August 2026
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- First Day of School
Official source verifiedDallas County · Traditional independent school district
Irving ISD Calendar 2026-2027
School runs August 11-May 27, with four early-dismissal dates and a separate high school A/B/C Day calendar.
Irving ISD students start Tuesday, August 11, 2026, and finish Thursday, May 27, 2027. The calendar includes Fall, Thanksgiving, Christmas and Spring Breaks, four early-dismissal dates, and a separate A/B/C Day calendar for high school students.
Official calendar checked Official district source
Official calendar
Irving ISD 2026–2027 Student calendar with high school A/B/C guidance key dates
| Event | Date | Status |
|---|---|---|
| First Day of School | School opens | |
| Labor Day | No classes | |
| Fall Break | through | No school |
| Holiday | No classes | |
| Thanksgiving Break | through | No school |
| Early Dismissal | through | Early dismissal |
| Christmas Break | through | No school |
| Martin Luther King Jr. Day | No classes | |
| Presidents Day | No classes | |
| Spring Break | through | No school |
| Good Friday | No classes | |
| Early Dismissal | through | Early dismissal |
| Last Day of School | School closes |
Month by month
Irving ISD 2026–2027 Student calendar with high school A/B/C guidance monthly calendar
Highlighted dates follow the published calendar; grouped or inferred entries are labelled. Today is determined in Central Time (America/Chicago).
- School Day
- Weekend
- Holiday (No School)
- School Break
- First / Last Day
- Important Date
September 2026
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- Labor Day
October 2026
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- Fall Break
- Teacher Workday / Student Holiday
November 2026
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- Holiday
- Teacher Workday / Student Holiday
- Thanksgiving Break
December 2026
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- Christmas Break
January 2027
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- Teacher Workdays / Student Holidays
- Martin Luther King Jr. Day
February 2027
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- Teacher Workday / Student Holiday
- Presidents Day
March 2027
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- Spring Break
- Good Friday
April 2027
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
May 2027
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
- Last Day of School
Planning notes
Irving ISD 2026–2027 Student calendar with high school A/B/C guidance calendar notes
School calendar overview
The 2026–2027 Student calendar with high school A/B/C guidance school calendar begins Aug 11, 2026 and ends May 27, 2027.
Before you plan
This independent reference is not operated by Irving ISD. Families should confirm campus events, transportation, testing schedules, course rotations, weather changes, and any revised dates with the district or their school.
Major school breaks
- Fall Break and October Student HolidayOct 9 – 13, 2026
- November Student HolidaysNov 2 – 3, 2026
- Thanksgiving BreakNov 23 – 27, 2026
- Christmas Break and January Student HolidaysDec 21, 2026 – Jan 5, 2027
- February Student Holiday and Presidents DayFeb 12 – 15, 2027
- Spring BreakMar 15 – 19, 2027
School year by the numbers
- Student attendance days
- 176 days
- Calculated from official datesCalculated from 208 weekdays between the first and last student days, adjusting for 32 confirmed no-school weekdays.
- Total no-school weekdays
- 32 weekdays
- Calculated from official datesCounted from districtwide no-class events between the first and last student days. Weekends and shortened school days are excluded, and overlapping events count once.
- Student no-school days
- 5 days
- Calculated from official datesCounts weekdays without regular classes outside holidays and multi-day breaks, including staff or planning days. Overlapping entries count once.
- Listed early-release dates
- 4 dates
- Calculated from official datesCounted from official early-release entries; some dates apply only to the grades or campuses named in the calendar.
- Longest listed break
- 18 consecutive days
- Calculated from official datesDec 19, 2026–Jan 5, 2027, including weekends. The stretch contains 12 confirmed no-school weekdays.
- Long weekends
- 5
- Calculated from official datesCounts three- or four-day no-school stretches formed by a weekend plus one or two confirmed weekday closures. Longer school breaks are excluded.
- Full-week breaks
- 3 breaks
- Calculated from official datesCounts continuous no-school stretches containing at least five confirmed weekdays without regular classes. Adjacent holidays and weekends remain part of the same break.
What to know
- Fall Break and the October 13 teacher workday form a continuous October 9-13 no-school stretch; students return October 14.
- The November 2 holiday and November 3 teacher workday create two consecutive student holidays before classes resume November 4.
