2026-27 Academic Calendar
Key dates, holidays, and events for Macarthur High School.
School at a Glance
Upcoming events & academic holidaysSEP
7
Labor Day
OCT
9
Grading Period End
OCT
12
Staff Development
OCT
12
Student Holiday
OCT
19
Grading Period Start
OCT
23
Report Card
NOV
3
Election Day
NOV
23
Thanksgiving Break
DEC
18
Grading Period End
DEC
18
Half Day for Students
DEC
18
Staff Development
DEC
21
Midwinter Break
JAN
4
Staff Development
JAN
6
Classes Resume
JAN
6
Grading Period Start
JAN
11
Report Card
JAN
18
Martin Luther King Jr. Holiday
FEB
8
Staff Development
FEB
8
Student Holiday
MAR
12
Grading Period End
MAR
15
Spring Break
MAR
22
Grading Period Start
MAR
26
Student Holiday
MAR
29
Report Card
MAY
31
Memorial Day Holiday
JUN
3
Last Day of Classes
JUN
3
Report Card (EC/PK/K and ES)
JUN
4
Last Day for Teachers
JUN
4
Staff Development
JUN
11
Report Card (MS and HS)
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Macarthur High School.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
August 22, 2026
SAT — National
August 28, 2026
SAT — National
September 1, 2026
ACT — National
September 1, 2026
SAT — National
State Assessments
November 30, 2026 – December 11, 2026
STAAR — Fall EOC
February 15, 2027 – March 26, 2027
TELPAS
February 15, 2027 – March 26, 2027
TELPAS Alternate
March 15, 2027 – April 16, 2027
STAAR — Alternate 2
March 15, 2027 – April 16, 2027
STAAR Alternate 2
April 5, 2027 – April 16, 2027
STAAR — Reading Language Arts and English EOC