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San Dieguito Union High SDUHSD CA Calendar 26-27

  • 2026/27
  • California
  • 3 teacher days

The San Dieguito Union High SDUHSD 2026–27 school year starts on Aug 11, 2026. Breaks include winter break Dec 19-31, spring break Mar 29-31, and fall break Nov 23-27. The table below lists all teacher workdays. Download the PDF calendar, or read the FAQs.

School year starts Tue, Aug 11, 2026 First Day of School
School year ends See full dates Last day not published separately
Next key date Tue, Aug 11, 2026 Counts down once the school year is under way

San Dieguito Union High SDUHSD 2026-27 calendar

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San Dieguito Union High SDUHSD school year calendar

Every published date for 2026–27, colour-coded by what happens that day.

  • First day of school
  • Holiday - school closed
  • Break / vacation
  • Teacher / professional day
  • Grading period / report cards
  • Other scheduled date

August 2026

  • Aug 5-6, 2026 — Staff Service Days
  • Aug 7, 2026 — Teacher Prep Day
  • Aug 10, 2026 — Teacher Non-Work Day
  • Aug 11, 2026 — First Day of School

September 2026

  • Sep 7, 2026 — Labor Day

October 2026

  • Oct 9, 2026 — 1st Quarter Ends
  • Oct 12, 2026 — Teacher Non-Work Day

November 2026

  • Nov 11, 2026 — Veterans Day
  • Nov 23-27, 2026 — Fall Break

December 2026

  • Dec 18, 2026 — 1st Semester/Term Ends
  • Dec 19-31, 2026 — Winter Break

January 2027

  • Jan 1, 2027 — Winter Break
  • Jan 4, 2027 — Teacher Prep Day
  • Jan 5, 2027 — Staff Service Day
  • Jan 6, 2027 — First Day for 2nd Semester
  • Jan 18, 2027 — M.L. King Jr. Day

February 2027

  • Feb 15, 2027 — Lincoln Day
  • Feb 16, 2027 — Washington Day

March 2027

  • Mar 16, 2027 — 3rd Quarter Ends
  • Mar 29-31, 2027 — Spring Break

April 2027

  • Apr 1-2, 2027 — Spring Break
  • Apr 5, 2027 — Teacher Non-Work Day

May 2027

  • May 28, 2027 — 2nd Semester/Term Ends
  • May 31, 2027 — Memorial Day

June 2027

  • Jun 1, 2027 — Teacher Prep Day

July 2027

San Dieguito Union High SDUHSD teacher and staff days 2026/27

Students normally stay home on these days. Confirm with the district before making plans.

  • Aug 10, 2026 Teacher Non-Work Day District source
  • Oct 12, 2026 Teacher Non-Work Day District source
  • Apr 5, 2027 Teacher Non-Work Day District source

San Dieguito Union High SDUHSD breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 Labor Day Holiday
  • Nov 11, 2026 Veterans Day Holiday
  • Nov 23-27, 2026 Fall Break Break
  • Dec 19-31, 2026 Winter Break Break
  • Jan 1, 2027 Winter Break Break
  • Mar 29-31, 2027 Spring Break Break
  • Apr 1-2, 2027 Spring Break Break
  • May 31, 2027 Memorial Day Holiday

Your checked 2026/27 San Dieguito Union High SDUHSD planning calendar

How these dates are put together, and what to double-check before you book anything.

Useful now25 published dates for the 2026–27 school year, laid out month by month.
CheckedTaken from the district’s own published calendar, not retyped from memory.
Kept currentLast updated April 29, 2026.
Full term dates table

