Official School Calendar for Academic Year 2026-2027
SEA ,MI 2026–27 calendar dates
| Date | Event |
|---|---|
| Aug 25, 2026 | District-Wide Opening Day and Professional Development |
| Aug 26, 2026 | Building Professional Development and Teacher Preparation Day |
| Aug 27, 2026 | Teacher Preparation Day - No Meetings |
| Aug 28, 2026 | Staff Not Required to Report |
| Aug 31, 2026 | First Day of School for Non-KLC Students |
| Sep 4-7, 2026 | Labor Day Recess - No School |
| Sep 8, 2026 | Classes Resume for All Students |
| Sep 23, 2026 | District Professional Development Day |
| Oct 1-30, 2026 | High School PSAT, PSAT 9 and NMSQT Testing Window |
| Oct 14, 2026 | District Professional Development Day |
| Nov 3, 2026 | District Professional Development Day |
| Nov 25-27, 2026 | Thanksgiving Recess - No School |
| Dec 18, 2026 | Winter Recess Begins at the End of the School Day |
| Dec 21, 2026-Jan 1, 2027 | Winter Recess - No School |
| Jan 4, 2027 | Classes Resume |
| Jan 13-15, 2027 | High School Exams - Half Days for High School Students |
| Jan 18, 2027 | Dr. Martin Luther King Jr. Day - No School |
| Jan 19, 2027 | Records Day - No Students Pre-K-12 |
| Jan 20, 2027 | Second Semester Begins |
| Feb 12, 2027 | Mid-Winter Recess Begins at the End of the School Day |
| Feb 15-19, 2027 | Mid-Winter Recess - No School |
| Feb 22, 2027 | Classes Resume |
| Mar 10, 2027 | District Professional Development Day |
| Mar 25, 2027 | Spring Recess Begins at the End of the School Day |
| Mar 26-Apr 2, 2027 | Spring Recess - No School |
| Apr 5, 2027 | Classes Resume |
| Apr 6-9, 2027 | Tentative High School Testing |
| May 28-31, 2027 | Memorial Day Recess - No School |
| Jun 4, 2027 | High School Graduation Ceremonies |
| Jun 14-16, 2027 | High School Final Exams - Half Days for High School Students |
| Jun 16, 2027 | Last Student Day for Non-KLC Students - Half Day District-Wide |
| Jun 17, 2027 | Records Day for All Staff |
SEA Calendar 26-27 ,MI PDF FAQs
When is the first day of school in SEA for the 2026-2027 school year?
The first day of school for non-KLC students in SEA is Monday, August 31, 2026.
When is Labor Day recess in SEA for the 2026-2027 school year?
Labor Day recess is from Friday, September 4 through Monday, September 7, 2026. Classes resume for all students on Tuesday, September 8, 2026.
When is Thanksgiving break in SEA for the 2026-2027 school year?
Thanksgiving recess is from Wednesday, November 25 through Friday, November 27, 2026.
When is Christmas break in SEA for the 2026-2027 school year?
Christmas break is included in winter recess. Winter recess begins after school on Friday, December 18, 2026, and continues from Monday, December 21, 2026 through Friday, January 1, 2027.
When is winter break in SEA for the 2026-2027 school year?
Winter recess begins at the end of the school day on Friday, December 18, 2026. The scheduled recess runs from December 21, 2026 through January 1, 2027, and classes resume on Monday, January 4, 2027.
When is Martin Luther King Jr. Day in SEA for the 2026-2027 school year?
SEA schools are closed for Dr. Martin Luther King Jr. Day on Monday, January 18, 2027.
When does the second semester begin in SEA for the 2026-2027 school year?
The second semester begins on Wednesday, January 20, 2027.
When is mid-winter break in SEA for the 2026-2027 school year?
Mid-winter recess begins after school on Friday, February 12, 2027. The break runs from Monday, February 15 through Friday, February 19, 2027, and classes resume on Monday, February 22, 2027.
When is spring break in SEA for the 2026-2027 school year?
Spring recess begins at the end of the school day on Thursday, March 25, 2027. The break runs from Friday, March 26 through Friday, April 2, 2027, and classes resume on Monday, April 5, 2027.
When is Memorial Day recess in SEA for the 2026-2027 school year?
Memorial Day recess is from Friday, May 28 through Monday, May 31, 2027.
When are the high school graduation ceremonies in SEA for the 2026-2027 school year?
High school graduation ceremonies are scheduled for Friday, June 4, 2027.
When are high school final exams in SEA for the 2026-2027 school year?
High school final exams are scheduled from Monday, June 14 through Wednesday, June 16, 2027. These are half-day morning sessions for high school students.
When is the last day of school in SEA for the 2026-2027 school year?
The last student day for non-KLC students is Wednesday, June 16, 2027. It is a half-day district-wide for Pre-K through Grade 12 students.
When are the professional development days in SEA for the 2026-2027 school year?
District professional development days are scheduled for August 25, August 26, September 23, October 14, November 3, 2026, and March 10, 2027.
When is Records Day in SEA for the 2026-2027 school year?
A Records Day with no students is scheduled for Tuesday, January 19, 2027. An additional staff Records Day is scheduled for Thursday, June 17, 2027.
Dates can change after publication. Read our calendar disclaimer.