

NOV

11

Veterans Day

NOV

23

Thanksgiving Break

DEC

21

Holiday Break

JAN

18

Martin Luther King Jr. Day

FEB

15

Winter Break

MAR

29

Cesar Chavez (Observed)

APR

5

Spring Break

MAY

31

Memorial Day

JUN

3

Last Day of School

JUN

4

Teacher Inservice
View Full 2025-26 Calendar
Partner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!