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California R-1 School District MO Calendar 26-27

  • 2026/27
  • Missouri
  • 8 teacher days

The California R-1 School District 2026–27 school year runs from Aug 24, 2026 to May 21, 2027. Breaks include Thanksgiving break Nov 25-27, winter break Dec 21-31, and spring break Mar 22-26. The table below lists all teacher workdays, early release days, and holidays. Download the PDF calendar, or read the FAQs.

School year starts Mon, Aug 24, 2026 First Day of School
School year ends Fri, May 21, 2027 Last Day of School / Early Dismissal
Next key date Mon, Aug 24, 2026 Counts down once the school year is under way

California R-1 School District 2026-27 calendar

Select a thumbnail to open it full size, zoom in, or download it.

California R-1 School District school year calendar

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

  • First day of school
  • Last day of school
  • Holiday - school closed
  • Break / vacation
  • Teacher / professional day
  • Early release / half day
  • Parent-teacher conference
  • Grading period / report cards
  • Graduation

August 2026

  • Aug 12-13, 2026 — New Teacher Professional Development
  • Aug 17-20, 2026 — Professional Development Days
  • Aug 24, 2026 — First Day of School

September 2026

  • Sep 7, 2026 — Labor Day - No School
  • Sep 18, 2026 — Professional Development Day

October 2026

  • Oct 2, 2026 — Homecoming / Early Dismissal
  • Oct 12, 2026 — Professional Development Day
  • Oct 20, 2026 — End of 1st Quarter
  • Oct 22-23, 2026 — Parent-Teacher Conferences

November 2026

  • Nov 11, 2026 — Veterans Day - No School
  • Nov 25-27, 2026 — Thanksgiving Break

December 2026

  • Dec 18, 2026 — Early Dismissal
  • Dec 21-31, 2026 — Christmas Break

January 2027

  • Jan 1, 2027 — Christmas Break
  • Jan 4, 2027 — Professional Development Day
  • Jan 18, 2027 — Martin Luther King Jr. Day - No School

February 2027

  • Feb 15, 2027 — Professional Development Day

March 2027

  • Mar 5, 2027 — End of 3rd Quarter
  • Mar 29, 2027 — Professional Development Day
  • Mar 22-26, 2027 — Spring Break

April 2027

  • Apr 23, 2027 — Professional Development Day

May 2027

  • May 16, 2027 — Graduation
  • May 21, 2027 — Last Day of School / Early Dismissal

June 2027

July 2027

California R-1 School District teacher and staff days 2026/27

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

  • Aug 12-13, 2026 New Teacher Professional Development District source
  • Aug 17-20, 2026 Professional Development Days District source
  • Sep 18, 2026 Professional Development Day District source
  • Oct 12, 2026 Professional Development Day District source
  • Jan 4, 2027 Professional Development Day District source
  • Feb 15, 2027 Professional Development Day District source
  • Mar 29, 2027 Professional Development Day District source
  • Apr 23, 2027 Professional Development Day District source

California R-1 School District breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 Labor Day - No School Holiday
  • Nov 11, 2026 Veterans Day - No School Holiday
  • Nov 25-27, 2026 Thanksgiving Break Break
  • Dec 21-31, 2026 Christmas Break Break
  • Jan 1, 2027 Christmas Break Break
  • Jan 18, 2027 Martin Luther King Jr. Day - No School Holiday
  • Mar 22-26, 2027 Spring Break Break

Your checked 2026/27 California R-1 School District planning calendar

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

Useful now23 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 June 13, 2026.
Full term dates table

California R-1 School District 2026–27 calendar dates

DateEvent
Aug 12-13, 2026New Teacher Professional Development
Aug 17-20, 2026Professional Development Days
Aug 24, 2026First Day of School
Sep 7, 2026Labor Day - No School
Sep 18, 2026Professional Development Day
Oct 2, 2026Homecoming / Early Dismissal
Oct 12, 2026Professional Development Day
Oct 20, 2026End of 1st Quarter
Oct 22-23, 2026Parent-Teacher Conferences
Nov 11, 2026Veterans Day - No School
Nov 25-27, 2026Thanksgiving Break
Dec 18, 2026Early Dismissal
Dec 21-31, 2026Christmas Break
Jan 1, 2027Christmas Break
Jan 4, 2027Professional Development Day
Jan 18, 2027Martin Luther King Jr. Day - No School
Feb 15, 2027Professional Development Day
Mar 5, 2027End of 3rd Quarter
Mar 29, 2027Professional Development Day
Mar 22-26, 2027Spring Break
Apr 23, 2027Professional Development Day
May 16, 2027Graduation
May 21, 2027Last Day of School / Early Dismissal

