Ankeny Centennial High SchoolSchool Calendar

2026-27 Academic Calendar

Key dates, holidays, and events for Ankeny Centennial High School.

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

NOV

11

Teacher Professional Learning

NOV

25

Thanksgiving Holiday

DEC

21

Winter Break

JAN

1

Winter Break

JAN

4

School Resumes

JAN

14

Semester End

JAN

15

Teacher Professional Learning

JAN

18

Dr. Martin Luther King Jr. Day

FEB

15

Teacher Professional Learning

FEB

26

Trimester End

MAR

12

Spring Break

APR

26

Teacher Professional Learning

MAY

27

Last Day of PreK

MAY

28

Last Day of School
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 Ankeny Centennial High School.

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

November 6, 2026

ACT — National

Registration deadline

November 7, 2026

SAT — National

Test date

November 11, 2026

SSAT — Standard Paper

Registration deadline

November 14, 2026

SSAT — Standard Paper

Test date
+50 more national tests this school year

State Assessments

November 2, 2026 – December 18, 2026

Dynamic Learning Maps (DLM) — Phase 2

Testing window
IA

February 1, 2027 – March 26, 2027

Alt ELPA Summative

Testing window
IA

February 1, 2027 – March 26, 2027

Dynamic Learning Maps (DLM) — Spring Phase 1

Testing window
IA

February 1, 2027 – March 26, 2027

ELPA21 Summative

Testing window
IA

March 29, 2027 – May 21, 2027

Dynamic Learning Maps (DLM) — Spring Phase 2

Testing window
IA
See the full national test & school calendar