Visual Calendar
Official calendar scans for Acton-Boxborough Regional School District. Click any image to open full-screen.
School Calendar
Month-by-month view of Acton-Boxborough Regional School District's 2026–2027 academic calendar — holidays, breaks, and key dates.
About the District
Details and contact information for Acton-Boxborough Regional School District.
Common Questions
Acton-Boxborough Regional School District Calendar 2026–2027 — important dates and answers.
The first day of school is August 31, 2026 for grades K-7 and 9, and September 1, 2026 for grades 8 and 10-12.
Spring break (April Vacation) is from April 19 to April 23, 2027.
Christmas break is part of the winter vacation from December 24, 2026 to January 1, 2027.
Winter break runs from December 24, 2026 through January 1, 2027.
Thanksgiving break is from November 26 to November 27, 2026.
The tentative last day of school is June 17, 2027, subject to change due to snow days.
Labor Day is observed on September 7, 2026, and there is no school.
February vacation is from February 15 to February 19, 2027.
Memorial Day is on May 31, 2027, and schools are closed.
Martin Luther King Jr. Day is observed on January 18, 2027.
Presidents' Day is on February 15, 2027.
Teachers begin with professional learning days from August 26 to August 28, 2026.