Lewisville Independent School District Calendar 2026–2027

The first day of school for Lewisville ISD students is August 12, 2026.

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

The last student day for Lewisville ISD is May 21, 2027, with early release.

Lewisville ISD Winter Break runs from December 21, 2026 through January 4, 2027 — that's 11 school days off. Including the adjacent weekends, families have up to 17 consecutive days for holiday travel and family time. Students return to class on Tuesday, January 5, 2027.

Lewisville 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, Lewisville ISD lists 2 early release or half-days for the 2026-2027 school year: Student & Staff Early Release on December 18, 2026; Student Early Release / Last Student Day on May 21, 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. Lewisville ISD has designated March 29, 2027 as potential bad-weather make-up day. 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.

Lewisville ISD schedules 4 teacher-only or professional development days during 2026-2027 when students do not attend. These include: October 9, 2026 (Student Holiday / Staff Day); November 3, 2026 (Student Holiday / Staff Day); February 15, 2027 (Student Holiday / Staff Day); December 18, 2026 (Student & Staff Early Release). 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 12, 2026) and last day (May 21, 2027), Lewisville ISD students have approximately 28 weekdays off for holidays, breaks, and teacher workdays. That leaves roughly 175 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.

Lewisville ISD students return to class on Tuesday, January 5, 2027 after Winter Break. The second semester typically begins on this date. Make sure your children's school supplies are restocked and any required forms are submitted before the return date. Check with your campus for any orientation or welcome-back activities.