Stephenson High SchoolSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Stephenson High School.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
DEC
25
No School
Christmas Day
DEC
26
Death of Prophet Zarathustra
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 Stephenson 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
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
State Assessments
December 2, 2026 – December 11, 2026
Georgia Milestones — EOC (Winter)
Testing window
GA
June 21, 2027 – June 24, 2027
Georgia Milestones — EOC (Summer)
Testing window
GA