For the 2026–2027 school year, the district serves 482 students across 1 schools in Wise County, Texas. Classes begin Aug 12 and end May 27. All dates listed below are sourced from the district's official publications. Verify with Slidell ISD before scheduling around them.
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Visual Calendar
Official Calendar Images
Official calendar scans for Slidell ISD. Click any page to open the full-size image.
2026–2027
School Calendar
Interactive Calendar
Slidell ISD's 2026–2027 academic calendar — holidays, breaks, and key dates.
2026–2027
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Current status
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🎒
School returns
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🍎
Upcoming teacher / no-school days
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Month by Month Calendar
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weekdays off across the year
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of those are one-off days needing cover
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longest break
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School Day
Holiday / No School
Break
Teacher Day
Early Release
First / Last Day
AUGUST 202613 days
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New Teacher PD
Aug 4
Teacher Inservice
Aug 5 — Aug 11
First Day of School
Aug 12
Friday School Days
Aug 14 — Aug 28
SEPTEMBER 202618 days
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Friday School Days
Sep 4 — Sep 11
Labor Day
Sep 7
End of 1st Six Weeks
Sep 17
Teacher Work Day
Sep 18
Beginning of 2nd Six Weeks
Sep 21
No School Friday
Sep 25
OCTOBER 20261 days
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No School Fridays
Oct 2 — Oct 30
Teacher Work Day
Oct 9
Columbus Day
Oct 12
Friday School Day
Oct 16
End of 2nd Six Weeks
Oct 29
NOVEMBER 20269 days
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Beginning of 3rd Six Weeks
Nov 2
No School Fridays
Nov 6 — Nov 13
Teacher Work Day
Nov 20
Thanksgiving Break
Nov 23 — Nov 27
Dec EOC Retest Window Starts
Nov 30
DECEMBER 202621 days
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Dec EOC Retest Window Ends
Dec 10
End of 3rd Six Weeks and 1st Semester
Dec 17
Teacher Work Day
Dec 18
JANUARY 202719 days
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Teacher Work Day
Jan 4
Beginning of 4th Six Weeks
Jan 5
Friday School Days
Jan 8 — Jan 22
MLK Jr Day
Jan 18
FEBRUARY 202717 days
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Teacher Work Day
Feb 5
Presidents Day
Feb 15
End of 4th Six Weeks
Feb 19
Beginning of 5th Six Weeks
Feb 22
MARCH 202716 days
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Teacher Work Day
Mar 5
Spring Break
Mar 15 — Mar 19
Good Friday
Mar 26
APRIL 202720 days
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Bad Weather Days
Apr 2 — Apr 9
STAAR/EOC Testing Window Starts
Apr 5
End of 5th Six Weeks
Apr 15
Teacher Work Day
Apr 16
Beginning of 6th Six Weeks
Apr 19
STAAR/EOC Testing Window Ends
Apr 29
MAY 202718 days
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End of 6th Six Weeks / Last Day of School
May 27
Teacher Work Day
May 28
Memorial Day
May 31
Key Dates 2026–2027
- New Teacher PDAug 4, 2026Teacher Day
- Teacher InserviceAug 5 — Aug 11Teacher Day
- First Day of SchoolAug 12, 2026School Opens
- Friday School DaysAug 14 — Aug 28Event
- Friday School DaysSep 4 — Sep 11Event
- Labor DaySep 7, 2026No School
- End of 1st Six WeeksSep 17, 2026Grading
- Teacher Work DaySep 18, 2026Teacher Day
- Beginning of 2nd Six WeeksSep 21, 2026Event
- No School FridaySep 25, 2026No School
- No School FridaysOct 2 — Oct 30No School
- Teacher Work DayOct 9, 2026Teacher Day
- Columbus DayOct 12, 2026No School
- Friday School DayOct 16, 2026Event
- End of 2nd Six WeeksOct 29, 2026Grading
- Beginning of 3rd Six WeeksNov 2, 2026Event
- No School FridaysNov 6 — Nov 13No School
- Teacher Work DayNov 20, 2026Teacher Day
- Thanksgiving BreakNov 23 — Nov 27No School
- Dec EOC Retest Window StartsNov 30, 2026Event
- Dec EOC Retest Window EndsDec 10, 2026Event
- End of 3rd Six Weeks and 1st SemesterDec 17, 2026Grading
- Teacher Work DayDec 18, 2026Teacher Day
- Winter BreakDec 21 — Jan 1No School
- Teacher Work DayJan 4, 2027Teacher Day
- Beginning of 4th Six WeeksJan 5, 2027Event
- Friday School DaysJan 8 — Jan 22Event
- MLK Jr DayJan 18, 2027No School
- Teacher Work DayFeb 5, 2027Teacher Day
- Presidents DayFeb 15, 2027No School
- End of 4th Six WeeksFeb 19, 2027Grading
- Beginning of 5th Six WeeksFeb 22, 2027Event
- Teacher Work DayMar 5, 2027Teacher Day
- Spring BreakMar 15 — Mar 19No School
- Good FridayMar 26, 2027No School
- Bad Weather DaysApr 2 — Apr 9Event
- STAAR/EOC Testing Window StartsApr 5, 2027Event
- End of 5th Six WeeksApr 15, 2027Grading
- Teacher Work DayApr 16, 2027Teacher Day
- Beginning of 6th Six WeeksApr 19, 2027Event
- STAAR/EOC Testing Window EndsApr 29, 2027Event
- End of 6th Six Weeks / Last Day of SchoolMay 27, 2027School Closes
- Teacher Work DayMay 28, 2027Teacher Day
- Memorial DayMay 31, 2027No School
Generated by CalendarStates.com · Always verify dates with your school district.
About the District
School Information
Details and contact information for Slidell ISD.
Slidell ISD
AddressP O BOX 69, Slidell, TX, 76267-0069
Phone(940) 535-5260 ext:238
Websiteslidellisd.net
SuperintendentTaylor Williams
Academic Facts
Students~482
Schools1+
Grade Range—
Instr. Days—
RegionWise County
Sources and Checks
Where these dates come from
How the 2026–2027 Slidell ISD calendar on this page was compiled and what to re-check before you rely on it.
Sources used
- ✓District publication. Dates are taken from the calendar Slidell ISD published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against slidellisd.net.
- ✓Board-approved version is used where the district marks one.
What we check
- ✓First and last day match the published calendar.
- ✓Breaks and holidays are listed with their full date ranges.
- ✓Teacher / no-school days are included where the district lists them.
- ✓Changes happen. Districts amend calendars mid-year — confirm with Slidell ISD before booking around a date.
Common Questions
Frequently Asked Questions
Slidell ISD Calendar 2026–2027 — important dates and answers.
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Recently Updated Calendars
Other Texas school district calendars — recently added or updated.