Henderson HighSchool Calendar

2026-27 Academic Calendar

Key dates, holidays, and events for Henderson High.

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

AUG

26

Early Release Day

SEP

4

Optional Teacher Workday

SEP

7

No School
Labor Day - No School

SEP

8

Optional Teacher Workday

SEP

30

Early Release Day

OCT

13

End of Quarter 1

OCT

14

Early Release Day

OCT

15

No School
Fall Holiday (No School)

OCT

16

No School
Fall Annual Leave (No School)

OCT

19

Optional Teacher Workday

NOV

3

E-Learning (Election Day)

NOV

11

No School
Veterans Day - No School

NOV

24

Early Release Day

NOV

25

No School
Thanksgiving Holiday - No School

NOV

26

No School
Thanksgiving Holiday - No School

NOV

27

No School
Thanksgiving Holiday - No School

DEC

17

End of Quarter 2 / Early Release Day

DEC

18

Required Teacher Workday

DEC

21

Optional Teacher Workday

DEC

22

No School
Annual Leave - No School

DEC

23

No School
Annual Leave - No School

DEC

24

No School
Winter Holiday - No School

DEC

25

No School
Winter Holiday - No School

DEC

28

No School
Annual Leave - No School

DEC

29

No School
Annual Leave - No School

DEC

30

No School
Annual Leave - No School

DEC

31

No School
Annual Leave - No School

JAN

1

No School
New Year's Day - No School

JAN

4

Optional Teacher Workday

JAN

5

Optional Teacher Workday

JAN

6

Required Teacher Workday

JAN

18

No School
MLK Day - No School

JAN

27

Early Release

FEB

15

Optional Teacher Workday

FEB

24

Early Release Day

MAR

5

End of Quarter 3

MAR

8

Optional Teacher Workday

MAR

9

Optional Teacher Workday

MAR

10

No School
Annual Leave - No School

MAR

11

No School
Annual Leave - No School

MAR

12

No School
Annual Leave - No School

MAR

24

HS - eLearning Day (ACT) 11th Graders Report / PreK-8 Early Release Day

MAR

26

No School
Good Friday - No School

APR

15

Required Teacher Workday

APR

16

Optional Teacher Workday

APR

28

Early Release Day

MAY

26

Last Day/ Early Release / Q4 End

MAY

27

Required Teacher Workday

MAY

28

Required Teacher Workday

MAY

29

Graduation

MAY

31

No School
Memorial Day - School is already out
View Full 2026-27 Calendar
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 Henderson High.

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
+76 more national tests this school year

State Assessments

October 12, 2026 – November 20, 2026

PreACT

Testing window
NC

January 11, 2027 – March 12, 2027

WIDA ACCESS

Testing window
NC

January 11, 2027 – March 12, 2027

WIDA Alternate ACCESS

Testing window
NC

February 23, 2027 – March 5, 2027

ACT — Spring - Window 1

Testing window
NC

March 9, 2027 – March 19, 2027

ACT — Spring - Window 2

Testing window
NC

April 6, 2027 – April 16, 2027

ACT — Spring - Window 3

Testing window
NC
See the full national test & school calendar