Nashua High School SouthSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Nashua High School South.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
AUG
25
Schools Open
Partner 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 Nashua High School South.
National Tests
August 7, 2026
SAT — National
Registration deadline
August 11, 2026
SAT — National
Late registration deadline
August 14, 2026
ACT — National
Registration deadline
August 22, 2026
SAT — National
Test date
August 28, 2026
SAT — National
Registration deadline
September 1, 2026
ACT — National
Late registration deadline