Southwest ISD Calendar 2026-2027
Southwest ISD runs from August 24, 2026 to June 4, 2027: 173 instructional days, three breaks totaling 18 school days off, the longest being winter break (Dec 21 to Jan 1). Spring break is Mar 8-12, 2027, the same dates as neighboring Medina Valley ISD.
Checking today…
All 2026-2027 dates
173 student days by our count · Weekends are not listed. Past dates are dimmed.
| Date | Event |
|---|---|
| Mon, Aug 24, 2026 | First day of school |
| Mon, Sep 7, 2026 | Labor Day |
| Mon, Oct 12, 2026 | District Holiday |
| Mon, Oct 19, 2026 | Teacher workday, no school for students |
| Tue, Nov 3, 2026 | Teacher workday, no school for students |
| Fri, Nov 20, 2026 | Early release |
| Mon, Nov 23 to Tue, Nov 24, 2026 | Flex Day-Student Holiday (Employees Who Qualify Only) · 2 school days off |
| Wed, Nov 25 to Fri, Nov 27, 2026 | District Holidays · 3 school days off |
| Fri, Dec 18, 2026 | Early release |
| Mon, Dec 21, 2026 to Fri, Jan 1, 2027 | District Holidays · 10 school days off |
| Mon, Jan 4, 2027 | Teacher workday, no school for students |
| Tue, Jan 5, 2027 | Teacher workday, no school for students |
| Mon, Jan 18, 2027 | Martin Luther King Jr. Day |
| Mon, Feb 15, 2027 | Presidents' Day |
| Fri, Mar 5, 2027 | Early release |
| Mon, Mar 8 to Fri, Mar 12, 2027 | District Holidays · 5 school days off |
| Fri, Mar 26, 2027 | District Holiday |
| Mon, Mar 29, 2027 | District Holiday |
| Fri, Apr 23, 2027 | District Holiday |
| Mon, May 31, 2027 | Memorial Day |
| Fri, Jun 4, 2027 | Early release |
| Fri, Jun 4, 2027 | Last day of school |
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Long weekends in 2026-2027
Besides the breaks above, Southwest ISD students have 8 long weekends this school year: three or more days in a row without school.
| Days off | Length | Why |
|---|---|---|
| Sat, Sep 5 to Mon, Sep 7 | 3 days | Labor Day |
| Sat, Oct 10 to Mon, Oct 12 | 3 days | District Holiday |
| Sat, Oct 17 to Mon, Oct 19 | 3 days | Teacher workday, no school for students |
| Sat, Jan 16 to Mon, Jan 18 | 3 days | Martin Luther King Jr. Day |
| Sat, Feb 13 to Mon, Feb 15 | 3 days | Presidents' Day |
| Fri, Mar 26 to Mon, Mar 29 | 4 days | District Holiday |
| Fri, Apr 23 to Sun, Apr 25 | 3 days | District Holiday |
| Sat, May 29 to Mon, May 31 | 3 days | Memorial Day |
Frequently asked questions
When is spring break 2027 for Southwest ISD?
Spring break is Mon, Mar 8 to Fri, Mar 12, 2027. The last day of school before it is Friday, March 5, 2027, and students return Monday, March 15, 2027.
When does the 2026-2027 school year start and end for Southwest ISD?
The first day of school is Monday, August 24, 2026 and the last day is Friday, June 4, 2027.
Does Southwest ISD have early release days?
Yes, the calendar lists four early release days: Nov 20, Dec 18, Mar 5 and Jun 4.
When is winter break 2026 for Southwest ISD?
Winter break runs Mon, Dec 21, 2026 to Fri, Jan 1, 2027. Counting weekends and the adjacent days without school, students are off 18 days in a row and go back Wednesday, January 6, 2027.
How long is Thanksgiving break in Southwest ISD?
3 school days: Wed, Nov 25 to Fri, Nov 27, 2026.
Where do these Southwest ISD dates come from?
Source: the district's “SWISD School Calendar 2026-2027”, checked on September 29, 2026. We link the document on this page; if the district changes it, we update the dates and the “verified” date.
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About the district: Southwest ISD is based in San Antonio, Texas (Bexar County), with about 14,833 students in 19 schools (NCES Common Core of Data, 2024-25). District website: www.swisd.net. See all Texas school calendars.