- Christmas Break connects across the weekend to January 4-5 student holidays, so students are away from school continuously from December 21 through January 5.
- The February 12 student holiday and Presidents Day on February 15 connect across the weekend for four consecutive days without classes.
- The high school A/B/C calendar follows the same first day, holidays, breaks, and last day as the student calendar.
School schedules
Irving ISD 2026–2027 Student calendar with high school A/B/C guidance school hours & bell times
Half-day PreK3 morning
- Regular hours
- 7:45 a.m.-10:45 a.m.
- Early release
- Excluded from the published early-dismissal schedule
Half-day PreK3 afternoon
- Regular hours
- 12:15 p.m.-3:15 p.m.
- Early release
- Excluded from the published early-dismissal schedule
Full-day PreK at early childhood schools
- Regular hours
- 7:45 a.m.-3:15 p.m.
- Early release
- Dismissal at 12:30 p.m.
Elementary schools, PreK4-grade 5
- Regular hours
- 7:45 a.m.-3:15 p.m.
- Early release
- Dismissal at 12:15 p.m.
Middle schools, grades 6-8
- Regular hours
- 8:15 a.m.-3:45 p.m.
- Early release
- Dismissal at 12:45 p.m.
Singley Academy, Irving, MacArthur, and Nimitz high schools
- Regular hours
- 8:45 a.m.-4:15 p.m.
- Early release
- Dismissal at 1:15 p.m.
Cardwell Career Preparatory Center
- Regular hours
- 8:30 a.m.-4:00 p.m.
- Early release
- Dismissal at 1:00 p.m.
Editorial summary
What Irving ISD families should know for 2026-2027
Irving ISD students start Tuesday, August 11, 2026, and the last student day is Thursday, May 27, 2027. Fall Break is October 9-12, followed by a teacher workday/student holiday on October 13. Students are also off November 2-3, and Thanksgiving Break runs November 23-27.
December 17-18 are early-dismissal days before Christmas Break begins December 21. Christmas Break ends January 1, but January 4-5 are teacher workdays/student holidays, so students return Wednesday, January 6. February 12 and Presidents Day on February 15 create a four-day weekend. Spring Break is March 15-19, Good Friday is March 26, and the final two student days, May 26-27, use the early-dismissal schedule.
High school families also have a separate Irving ISD A/B/C Day calendar. The first day of school is a C Day, and the separate A/B/C Day calendar shows the rotation when high school students return after major breaks. Early-dismissal times vary by school level; half-day PreK3 is not included in the published early-dismissal schedule.
Common questions
Irving ISD 2026–2027 Student calendar with high school A/B/C guidance calendar FAQs
When is the first day of school for Irving ISD in 2026-2027?
The first day is Tuesday, August 11, 2026. It begins the first grading period, and the high school A/B/C calendar marks it as a C Day.
When is the last day of school for Irving ISD in 2026-2027?
The final student day is Thursday, May 27, 2027. It is an early-dismissal day, the end of the sixth grading period, and a B Day on the high school calendar.
When is Irving ISD Fall Break in 2026?
Fall Break is October 9-12, 2026. October 13 is a teacher workday/student holiday, so students return Wednesday, October 14.
Are Irving ISD students off November 2-3, 2026?
Yes. November 2 is a holiday, and November 3 is a teacher workday/student holiday. Classes resume Wednesday, November 4.
When is Irving ISD Thanksgiving Break in 2026?
Thanksgiving Break runs Monday, November 23, through Friday, November 27, 2026. Students return Monday, November 30.
When is Irving ISD winter break in 2026-2027?
Irving ISD’s official calendar calls it Christmas Break. It runs December 21, 2026, through January 1, 2027.
When do Irving ISD students return after Christmas Break?
January 4-5 are teacher workdays/student holidays, so students return Wednesday, January 6, 2027.
Does Irving ISD have a four-day weekend in February 2027?
Yes. Students are off Friday, February 12, for a teacher workday/student holiday and Monday, February 15, for Presidents Day. They return Tuesday, February 16.
When is Irving ISD Spring Break in 2027?
Spring Break is March 15-19, 2027. Classes resume Monday, March 22.
Is Irving ISD closed on Good Friday in 2027?
Yes. Good Friday, March 26, 2027, is a holiday with no classes.
When are Irving ISD early-dismissal days in 2026-2027?
