For the 2026–2027 school year, the district serves 4,000 students across 6 schools in Dallas-Fort Worth Area, Texas. Classes begin August 13, 2026 and end May 26, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with Castleberry ISD before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for Castleberry ISD. Click any page to open the full-size image.
School Calendar
Interactive Calendar
Castleberry ISD's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for Castleberry ISD.
Who This Calendar Applies To
Schools Covered by This Calendar
The 2026–2027 Castleberry ISD academic calendar applies district-wide to all 8 campuses.
Elementary Schools3
- A V Cato Elementary School (EE–05)
- Castleberry Elementary School (EE–05)
- Joy James Academy of Leadership (EE–05)
Middle & Junior High Schools1
- Irma Marsh Middle School (06–08)
High Schools2
- Castleberry High School (09–12)
- Reach High School (09–12)
Combined & Specialized Campuses2
- Tarrant Co JJAEP (06–12)
- Truce Learning Center (04–12)
Campus list from the Texas Education Agency school directory. Individual campuses set their own bell schedules, and schools on an alternative or extended-year calendar may adjust specific dates — confirm with the school before planning around a date.
Sources and Checks
Where these dates come from
How the 2026–2027 Castleberry ISD calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar Castleberry ISD published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against castleberryisd.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 Castleberry ISD before booking around a date.
Common Questions
Frequently Asked Questions
Castleberry ISD Calendar 2026–2027 — important dates and answers.
The first day of school in Castleberry ISD for the 2026-2027 academic year is August 13, 2026.
Spring Break in Castleberry ISD is scheduled from March 15 to March 19, 2027.
Christmas Break for Castleberry ISD students runs from December 21, 2026 to January 1, 2027.
Winter Break in Castleberry ISD takes place from December 21, 2026 through January 1, 2027.
Thanksgiving Break in Castleberry ISD will be from November 23 to November 27, 2026.
The last day of school in Castleberry ISD for the 2026-2027 academic year is May 26, 2027.
Labor Day holiday will be observed on September 7, 2026.
Columbus Day holiday is scheduled for October 12, 2026.
Martin Luther King Jr. Day will be observed on January 18, 2027.
Memorial Day holiday is May 31, 2027.
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