Allen Independent School District Calendar 2026–2027

The first day of school for Allen ISD students is August 13, 2026.

Allen ISD Spring Break is March 15-19, 2027.

The last day of school for Allen ISD students is May 27, 2027, with student early release.

Allen ISD Winter Break runs from December 21, 2026 through January 1, 2027 — that's 10 school days off. Including the adjacent weekends, families have up to 16 consecutive days for holiday travel and family time. Students return to class on Monday, January 4, 2027.

Allen ISD Thanksgiving Break is November 23, 2026 through November 27, 2026, giving students 5 weekdays off. With the surrounding weekends, families get 9 consecutive days away from school — enough time for out-of-state travel or extended family gatherings.

Yes. Allen ISD schedules Fall Break from October 12, 2026 through October 14, 2026 — 3 school days off. With surrounding weekends, the total travel window stretches to 5 days. Not every Texas district offers a fall break, so this is a notable feature of the Allen ISD calendar.

Yes, Allen ISD lists 4 early release or half-days for the 2026-2027 school year: Staff & Student Early Release on November 20, 2026; Staff & Student Early Release on December 18, 2026; Staff & Student Early Release on March 12, 2027; Last Day of School / Student Early Release on May 27, 2027. Dismissal times on these days typically differ between elementary and secondary campuses, so check with your child's school for the exact schedule. Arrange childcare or after-school plans accordingly.

Yes. Allen ISD has designated January 4, 2027, April 19, 2027, January 4, 2027 as potential bad-weather make-up days. If no weather closures occur, these days typically remain regular holidays for students. Texas law requires districts to provide at least 75,600 minutes of instruction per year, so missed days must be recovered through make-up days, extended hours, or waivers from the Texas Education Agency.

Allen ISD schedules 8 teacher-only or professional development days during 2026-2027 when students do not attend. These include: September 21, 2026 (Professional Development); October 15, 2026 (Professional Development); October 16, 2026 (Parent/Teacher Conferences); January 4, 2027 (Professional Development / Bad Weather Make-Up Day (conditional)). On these days, teachers participate in training and curriculum planning while students have the day off. Parents should arrange childcare if needed, as after-school programs may also be closed.

Between the first day (August 13, 2026) and last day (May 27, 2027), Allen ISD students have approximately 33 weekdays off for holidays, breaks, and teacher workdays. That leaves roughly 173 potential instructional days across the school year. Texas requires a minimum of 75,600 minutes of instruction, which most districts meet through approximately 170-180 student days.