For the 2026–2027 school year, the district serves 4 schools in Texas. Classes begin August 12, 2026 and end May 20, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with Buffalo ISD before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for Buffalo ISD. Click any page to open the full-size image.
School Calendar
Interactive Calendar
Buffalo 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 Buffalo ISD.
Who This Calendar Applies To
Schools Covered by This Calendar
The 2026–2027 Buffalo ISD academic calendar applies district-wide to all 3 campuses.
Elementary Schools1
- Buffalo Elementary School (EE–02)
High Schools1
- Buffalo High School (09–12)
Combined & Specialized Campuses1
- Buffalo Junior High (03–08)
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 Buffalo 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 Buffalo ISD published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against buffaloisd.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 Buffalo ISD before booking around a date.
Common Questions
Frequently Asked Questions
Buffalo ISD Calendar 2026–2027 — important dates and answers.
The first day of school in Buffalo ISD for the 2026-2027 school year is August 12, 2026.
Spring break in Buffalo ISD is from March 15 through March 19, 2027.
Christmas break in Buffalo ISD begins on December 21, 2026, and continues through January 4, 2027.
Winter break in Buffalo ISD is from December 21, 2026, through January 4, 2027. Students return after the teacher in-service day on January 5, 2027.
Thanksgiving break in Buffalo ISD is from November 23 through November 27, 2026.
The last day of school in Buffalo ISD for the 2026-2027 school year is May 20, 2027.
Buffalo ISD teacher in-service days with no school for students are August 3-7, August 10-11, September 21 and November 2, 2026, as well as January 5, February 12 and April 9, 2027.
Yes. Buffalo ISD is closed for Labor Day on September 7, 2026.
Yes. Buffalo ISD schools are closed for a holiday on October 12, 2026.
Buffalo ISD has a half day for students on December 18, 2026, before winter break.
Yes. Buffalo ISD schools are closed on January 18, 2027.
Buffalo ISD has school holidays on February 15 and February 16, 2027. February 12, 2027, is a teacher in-service day with no school for students.
Yes. Buffalo ISD schools are closed for a holiday on March 26, 2027.
Buffalo ISD graduation day is May 21, 2027.
Buffalo ISD offices are closed from July 5 through July 9, 2027.
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Recently Updated Calendars
Other Texas school district calendars — recently added or updated.