Jamestown High SchoolSchool Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Jamestown High School.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
SEP
28
P/T Conference JMS/JHS
OCT
5
P/T Conference Elementary
OCT
9
No School
P/T Comp Day - No School
OCT
22
No School
Educator Convention - No School
NOV
11
No School
Veteran's Day - No School
NOV
26
No School
Thanksgiving Break - No School
DEC
19
Holiday Break Begins
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 Jamestown 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
September 22, 2026
SAT — National
Late registration deadline
September 25, 2026
SAT — National
Score release
September 29, 2026
ACT — National
Late registration deadline
October 1, 2026 – October 30, 2026
PSAT 8/9 — Fall
Testing window