Clinton High SchoolSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Clinton High School.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
SEP
28
No School
Fall Break
OCT
5
Fall Arrow Session
JAN
5
First Day of Second Semester
MAR
8
No School
Spring Break
MAR
15
Spring Arrow Session
MAY
14
Graduation for Class of 2027
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 Clinton 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