2026-27 Academic Calendar
Key dates, holidays, and events for San Luis High School.
School at a Glance
Upcoming events & academic holidaysNOV
23
Fall Break (No School)
NOV
25
Fall Break (No School)
DEC
18
End of 1st Semester
JAN
1
Christmas Break (No School)
JAN
11
Start of 2nd Semester
JAN
18
Martin Luther King Day (No School)
FEB
12
All District In-Service
FEB
19
Progress Reports
MAY
28
Graduation
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at San Luis High School.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
October 1, 2026 – October 30, 2026
PSAT 8/9 — Fall
October 1, 2026 – October 30, 2026
PSAT/NMSQT — Fall
October 1, 2026 – October 30, 2026
SAT — School Day - Fall
October 16, 2026
SAT — National
State Assessments
March 23, 2027 – March 23, 2027
ACT with Writing — Test Window 1 - Standard Paper
March 29, 2027 – April 23, 2027
ACT Aspire — Computer-Based
March 29, 2027 – April 7, 2027
ACT Aspire — Paper-Based
April 6, 2027 – April 6, 2027
ACT with Writing — Test Window 2 - Standard Paper