High School Learning CenterSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for High School Learning Center.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
AUG
24
First Day of School for Grades 1-12
SEP
1
Primary Election Day
SEP
4
Labor Day Weekend
SEP
7
Labor Day Weekend
SEP
8
First Day of School for PK-K
SEP
30
Half Day, Morning PK Only
OCT
12
Indigenous Peoples' Day
OCT
21
Half Day, Morning PK Only
NOV
3
Election Day
NOV
11
Veterans Day
NOV
25
Thanksgiving Break
NOV
27
Thanksgiving Break
DEC
21
Winter Break
JAN
13
Half Day, Morning PK Only
JAN
18
MLK Jr. Day
FEB
15
Mid-Winter Break
FEB
19
Mid-Winter Break
MAR
17
Half Day, Morning PK Only
MAR
26
Good Friday
APR
19
Spring Break
APR
23
Spring Break
MAY
31
Memorial Day
JUN
18
Juneteenth
JUN
23
Half Day, Morning PK Only
JUN
23
Last Day of School
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 High School Learning Center.
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
State Assessments
March 23, 2027 – March 24, 2027
MCAS — ELA
Testing window
MA
May 18, 2027 – May 20, 2027
MCAS — Mathematics
Testing window
MA
June 1, 2027 – June 2, 2027
MCAS — Science and Technology/Engineering
Testing window
MA