Granby HighSchool Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Granby High.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
NOV
11
Veterans Day
NOV
25
Thanksgiving
DEC
21
Winter Break
JAN
1
No School
Winter Break-NPS Closed
JAN
18
No School
MLK Day-NPS Closed
JAN
21
End of Quarter/Semester/Early Release
JAN
22
PD/Teacher Workday
MAR
29
Spring Break
MAY
31
Memorial Day
JUN
4
Last Day
JUN
17
Juneteenth
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 Granby High.
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
October 1, 2026 – October 30, 2026
PSAT 8/9 — Fall
Testing window
October 1, 2026 – October 30, 2026
PSAT/NMSQT — Fall
Testing window
October 1, 2026 – October 30, 2026
SAT — School Day - Fall
Testing window
October 16, 2026
SAT — National
Score release