School Year Dates

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Lewisville ISD school calendar 2026-27

First day, last day, breaks, holidays and teacher workdays, read from the district's own calendar.

Open the district's calendar (lisd.net)Add to your calendar (.ics)

Independent site, not affiliated with any school district. School Year Dates is an independent publisher. We are not affiliated with, endorsed by or operated by Lewisville ISD or any other school district. Official calendar: lisd.net.

First day
Holiday
to
Holiday + Jan 4 Staff Day
to
Holiday
to
Last day

Grades and schools may start on different dates, and counts here are potential weekdays after only the listed closures, not verified attendance; check the district calendar for your child's grade and school.

Month by month

  • Weekday in term
  • Break
  • Holiday
  • No students (teacher workday)
  • Early release
  • First day
  • Last day
August 2026
SMTWTFS
1
2345678
9101112 First day of school13 Weekday in term14 Weekday in term15
1617 Weekday in term18 Weekday in term19 Weekday in term20 Weekday in term21 Weekday in term22
2324 Weekday in term25 Weekday in term26 Weekday in term27 Weekday in term28 Weekday in term29
3031 Weekday in term
September 2026
SMTWTFS
1 Weekday in term2 Weekday in term3 Weekday in term4 Weekday in term5
67 Holiday8 Weekday in term9 Weekday in term10 Weekday in term11 Weekday in term12
1314 Weekday in term15 Weekday in term16 Weekday in term17 Weekday in term18 Weekday in term19
2021 Weekday in term22 Weekday in term23 Weekday in term24 Weekday in term25 Weekday in term26
2728 Weekday in term29 Weekday in term30 Weekday in term
October 2026
SMTWTFS
1 Weekday in term2 Weekday in term3
45 Weekday in term6 Weekday in term7 Weekday in term8 Weekday in term9 Student Holiday, Staff Day10
1112 Holiday13 Weekday in term14 Weekday in term15 Weekday in term16 Weekday in term17
1819 Weekday in term20 Weekday in term21 Weekday in term22 Weekday in term23 Weekday in term24
2526 Weekday in term27 Weekday in term28 Weekday in term29 Weekday in term30 Weekday in term31
November 2026
SMTWTFS
12 Weekday in term3 Student Holiday, Staff Day4 Weekday in term5 Weekday in term6 Weekday in term7
89 Weekday in term10 Weekday in term11 Weekday in term12 Weekday in term13 Weekday in term14
1516 Weekday in term17 Weekday in term18 Weekday in term19 Weekday in term20 Weekday in term21
2223 Holiday24 Holiday25 Holiday26 Holiday27 Holiday28
2930 Weekday in term
December 2026
SMTWTFS
1 Weekday in term2 Weekday in term3 Weekday in term4 Weekday in term5
67 Weekday in term8 Weekday in term9 Weekday in term10 Weekday in term11 Weekday in term12
1314 Weekday in term15 Weekday in term16 Weekday in term17 Weekday in term18 Student and Staff Early Release19
2021 Holiday + Jan 4 Staff Day22 Holiday + Jan 4 Staff Day23 Holiday + Jan 4 Staff Day24 Holiday + Jan 4 Staff Day25 Holiday + Jan 4 Staff Day26 Holiday + Jan 4 Staff Day
27 Holiday + Jan 4 Staff Day28 Holiday + Jan 4 Staff Day29 Holiday + Jan 4 Staff Day30 Holiday + Jan 4 Staff Day31 Holiday + Jan 4 Staff Day
January 2027
SMTWTFS
1 Holiday + Jan 4 Staff Day2 Holiday + Jan 4 Staff Day
3 Holiday + Jan 4 Staff Day4 Holiday + Jan 4 Staff Day5 Weekday in term6 Weekday in term7 Weekday in term8 Weekday in term9
1011 Weekday in term12 Weekday in term13 Weekday in term14 Weekday in term15 Weekday in term16
1718 Holiday19 Weekday in term20 Weekday in term21 Weekday in term22 Weekday in term23
2425 Weekday in term26 Weekday in term27 Weekday in term28 Weekday in term29 Weekday in term30
31
February 2027
SMTWTFS
1 Weekday in term2 Weekday in term3 Weekday in term4 Weekday in term5 Weekday in term6
78 Weekday in term9 Weekday in term10 Weekday in term11 Weekday in term12 Weekday in term13
1415 Student Holiday, Staff Day16 Weekday in term17 Weekday in term18 Weekday in term19 Weekday in term20
2122 Weekday in term23 Weekday in term24 Weekday in term25 Weekday in term26 Weekday in term27
28
March 2027
SMTWTFS
1 Weekday in term2 Weekday in term3 Weekday in term4 Weekday in term5 Weekday in term6
78 Weekday in term9 Weekday in term10 Weekday in term11 Weekday in term12 Weekday in term13
1415 Holiday16 Holiday17 Holiday18 Holiday19 Holiday20
2122 Weekday in term23 Weekday in term24 Weekday in term25 Weekday in term26 Holiday27
2829 Weekday in term30 Weekday in term31 Weekday in term
April 2027
SMTWTFS
1 Weekday in term2 Weekday in term3
45 Weekday in term6 Weekday in term7 Weekday in term8 Weekday in term9 Weekday in term10
1112 Weekday in term13 Weekday in term14 Weekday in term15 Weekday in term16 Weekday in term17
1819 Weekday in term20 Weekday in term21 Weekday in term22 Weekday in term23 Weekday in term24
2526 Weekday in term27 Weekday in term28 Weekday in term29 Weekday in term30 Weekday in term
May 2027
SMTWTFS
1
23 Weekday in term4 Weekday in term5 Weekday in term6 Weekday in term7 Weekday in term8
910 Weekday in term11 Weekday in term12 Weekday in term13 Weekday in term14 Weekday in term15
1617 Weekday in term18 Weekday in term19 Weekday in term20 Weekday in term21 Student Early Release; Last day of school22
23242526272829
3031

