High Island ISD Calendar 2026-2027
Galveston County · Houston area (Region 4)
- First day of schoolAugust 4, 2026
- Labor DaySeptember 7, 2026
- Fall breakOctober 1–8, 2026
- Thanksgiving breakNovember 23–27, 2026
- Winter breakDecember 21, 2026 – January 1, 2027
- Spring breakMarch 8–12, 2027
- Last day of schoolMay 20, 2027
Last updated September 18, 2026
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Frequently asked questions
When is the first day of school for High Island ISD in 2026-2027?
The first day of school for High Island ISD is Tuesday, August 4, 2026.
When is the last day of school for High Island ISD in 2026-2027?
The last day of school for High Island ISD is Thursday, May 20, 2027.
When is Thanksgiving break for High Island ISD?
High Island ISD has Thanksgiving break from November 23 through 27, 2026.
When is winter break for High Island ISD?
High Island ISD's winter break runs from December 21 through January 1.
When is spring break for High Island ISD in 2026-2027?
High Island ISD's spring break is March 8 through 12, 2027.
When is fall break for High Island ISD?
High Island ISD has a fall break from October 1 through 8, 2026.
Does High Island ISD have school on Labor Day?
No. High Island ISD is closed for Labor Day on Monday, September 7, 2026.
When does High Island ISD begin its four-day school week in 2026-2027?
High Island ISD begins its four-day school week, with Fridays off, on October 9, 2026.
When are the staff development days in High Island ISD for 2026-2027?
Staff development days are scheduled for July 27 through July 31, 2026, and August 3, 2026.
When does the first nine-week grading period end in High Island ISD?
The first nine-week grading period ends on September 30, 2026.
When does the second nine-week grading period begin in High Island ISD?
Students return and the second nine-week grading period begins on October 12, 2026.
When does the third nine-week grading period begin in High Island ISD?
Students return and the third nine-week grading period begins on January 4, 2027.
When does the fourth nine-week grading period begin in High Island ISD?
The fourth nine-week grading period begins on March 15, 2027.
When is Easter Break in High Island ISD for 2026-2027?
Easter Break in High Island ISD is from March 26 through March 29, 2027.
When are the early-release days in High Island ISD for 2026-2027?
Early-release days are November 19, 2026, December 17, 2026, and May 20, 2027.
When are High Island ISD high school finals for 2026-2027?
High school finals are scheduled for December 14 through December 17, 2026, and May 10 through May 13, 2027.
When is High Island ISD graduation in 2027?
High Island ISD high school graduation is scheduled for May 21, 2027.
When is STAAR RLA testing in High Island ISD for 2026-2027?
STAAR RLA testing is scheduled from April 5 through April 16, 2027.
When is STAAR Science and History testing in High Island ISD for 2026-2027?
STAAR Science and History testing is scheduled from April 12 through April 23, 2027.
When is STAAR Math testing in High Island ISD for 2026-2027?
STAAR Math testing is scheduled from April 19 through April 30, 2027.