Early dismissal is scheduled for December 17-18, 2026, and May 26-27, 2027. All four dates remain student attendance days.
What time do Irving ISD students leave on early-dismissal days?
Early childhood schools dismiss at 12:30 p.m. except half-day PreK3; elementary at 12:15 p.m.; middle school at 12:45 p.m.; Cardwell at 1 p.m.; and Singley, Irving, MacArthur, and Nimitz at 1:15 p.m.
What are the regular Irving ISD school hours?
Half-day PreK3 morning sessions run 7:45-10:45 a.m. and afternoon sessions run 12:15-3:15 p.m. Elementary and full-day PreK run 7:45 a.m.-3:15 p.m.; middle school runs 8:15 a.m.-3:45 p.m.; high school and Singley run 8:45 a.m.-4:15 p.m.; and Cardwell runs 8:30 a.m.-4 p.m.
When do Irving ISD grading periods end in 2026-2027?
Grading periods end September 18, October 30, and December 18, 2026, then February 19, April 9, and May 27, 2027.
Who uses the Irving ISD A/B/C Day calendar?
The separate A/B/C Day calendar is for high school students following that rotation. Elementary and middle school families should use the regular student calendar and any campus-specific schedule.
What is an A Day, B Day and C Day in Irving ISD?
A Days cover periods 1-4, B Days cover periods 5-8, and C Days include all eight periods in the order 1, 5, 2, 6, 3, 7, 4, 8.
What A/B/C Day do Irving ISD high school students return on after each major break?
High school students return on an A Day October 14, November 4, November 30, January 6, March 22 and March 29. The February 16 return is a B Day.
Is the first day of school a C Day for Irving ISD high schools?
Yes. The 2026-2027 high school A/B/C Day calendar marks Tuesday, August 11, 2026 as a C Day, when students attend all eight periods.
Do Irving ISD high schools follow the same holidays and breaks as the regular student calendar?
Yes. Irving ISD high schools use the same holidays, breaks, first day, and last day as the regular student calendar. The separate A/B/C calendar shows which class periods meet on each high school attendance day.
How does Irving ISD announce weather closures or delays?
Irving ISD says it will notify parents and staff through School Messenger phone calls, social media, the district website, and local media stations.
Where can families check for Irving ISD calendar revisions?
Use the official Irving ISD calendar page for the current Student Calendar and A/B/C Day Calendar downloads. Campus messages remain the best source for school-specific changes.
Reference
Irving ISD 2026–2027 Student calendar with high school A/B/C guidance resources
Irving ISD official website
District news, schools, enrollment, transportation, meals, and family services.
Irving ISD calendar page
Official student, teacher, and high school A/B/C calendar downloads.
Official 2026-2027 Student Calendar PDF
The district student calendar with holidays, breaks, grading periods, school hours, and early-dismissal times.
Official 2026-2027 A/B/C Day High School Calendar PDF
The color-coded high school schedule showing A, B, and C days.
2027-2028 Irving ISD calendar
The next official Irving ISD student calendar.
Source and scope
About the Irving ISD 2026–2027 Student calendar with high school A/B/C guidance calendar
Data source
This page uses Irving ISD’s official 2026-2027 Student Calendar, the separate 2026-2027 A/B/C Day High School Calendar, and the district calendar page.
How dates are handled
Official holidays, breaks, and teacher workday/student holidays are stored as separate events. The breaks section preserves adjacent no-school dates as derived family-planning windows. Staff-only dates before August 11 and after May 27 are excluded. The A/B/C calendar is summarized with the first day, major return dates, and final day instead of adding every high school rotation date to the family calendar feed.
Updates
The district calendar page is checked for revised Student Calendar and A/B/C Calendar files. Finalsite may replace a PDF with a newly versioned asset URL.
Disclaimer
This independent reference is not operated by Irving ISD. Families should confirm campus events, transportation, testing schedules, course rotations, weather changes, and any revised dates with the district or their school.
Irving ISD 2026–2027 Student calendar with high school A/B/C guidance sources & verification
Source confirmed- District
- Irving Independent School District
- Irving ISD 2026-2027 Student Calendar
- View official source
- Irving ISD 2026-2027 A/B/C Day High School Calendar
- View official source
- Irving ISD Calendars
- View official source
- Calendar published
- Source last checked
- Revision count
- 2