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Weekend
Next 7 Days
October 2026
Coming Up
School Breaks
Holidays (No School)
The Lyndon Unified School District 421 school calendar for the 2026-27 school year runs from Thursday, August 13, 2026 to Thursday, May 13, 2027 in Lyndon, Kansas.
- •4 scheduled breaks and 3 holidays throughout the year
- •Spring break: Mar 15 – Mar 19
- •Winter break: Dec 21 – Dec 31
Lyndon Unified School District 421 starts school 361 days later than most Kansas districts. Winter break starts 364 days later than the most common Kansas schedule.
Download the iCal file above to sync all Lyndon Unified School District 421 dates with your phone or computer.
Frequently Asked Questions
Is Lyndon Unified School District 421 school open today?
No, today is Saturday - school is not in session on weekends.
When is the next day off for Lyndon Unified School District 421?
The next day off is Friday, October 23, 2026 for NO SCHOOL (P/T Conf. Comp.).
When is the first day of school for Lyndon Unified School District 421?
The first day of school for Lyndon Unified School District 421 in 2026-27 is Thursday, August 13, 2026.
When is the last day of school for Lyndon Unified School District 421?
The last day of school for Lyndon Unified School District 421 in 2026-27 is Thursday, May 13, 2027.
When is spring break for Lyndon Unified School District 421?
Spring break for Lyndon Unified School District 421 is Monday, March 15, 2027 to Friday, March 19, 2027.
When is winter break for Lyndon Unified School District 421?
Winter break for Lyndon Unified School District 421 is Monday, December 21, 2026 to Thursday, December 31, 2026.
When do students go back to school after winter break?
Students in Lyndon Unified School District 421 return to school after winter break on Friday, January 1, 2027. Winter break ends on Thursday, December 31, 2026.
When is Thanksgiving break for Lyndon Unified School District 421?
Thanksgiving break for Lyndon Unified School District 421 is Wednesday, November 25, 2026 to Friday, November 27, 2026.
How do I add Lyndon Unified School District 421 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 Lyndon, KS in?
Lyndon, Kansas is served by Lyndon Unified School District 421. This page shows the 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in Lyndon?
School in Lyndon (Lyndon Unified School District 421) starts on Thursday, August 13, 2026 for the 2026-27 school year.
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Last updated: September 28, 2026
Source: Lyndon Unified School District 421 Official Calendar