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School Open
Dismissal: 3:30 PM
Next 7 Days
April 2026
Coming Up
School Breaks
Holidays (No School)
The Riverdale School District 51J school calendar for the 2025-26 school year runs from Monday, August 18, 2025 to Wednesday, May 27, 2026 in Dunthorpe, Oregon.
- •3 scheduled breaks and 7 holidays throughout the year
- •Spring break: Mar 9 – Mar 13
- •Winter break: Dec 22 – Jan 2
Riverdale School District 51J starts school around the same time as most Oregon districts. Winter break matches the most common Oregon schedule, starting 12/22.
Download the iCal file above to sync all Riverdale School District 51J dates with your phone or computer.
Frequently Asked Questions
Is Riverdale School District 51J school open today?
Yes, Riverdale School District 51J is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Riverdale School District 51J?
The next day off is Monday, May 25, 2026 for Memorial Day.
When is the first day of school for Riverdale School District 51J?
The first day of school for Riverdale School District 51J in 2025-26 is Monday, August 18, 2025.
When is the last day of school for Riverdale School District 51J?
The last day of school for Riverdale School District 51J in 2025-26 is Wednesday, May 27, 2026.
When is spring break for Riverdale School District 51J?
Spring break for Riverdale School District 51J is Monday, March 9, 2026 to Friday, March 13, 2026.
When is winter break for Riverdale School District 51J?
Winter break for Riverdale School District 51J is Monday, December 22, 2025 to Friday, January 2, 2026.
When do students go back to school after winter break?
Students in Riverdale School District 51J return to school after winter break on Monday, January 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Riverdale School District 51J?
Thanksgiving break for Riverdale School District 51J is Monday, November 24, 2025 to Friday, November 28, 2025.
How do I add Riverdale School District 51J 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 Dunthorpe, OR in?
Dunthorpe, Oregon is served by Riverdale School District 51J. This page shows the 2025-26 school calendar including first day, last day, breaks, and holidays.
When does school start in Dunthorpe?
School in Dunthorpe (Riverdale School District 51J) starts on Monday, August 18, 2025 for the 2025-26 school year.
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Last updated: January 2, 2026