San Dieguito Union High SDUHSD 2026–27 calendar dates

DateEvent
Aug 5-6, 2026Staff Service Days
Aug 7, 2026Teacher Prep Day
Aug 10, 2026Teacher Non-Work Day
Aug 11, 2026First Day of School
Sep 7, 2026Labor Day
Oct 9, 20261st Quarter Ends
Oct 12, 2026Teacher Non-Work Day
Nov 11, 2026Veterans Day
Nov 23-27, 2026Fall Break
Dec 18, 20261st Semester/Term Ends
Dec 19-31, 2026Winter Break
Jan 1, 2027Winter Break
Jan 4, 2027Teacher Prep Day
Jan 5, 2027Staff Service Day
Jan 6, 2027First Day for 2nd Semester
Jan 18, 2027M.L. King Jr. Day
Feb 15, 2027Lincoln Day
Feb 16, 2027Washington Day
Mar 16, 20273rd Quarter Ends
Mar 29-31, 2027Spring Break
Apr 1-2, 2027Spring Break
Apr 5, 2027Teacher Non-Work Day
May 28, 20272nd Semester/Term Ends
May 31, 2027Memorial Day
Jun 1, 2027Teacher Prep Day

San Dieguito Union High School District Calendar 2026-2027 FAQ

When is the first day of school in San Dieguito Union High School District for 2026-2027?
The first day of school in San Dieguito Union High School District for the 2026-2027 academic year is August 11, 2026.
When is Spring Break in San Dieguito Union High School District for 2027?
Spring Break in San Dieguito Union High School District is scheduled from March 29 to April 2, 2027.
When is Christmas Break in San Dieguito Union High School District for 2026?
Christmas Break in San Dieguito Union High School District begins on December 19, 2026 and continues through January 1, 2027 as part of the winter break.
When is Winter Break in San Dieguito Union High School District for 2026-2027?
Winter Break in San Dieguito Union High School District runs from December 19, 2026 through January 1, 2027.
When is Thanksgiving break in San Dieguito Union High School District for 2026?
Thanksgiving (Fall Break) in San Dieguito Union High School District takes place from November 23 to November 27, 2026.
When is the last day of school in San Dieguito Union High School District for 2027?
The last day of school for the San Dieguito Union High School District 2026-2027 academic year is May 28, 2027.
When does the second semester start in San Dieguito Union High School District for 2027?
The second semester in San Dieguito Union High School District begins on January 6, 2027.
When does the first semester end in San Dieguito Union High School District for 2026?
The first semester ends on December 18, 2026 in San Dieguito Union High School District.
When is the third quarter end date in San Dieguito Union High School District for 2027?
The third quarter in San Dieguito Union High School District ends on March 16, 2027.
Is there school on Labor Day in San Dieguito Union High School District for 2026?
No, schools are closed on Labor Day which falls on September 7, 2026 in San Dieguito Union High School District.

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San Dieguito Union High SDUHSD calendar FAQs

When is the first day of school in San Dieguito Union High School District for 2026-2027?
The first day of school in San Dieguito Union High School District for the 2026-2027 academic year is August 11, 2026.
When is Spring Break in San Dieguito Union High School District for 2027?
Spring Break in San Dieguito Union High School District is scheduled from March 29 to April 2, 2027.
When is Christmas Break in San Dieguito Union High School District for 2026?
Christmas Break in San Dieguito Union High School District begins on December 19, 2026 and continues through January 1, 2027 as part of the winter break.
When is Winter Break in San Dieguito Union High School District for 2026-2027?
Winter Break in San Dieguito Union High School District runs from December 19, 2026 through January 1, 2027.
When is Thanksgiving break in San Dieguito Union High School District for 2026?
Thanksgiving (Fall Break) in San Dieguito Union High School District takes place from November 23 to November 27, 2026.
When is the last day of school in San Dieguito Union High School District for 2027?
The last day of school for the San Dieguito Union High School District 2026-2027 academic year is May 28, 2027.
When does the second semester start in San Dieguito Union High School District for 2027?
The second semester in San Dieguito Union High School District begins on January 6, 2027.
When does the first semester end in San Dieguito Union High School District for 2026?
The first semester ends on December 18, 2026 in San Dieguito Union High School District.
When is the third quarter end date in San Dieguito Union High School District for 2027?
The third quarter in San Dieguito Union High School District ends on March 16, 2027.
Is there school on Labor Day in San Dieguito Union High School District for 2026?
No, schools are closed on Labor Day which falls on September 7, 2026 in San Dieguito Union High School District.

Dates can change after publication. Read our calendar disclaimer.