For the 2025–2026 school year, the district serves 6,000 students across 8 schools in Rio Grande Valley, Texas. Classes begin August 13, 2025 and end May 28, 2026, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with Mercedes Independent School District before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for Mercedes Independent School District. Click any page to open the full-size image.
School Calendar
Interactive Calendar
Mercedes Independent School District's 2025–2026 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for Mercedes Independent School District MISD.
Who This Calendar Applies To
Schools Covered by This Calendar
The 2025–2026 Mercedes Independent School District academic calendar applies district-wide to all 12 campuses.
Early Childhood & Pre-K Centers1
- Mercedes Early Literacy Program (PK)
Elementary Schools4
- John F Kennedy Elementary School (EE–05)
- Ruben Hinojosa Elementary School (EE–05)
- Taylor Elementary School (EE–05)
- Travis Elementary School (EE–05)
Middle & Junior High Schools2
- Sgt Manuel Chacon Middle School (06–08)
- Sgt William G Harrell Middle School (06–08)
High Schools3
- Mercedes Academic Academy (09–12)
- Mercedes Early College Academy (09–12)
- Mercedes High School (09–12)
Alternative & Specialized Campuses2
- JJAEP-Southwest Key Program (04–12)
- Mercedes DAEP (02–12)
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 2025–2026 Mercedes Independent School District calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar Mercedes Independent School District published for 2025–2026, shown as images on this page.
- ✓Official website. Cross-checked against mercedesisd.org.
- ✓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 Mercedes Independent School District before booking around a date.
Common Questions
Frequently Asked Questions
Mercedes Independent School District Calendar 2025–2026 — important dates and answers.
The first day of school is Wednesday, August 13, 2025.
Spring Break is from March 16-20, 2026.
Winter Break is from December 22, 2025 to January 2, 2026.
Thanksgiving break is from November 24-28, 2025.
The last day of school is Thursday, May 28, 2026.
Yes, professional learning days are August 6-7, 2025. Staff workdays are August 8, 11-12, 2025, January 5, 2026, and May 29, 2026.
Graduation Day is May 29, 2026.
Student holidays include Labor Day (September 1, 2025), Thanksgiving (November 24-28, 2025), Winter Break (December 22, 2025-January 2, 2026), Spring Break (March 16-20, 2026), Good Friday (April 3, 2026), Easter Monday (April 6, 2026), and Memorial Day (May 25, 2026).
Yes, the scheduled weather days are October 10, 2025, October 13, 2025, November 21, 2025, December 19, 2025, February 9, 2026, February 20, 2026, and March 13, 2026.
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Other Texas school district calendars — recently added or updated.