California R-1 School District Calendar 26-27 Revised FAQs

When is the first day of school in California R-1 School District for 2026-2027?
The first day of school in California R-1 School District for the 2026-2027 school year is August 24, 2026.
When is Spring Break in California R-1 School District for 2026-2027?
Spring Break in California R-1 School District is scheduled from March 22, 2027 through March 26, 2027.
When is Christmas Break in California R-1 School District for 2026-2027?
Christmas Break begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in California R-1 School District for 2026-2027?
Winter Break in California R-1 School District runs from December 21, 2026 through January 1, 2027.
When is Thanksgiving Break in California R-1 School District for 2026-2027?
Thanksgiving Break is scheduled for November 25-27, 2026.
When is the last day of school in California R-1 School District for 2026-2027?
The last day of school for students is May 21, 2027, and it is an early dismissal day.
When is Labor Day in California R-1 School District for 2026-2027?
Labor Day will be observed on September 7, 2026, and there will be no school.
When is Veterans Day in California R-1 School District for 2026-2027?
Veterans Day is observed on November 11, 2026, and students will not attend school.
When are Parent-Teacher Conferences in California R-1 School District for 2026-2027?
Parent-Teacher Conferences are scheduled for October 22-23, 2026.
When does the first quarter end in California R-1 School District for 2026-2027?
The first quarter ends on October 20, 2026.
When does the third quarter end in California R-1 School District for 2026-2027?
The third quarter ends on March 5, 2027.
When is Graduation in California R-1 School District for 2026-2027?
Graduation is scheduled for May 16, 2027.
Are there any Professional Development (PD) days in California R-1 School District during 2026-2027?
Yes. Professional Development days are scheduled on August 12-13, August 17-20, September 18, October 12, January 4, February 15, March 29, and April 23, 2027.

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California R-1 School District calendar FAQs

When is the first day of school in California R-1 School District for 2026-2027?
The first day of school in California R-1 School District for the 2026-2027 school year is August 24, 2026.
When is Spring Break in California R-1 School District for 2026-2027?
Spring Break in California R-1 School District is scheduled from March 22, 2027 through March 26, 2027.
When is Christmas Break in California R-1 School District for 2026-2027?
Christmas Break begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in California R-1 School District for 2026-2027?
Winter Break in California R-1 School District runs from December 21, 2026 through January 1, 2027.
When is Thanksgiving Break in California R-1 School District for 2026-2027?
Thanksgiving Break is scheduled for November 25-27, 2026.
When is the last day of school in California R-1 School District for 2026-2027?
The last day of school for students is May 21, 2027, and it is an early dismissal day.
When is Labor Day in California R-1 School District for 2026-2027?
Labor Day will be observed on September 7, 2026, and there will be no school.
When is Veterans Day in California R-1 School District for 2026-2027?
Veterans Day is observed on November 11, 2026, and students will not attend school.
When are Parent-Teacher Conferences in California R-1 School District for 2026-2027?
Parent-Teacher Conferences are scheduled for October 22-23, 2026.
When does the first quarter end in California R-1 School District for 2026-2027?
The first quarter ends on October 20, 2026.
When does the third quarter end in California R-1 School District for 2026-2027?
The third quarter ends on March 5, 2027.
When is Graduation in California R-1 School District for 2026-2027?
Graduation is scheduled for May 16, 2027.
Are there any Professional Development (PD) days in California R-1 School District during 2026-2027?
Yes. Professional Development days are scheduled on August 12-13, August 17-20, September 18, October 12, January 4, February 15, March 29, and April 23, 2027.

Dates can change after publication. Read our calendar disclaimer.