School Year Dates

Approved calendar Checked

Northside 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 (nisd.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 Northside ISD or any other school district. Official calendar: nisd.net.

First day
Thanksgiving Break
to
Winter Break
to
Spring Break
to
Last day

Kindergarten, pre-K, individual grades and particular schools may have different start dates or schedules. Check the district calendar for your child's grade and school.

Unmarked weekdays and computed counts use only the breaks, holidays and teacher workdays listed here. Other closures may be missing, so these are potential weekdays, not verified days of attendance.

Month by month

  • Weekday in term
  • Break
  • Holiday
  • No students (teacher workday)
  • Early release
  • First day
  • Last day
August 2026
SMTWTFS
1
23 Teacher Work Day4567 Teacher Work Day8
910 First day of school11 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 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/Teacher Exchange10
1112 Student Holiday/Teacher Exchange13 Student Holiday/Teacher Planning14 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 Dev.4 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 Thanksgiving Break24 Thanksgiving Break25 Thanksgiving Break26 Thanksgiving Break27 Thanksgiving Break28
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 Weekday in term19
2021 Winter Break22 Winter Break23 Winter Break24 Winter Break25 Winter Break26 Winter Break
27 Winter Break28 Winter Break29 Winter Break30 Winter Break31 Winter Break
January 2027
SMTWTFS
1 Winter Break2
34 Student Holiday/Teacher Planning5 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 Holiday13
1415 Holiday16 Student Holiday/Staff Dev.17 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 Spring Break9 Spring Break10 Spring Break11 Spring Break12 Spring Break13
1415 Student Holiday/Teacher Planning16 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 Holiday27
2829 Holiday30 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 Holiday24
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 Weekday in term22
2324 Weekday in term25 Weekday in term26 Last day of school27 Teacher Work Day2829
3031 Holiday

The 2026-27 year in words

The 2026-27 calendar for Northside ISD opens on and closes on , a span of about 41 weeks. Leaving out the breaks, holidays and teacher workdays on the list, that leaves 174 potential weekdays; additional closures may be missing from this summary. After listed exceptions, the first week has five potential weekdays and the last week has three.

There are 3 breaks on the calendar. Thanksgiving Break runs through : 5 days off the calendar, 5 of them weekdays. Winter Break: to , which is 12 days and 10 weekdays without classes. Students are off for Spring Break from to , 5 days counting weekends and 5 weekdays counting Monday through Friday. The longest is Winter Break at 12 days.

Between and there are 23 potential weekdays with no listed closure, the longest such run in this summary. Based only on the exceptions listed here, there are 85 potential weekdays before winter break and 89 after it.

Outside the breaks, 9 holidays are listed: Holiday (), Holiday (), Holiday (), Holiday (), Holiday (), Holiday (), Holiday () and Holiday (), and 1 more. 9 of these fall on a Monday or Friday and make a long weekend: Holiday, Holiday, Holiday, Holiday, Holiday, Holiday, Holiday, Holiday and Holiday.

10 teacher workdays without students are listed, the first on and the last on .

Of the 17 Texas districts listed here, 15 start after Northside ISD, 0 start before it and 1 share its first day. The group's median first day is . The earliest first day on the site in Texas is (Northside ISD) and the latest is (Edinburg CISD).

This calendar is marked as approved in the source. Even so, districts revise approved calendars when storms, elections or board decisions require it.

The dates come from a PDF calendar at nisd.net, last read on . Use the link on this page to open the district's own calendar and confirm.

Dates in detail

Breaks
BreakStartsEndsDaysWeekdays
Thanksgiving Break55
Winter Break1210
Spring Break55
Holidays
DayDate
Holiday
Holiday
Holiday
Holiday
Holiday
Holiday
Holiday
Holiday
Holiday
Teacher workdays (no students)
DayDate
Teacher Work Day
Teacher Work Day
Student Holiday/Teacher Exchange
Student Holiday/Teacher Exchange
Student Holiday/Teacher Planning
Student Holiday/Staff Dev.
Student Holiday/Teacher Planning
Student Holiday/Staff Dev.
Student Holiday/Teacher Planning
Teacher Work Day
Potential weekdays by month, after listed exceptions
MonthPotential weekdays
August 202616
September 202621
October 202619
November 202615
December 202614
January 202718
February 202717
March 202715
April 202721
May 202718

Where these dates come from

Source: nisd.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.

See the 2027-28 calendar for Northside ISD

Other Texas districts

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

All Texas districts