Calendar Survey

  • 2025-26 Academic Calendar

    Your input is important as Lewisville ISD considers its academic calendar for the next school year. Please choose your preference between two calendar options by taking a survey from now through Monday, Jan. 27.

    For more information, please reference the details below. We have highlighted the primary differences in the two calendar options for families and students below:

    Minute Compare

    Start and End Times

    November Compare

    Feb Compare

    All Calendars:

    • Staff professional start and end times are the same except for ES STEM.
    • Final exams to be completed prior to Winter Break
    • Oct. 10 is a Staff Day and Oct. 13 is a holiday
    • Winter Break is Dec. 20-Jan. 5
    • Spring Break is March 16-20

     


     

  • 435 Minute Option

    View Full Calendar

    • 435 minutes per school day
      Staff Arrival Start Time End Time Staff
    Elementary 7:15 AM 7:15 AM 7:45 AM 3:00 PM 3:45 PM
    ES STEM 7:15 AM 7:15 AM 7:45 AM 3:10 PM 3:45 PM
    High 7:30 AM 7:45 AM 8:20 AM 3:35 PM 4:00 PM
    Middle 8:00 AM 8:30 AM 8:55 AM 4:10 PM 4:30 PM
    • School begins Tuesday, Aug. 12
    • Nov. 4 is a Holiday
    • Feb. 16 is a Student Holiday, Staff Day
    • Last day of school is May 22
  • 445 Minute Option

    View Full Calendar

    • 445 minutes per school day
    • Start and end times increase by 5 minutes for all except ES STEM
      Staff Arrival Start Time End Time Staff
    All Elementary 7:15 AM 7:15 AM 7:40 AM 3:05 PM 3:45 PM
    High 7:30 AM 7:40 AM 8:15 AM 3:40 PM 4:00 PM
    Middle 8:00 AM 8:25 AM 8:50 AM 4:15 PM 4:30 PM
    • School begins Wednesday, Aug. 13
    • Nov. 4 is a Student Holiday, Staff Remote Workday
    • Feb. 13 is a Student Holiday
    • Feb. 16 is a Holiday
    • Last day of school is May 21
  • Calendar Day Explanation

    • Trade Day | LISD employees are required to earn professional learning credit for these days
    • Bad Weather Day | In the event the district is closed due to inclement weather, these days may be used to make up classroom time
    • Professional Learning Days/PLC Time | Employee training days; 1/2 day for students or holiday
    • Teacher Work Day | These days are used for staff preparation; student holiday