Southwest ISD Calendar 2026-27

Southwest ISD, the public school district in San Antonio, Texas, starts the 2026-27 school year on Monday, August 24, 2026. The last day for students is Friday, June 4, 2027. Spring break is Mar 8–12, 2027.

First dayMon Aug 24, 2026
Last dayFri Jun 4, 2027
ThanksgivingNov 23–27, 2026
Winter breakDec 21, 2026 – Jan 5, 2027
Spring breakMar 8–12, 2027
Instruction days173

Next day off: Flex Day-Student Holiday, Nov 23–24, 2026

Holidays and days off, 2026-27

DatesHoliday / breakSchool days off
Sep 7, 2026Labor Day1
Oct 12, 2026District Holiday1
Oct 19, 2026District Staff Development-Student Holiday1
Nov 3, 2026Teacher In-Service/District Staff Development-Student Holiday1
Nov 23–24, 2026Flex Day-Student Holiday2
Nov 25–27, 2026Thanksgiving Break3
Dec 21, 2026 – Jan 1, 2027Winter Break10
Jan 4, 2027Teacher Workday-Student Holiday1
Jan 5, 2027Teacher In-Service/District Staff Development-Student Holiday1
Jan 18, 2027Martin Luther King Jr. Day1
Feb 15, 2027Presidents Day1
Mar 8–12, 2027Spring Break5
Mar 26–29, 2027District Holiday2
Apr 23, 2027District Holiday1
May 31, 2027Memorial Day1

Early release days

DateNote
Nov 20, 2026One-Hour Early Release
Dec 18, 2026One-Hour Early Release
Mar 5, 2027One-Hour Early Release
Jun 4, 2027One-Hour Early Release and Last Day of School

Compared with nearby districts

DistrictFirst dayLast daySpring break
Southwest ISDAug 24Jun 4Mar 8–12, 2027
Judson ISDAug 12May 27Mar 8–12, 2027
Texas College Preparatory Academies – Founders SchertzAug 13May 26Mar 8–12, 2027
Schertz-Cibolo-U City ISDAug 13May 27Mar 8–12, 2027
Great Hearts Texas – Monte VistaAug 11May 26Mar 8–12, 2027

Same week off in March as Southwest ISD: Judson ISD, Texas College Preparatory Academies – Founders Schertz, Schertz-Cibolo-U City ISD, Great Hearts Texas – Monte Vista.

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Source

✓ Checked against the official calendar

Official calendar: Southwest ISD 2026-2027 calendar. Last checked November 8, 2026. District website: swisd.net.

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