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School Open
Dismissal: 3:30 PM
Next 7 Days
1 day offApril 2026
Coming Up
1 this weekSchool Breaks
Holidays (No School)
The Katy ISD school calendar for the 2025-26 school year runs from Wednesday, August 13, 2025 to Thursday, May 21, 2026 in Katy, Texas.
- •3 scheduled breaks and 7 holidays throughout the year
- •Spring break: Mar 9 – Mar 13
- •Winter break: Dec 22 – Jan 2
Katy ISD starts school 158 days earlier than most Texas districts. Winter break matches the most common Texas schedule, starting 12/22. Spring break aligns with the most common Texas schedule.
Download the iCal file above to sync all Katy ISD dates with your phone or computer.
Frequently Asked Questions
Is Katy ISD school open today?
Yes, Katy ISD is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Katy ISD?
The next day off is Friday, April 3, 2026 for Holiday.
When is the first day of school for Katy ISD?
The first day of school for Katy ISD in 2025-26 is Wednesday, August 13, 2025.
When is the last day of school for Katy ISD?
The last day of school for Katy ISD in 2025-26 is Thursday, May 21, 2026.
When is spring break for Katy ISD?
Spring break for Katy ISD is Monday, March 9, 2026 to Friday, March 13, 2026.
When is winter break for Katy ISD?
Winter break for Katy ISD is Monday, December 22, 2025 to Friday, January 2, 2026.
When do students go back to school after winter break?
Students in Katy ISD return to school after winter break on Monday, January 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Katy ISD?
Thanksgiving break for Katy ISD is Monday, November 24, 2025 to Friday, November 28, 2025.
How do I add Katy ISD 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 Katy, TX in?
Katy, Texas is served by Katy ISD. This page shows the 2025-26 school calendar including first day, last day, breaks, and holidays.
When does school start in Katy?
School in Katy (Katy ISD) starts on Wednesday, August 13, 2025 for the 2025-26 school year.
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Last updated: December 13, 2025
Source: Katy ISD Official Calendar