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Summer Break
School starts Aug 26
Next 7 Days
August 2026
Coming Up
School Breaks
Holidays (No School)
The Mercer Island School District school calendar for the 2026-27 school year runs from Wednesday, August 26, 2026 to Thursday, June 17, 2027 in Mercer Island, Washington.
- •3 scheduled breaks and 8 holidays throughout the year
- •Spring break: Apr 12 – Apr 16
- •Winter break: Dec 21 – Jan 1
Mercer Island School District starts school 372 days later than most Washington districts. Winter break starts 364 days later than the most common Washington schedule.
Download the iCal file above to sync all Mercer Island School District dates with your phone or computer.
Frequently Asked Questions
Is Mercer Island School District school open today?
No, Mercer Island School District is currently on summer break. School starts Wednesday, August 26, 2026.
When is the next day off for Mercer Island School District?
The next day off is Monday, September 7, 2026 for Labor Day.
When is the first day of school for Mercer Island School District?
The first day of school for Mercer Island School District in 2026-27 is Wednesday, August 26, 2026.
When is the last day of school for Mercer Island School District?
The last day of school for Mercer Island School District in 2026-27 is Thursday, June 17, 2027.
When is spring break for Mercer Island School District?
Spring break for Mercer Island School District is Monday, April 12, 2027 to Friday, April 16, 2027.
When is winter break for Mercer Island School District?
Winter break for Mercer Island School District is Monday, December 21, 2026 to Friday, January 1, 2027.
When do students go back to school after winter break?
Students in Mercer Island School District return to school after winter break on Monday, January 4, 2027. Winter break ends on Friday, January 1, 2027.
When is Thanksgiving break for Mercer Island School District?
Thanksgiving break dates for Mercer Island School District are not yet available.
How do I add Mercer Island School District calendar to my phone?
Click the "Add to Calendar" button at the top of this page to download the iCal (.ics) file. Then:
iPhone/iPad: Tap the downloaded file, then tap "Add All" to add events to your Calendar app.
Android: Open the file with Google Calendar, review the events, and tap "Import".
Google Calendar (web): Go to Settings → Import & Export → Select the .ics file → Import.
Outlook: Double-click the file or drag it into your Outlook calendar.
Apple Calendar (Mac): Double-click the file or go to File → Import → select the .ics file.
What school district is Mercer Island, WA in?
Mercer Island, Washington is served by Mercer Island School District. This page shows the 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in Mercer Island?
School in Mercer Island (Mercer Island School District) starts on Wednesday, August 26, 2026 for the 2026-27 school year.
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Last updated: July 21, 2026