Joseph Case HighSchool Calendar

2026-27 Academic Calendar

Key dates, holidays, and events for Joseph Case High.

School at a Glance
Upcoming events & academic holidays
2026-27 Academic Year

AUG

31

Orientation - staff only

SEP

1

Staff only - no students (Inservice Day)

SEP

2

First day of school (grades 1-12)

SEP

3

Kindergarten Orientation Day

SEP

4

Kindergarten First day of school

SEP

7

No School
Labor Day

SEP

9

Joseph Case Junior High School Open House

SEP

9

Preschool Orientation Day

SEP

10

Joseph Case High School Open House

SEP

10

Preschool First day of school

SEP

17

Brown School Open House

SEP

22

Luther School Open House

SEP

23

Elementary Early Release (professional development)

SEP

23

High School Early Release

SEP

23

Junior High School Early Release

SEP

24

Gardner School Open House

SEP

24

Hoyle School Open House

OCT

12

No School
Indigenous People Day

OCT

30

Elementary Early Release (professional development)

OCT

30

High School Early Release

OCT

30

Junior High School Early Release

NOV

3

Staff only - no students (Inservice Day)

NOV

11

No School
Veterans Day

NOV

13

Junior High and High School Report Card

NOV

16

Joseph Case Junior High School Parent-Teacher Conference

NOV

18

Joseph Case Junior High School Parent-Teacher Conference

NOV

19

Joseph Case High School Parent-Teacher Conference

NOV

25

Early release - all schools

NOV

26

No School
Thanksgiving

NOV

27

No School
Thanksgiving

DEC

9

High School Late Start

DEC

11

Elementary Report Cards

DEC

17

Elementary Parent-Teacher Conference (afternoon and evening)

DEC

18

Elementary Parent-Teacher Conference (afternoon)

DEC

23

Early Release - All Schools

DEC

23

No School
Holiday break begins

JAN

1

No School
New Years Day

JAN

15

Elementary Early Release (professional development)

JAN

15

High School Early Release

JAN

15

Junior High School Early Release

JAN

18

No School
Martin Luther King Day

JAN

28

Joseph Case High School Parent-Teacher Conference

JAN

29

Junior High and High School Report Card

FEB

15

No School
Winter break begins

MAR

17

Staff only - no students (Inservice Day)

MAR

25

Elementary Report Cards

MAR

26

No School
Good Friday

APR

1

Elementary Parent-Teacher Conference (afternoon and evening)

APR

2

Elementary Parent-Teacher Conference (afternoon)

APR

16

Junior High and High School Report Card

APR

19

No School
Spring break begins

MAY

31

No School
Memorial Day

JUN

6

High School Graduation

JUN

17

Anticipated last day of school grades K-11
View Full 2026-27 Calendar
Partner 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 Joseph Case High.

National Tests

August 7, 2026

SAT — National

Registration deadline

August 11, 2026

SAT — National

Late registration deadline

August 14, 2026

ACT — National

Registration deadline

August 22, 2026

SAT — National

Test date

August 28, 2026

SAT — National

Registration deadline

September 1, 2026

ACT — National

Late registration deadline
+63 more national tests this school year

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
See the full national test & school calendar