The 2026-27 year in words

Students in Lewisville ISD go back on . The year ends on , roughly 40 weeks later, with 175 potential weekdays in between after only the days off listed here are counted out. After listed exceptions, the first week has three potential weekdays and the last week has five.

The calendar lists 3 breaks. Holiday starts and ends , a total of 5 days with 5 weekdays off. Holiday + Jan 4 Staff Day: to , which is 15 days and 11 weekdays without classes. Holiday: to , which is 5 days and 5 weekdays without classes. Holiday + Jan 4 Staff Day is the longest break, 15 days from start to finish.

The longest stretch with no break, holiday or teacher workday listed here is 40 potential weekdays, from to . After subtracting listed closures, winter break divides the remaining potential weekdays into 84 before it and 91 after it.

4 other days off are marked as holidays: Holiday (), Holiday (), Holiday () and Holiday (). For a three-day weekend, look at Holiday, Holiday, Holiday and Holiday, which sit next to a weekend.

Students stay home on 3 teacher workdays: Student Holiday, Staff Day (), Student Holiday, Staff Day () and Student Holiday, Staff Day (). Students leave early on and .

Among the 27 Texas districts on this site, Lewisville ISD starts earlier than 9 and later than 7, on the same day as 10 others. The median first day in the group is . The earliest first day on the site in Texas is (Northside ISD) and the latest is (Comal ISD).

Treat these dates as the district's current published plan and check before you commit to travel.

Dates in detail

Every listed date, in order
TypeDayDate(s)
HolidayHoliday
Teacher workdayStudent Holiday, Staff Day
HolidayHoliday
Teacher workdayStudent Holiday, Staff Day
BreakHoliday to (5 weekdays)
Early releaseStudent and Staff Early Release
BreakHoliday + Jan 4 Staff Day to (11 weekdays)
HolidayHoliday
Teacher workdayStudent Holiday, Staff Day
BreakHoliday to (5 weekdays)
HolidayHoliday
Early releaseStudent Early Release

Where these dates come from

Source: lisd.net (a PDF calendar), read on . Districts revise calendars after severe weather, board votes and contract settlements, so the district's own page is the version that counts. If a date here looks wrong, tell us and we will re-check the source. How we check.

Other Texas districts

Districts in Texas close in size to Lewisville ISD, with their own calendars on this site:

All Texas districts