Serrano HighSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Serrano High.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
OCT
24
Saturday Academy
NOV
6
End of 1st Trimester
NOV
11
No School
Veteran's Day
NOV
14
Saturday Academy
NOV
17
Mini day P/T Conferences (TK-12)
NOV
23
No School
Thanksgiving Break
DEC
12
Saturday Academy
DEC
18
End of 2nd Qtr. 1st Sem.
DEC
21
No School
Winter Break
JAN
1
No School
Winter Break
JAN
15
Non-Student/Staff Work Day
JAN
18
No School
Martin Luther King Jr. Day
JAN
30
Saturday Academy
FEB
8
No School
Lincoln Holiday
FEB
10
Non-Student/Staff Work Days
FEB
15
No School
Washington Holiday
FEB
20
Saturday Academy
FEB
26
End of 2nd Trimester
MAR
13
Saturday Academy
APR
19
End of 3rd Quarter
APR
22
No School
Spring Break
APR
26
No School
Good Friday
MAY
14
Saturday Academy
MAY
24
Saturday Academy
MAY
31
No School
Memorial Day
JUN
4
End of 4th Qtr. 3rd Tri. 2nd Sem.
JUN
4
Last Day of School
JUN
7
Expanded Learning Summer School
JUN
7
Extended School Year SPED
JUN
7
Inclement Weather Make-Up Days
JUN
18
No School
Juneteenth (District Closed)
Calendar TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Serrano High.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
Testing window
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
Testing window
October 1, 2026 – October 30, 2026
PSAT 8/9 — Fall
Testing window
October 1, 2026 – October 30, 2026
PSAT/NMSQT — Fall
Testing window
October 1, 2026 – October 30, 2026
SAT — School Day - Fall
Testing window
October 17, 2026
ACT — National
Test date
State Assessments
March 1, 2027 – June 30, 2027
CAASPP — Statewide Window
Testing window
CA