For the 2026–2027 school year, Clarendon CISD Option B publishes its official academic calendar for Texas. Classes begin Aug 12 and end May 20. All dates listed below are sourced from the district's official publications. Verify with Clarendon CISD Option B before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for Clarendon CISD Option B. Click any page to open the full-size image.
School Calendar
Interactive Calendar
Clarendon CISD Option B's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
- Staff Development/WorkdayAug 4 — Aug 7Teacher Day
- Staff Development/WorkdayAug 10 — Aug 11Teacher Day
- First Day of SchoolAug 12, 2026School Opens
- HolidaySep 7, 2026No School
- HolidayOct 12, 2026No School
- Thanksgiving BreakNov 23 — Nov 27No School
- Winter BreakDec 21 — Jan 4No School
- Staff Development/WorkdayJan 4, 2027Teacher Day
- HolidayJan 18, 2027No School
- HolidayFeb 15, 2027No School
- Spring BreakMar 15 — Mar 19No School
- STAAR TestingMay 7, 2027Event
- Inclement Weather DayMay 7, 2027Event
- STAAR TestingMay 14, 2027Event
- Inclement Weather DayMay 14, 2027Event
- Last Day of SchoolMay 20, 2027School Closes
- Staff Development/WorkdayMay 21, 2027Teacher Day
- GraduationMay 21, 2027Event
About the District
School Information
Details and contact information for Clarendon CISD Option B.
Sources and Checks
Where these dates come from
How the 2026–2027 Clarendon CISD Option B calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar Clarendon CISD Option B published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against clarendonisd.net.
- ✓Board-approved version is used where the district marks one.
- ✓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 Clarendon CISD Option B before booking around a date.
Common Questions
Frequently Asked Questions
Clarendon CISD Option B Calendar 2026–2027 — important dates and answers.
The first day of school in Clarendon CISD Option B is August 12, 2026.
Spring break in Clarendon CISD Option B is from March 15 through March 19, 2027.
Christmas break in Clarendon CISD Option B begins on December 21, 2026, and continues through January 4, 2027.
Winter break in Clarendon CISD Option B is from December 21, 2026, through January 4, 2027.
Thanksgiving break in Clarendon CISD Option B is from November 23 through November 27, 2026.
The last day of school in Clarendon CISD Option B is May 20, 2027.
The August staff development and workdays are August 4-7 and August 10-11, 2026.
Yes. January 4, 2027, is a staff development and workday.
Clarendon CISD Option B has holidays on September 7, 2026, and October 12, 2026.
Clarendon CISD Option B has holidays on January 18, 2027, and February 15, 2027.
The listed STAAR testing dates are May 7 and May 14, 2027.
The inclement weather days are May 7 and May 14, 2027.
Graduation is scheduled for May 21, 2027.
Yes. May 21, 2027, is a staff development and workday.
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