School Year Dates

Approved calendar Checked

Katy 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 (katyisd.org)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 Katy ISD or any other school district. Official calendar: katyisd.org.

First day
Fall 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
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 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 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 Fall break10 Fall break
11 Fall break12 Fall break13 Fall break14 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 Weekday in term4 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 Weekday in term24 Weekday in term25 Weekday in term26 Weekday in term27 Weekday in term28
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 Weekday in term22 Weekday in term23 Weekday in term24 Weekday in term25 Weekday in term26
2728 Weekday in term29 Weekday in term30 Weekday in term31 Weekday in term
January 2027
SMTWTFS
1 Weekday in term2
34 Weekday in term5 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 Weekday in term19 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 Staff and student holiday16 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 Spring break9 Spring break10 Spring break11 Spring break12 Spring break13
1415 Weekday in term16 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
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 Weekday in term22
2324 Weekday in term25 Weekday in term26 Last day of school272829
3031

The 2026-27 year in words

The 2026-27 calendar for Katy 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 197 potential weekdays; additional closures may be missing from this summary. Because the year opens on a Wednesday, the first week contains three potential weekdays after listed closures; the final week contains three to the Wednesday finish.

2 breaks are marked on the calendar. Fall break runs through : 5 days off the calendar, 3 of them weekdays. Students are off for Spring break from to , 5 days counting weekends and 5 weekdays counting Monday through Friday. The longest is Fall break at 5 days.

Between and there are 88 potential weekdays with no listed closure, the longest such run in this summary.

Outside the breaks, 1 holiday is listed: Staff and student holiday (). 1 of these falls on a Monday or Friday and make a long weekend: Staff and student holiday.

Of the 17 Texas districts listed here, 4 start after Katy ISD, 5 start before it and 7 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).

The source describes this calendar as approved. Approved calendars still change: weather days, board votes and contract settlements can move dates, so confirm anything you are planning around.

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

Dates in detail

Breaks
BreakStartsEndsDaysWeekdays
Fall break53
Spring break55
Holidays
DayDate
Staff and student holiday
Potential weekdays by month, after listed exceptions
MonthPotential weekdays
August 202614
September 202622
October 202619
November 202621
December 202623
January 202721
February 202719
March 202718
April 202722
May 202718

Where these dates come from

Source: katyisd.org (a web page), 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 Katy ISD

Other Texas districts

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

All Texas districts