Excel High SchoolSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Excel High School.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
DEC
24
Winter Recess
JAN
1
Winter Recess
JAN
5
Students Return from winter recess
Calendar TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Excel High School.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
Testing window
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
Testing window
August 22, 2026
SAT — National
Test date
August 28, 2026
SAT — National
Registration deadline
September 1, 2026
ACT — National
Late registration deadline
September 1, 2026
SAT — National
Late registration deadline
State Assessments
March 23, 2027 – March 24, 2027
MCAS — ELA
Testing window
MA
May 18, 2027 – May 20, 2027
MCAS — Mathematics
Testing window
MA
June 1, 2027 – June 2, 2027
MCAS — Science and Technology/Engineering
Testing window
MA