Visual Calendar
Official calendar scans for Sunnyvale ISD. Click any image to open full-screen.
Official Document
The official calendar PDF published by Sunnyvale ISD. Download or view inline.
School Calendar
Month-by-month view of Sunnyvale ISD's 2026–2027 academic calendar — holidays, breaks, and key dates.
About the District
Details and contact information for Sunnyvale ISD.
Common Questions
Sunnyvale ISD Calendar 2026–2027 — important dates and answers.
The first day of school in Sunnyvale ISD for the 2026-2027 calendar year is August 12, 2026.
Spring break in Sunnyvale ISD is scheduled from March 15 to March 19, 2027.
Christmas break in Sunnyvale ISD begins on December 21, 2026 and continues through January 1, 2027.
Winter break in Sunnyvale ISD runs from December 21, 2026 to January 1, 2027.
Thanksgiving break in Sunnyvale ISD is from November 23 to November 27, 2026.
The last day of school in Sunnyvale ISD is May 27, 2027, and it is an early release day.
The second quarter begins on October 19, 2026.
The third quarter begins on January 6, 2027.
The fourth quarter begins on March 22, 2027.
STAAR/EOC testing is scheduled from April 12 to April 23, 2027.
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