Centennial High SchoolSchool Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Centennial High School.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
MAY
4
Orchestra Concert- Theatre
MAY
5
Mandatory PLC meetings
MAY
5
Board Game Club- rm 911
MAY
5
Choir Concert- Theater
MAY
6
Class Meetings
MAY
6
Comic Book Club- rm 911
MAY
6
Band Concert- Theater
MAY
7
Theater Banquet
MAY
8
Choir Banquet in Cafe
MAY
11
Senior Dress up Week
MAY
11
DC Meeting - Library Conference Room
MAY
12
Senior Dress up Week
MAY
12
Mandatory PLC meetings
MAY
12
Board Game Club- rm 911
MAY
12
Senior Awards in gym
MAY
13
Senior Dress up Week
MAY
13
PAC meetings - Online
MAY
13
Comic Book Club- rm 911
MAY
13
Orchestra Host Leavitt Concert
MAY
14
Senior Dress up Week
MAY
14
NHS Induction- Theatre
MAY
15
Senior Dress up Week
MAY
15
Senior Sunset- soccer field
MAY
18
Senior Assembly / Grad Walk
MAY
19
Mandatory PLC meetings
MAY
20
Final Exam 1/2 Day
MAY
21
Final Exam 1/2 Day
MAY
21
Darnell Elem Prom
MAY
22
End of Fourth Grading Period
MAY
22
Final Exam 1/2 Day
MAY
25
Memorial Day
MAY
25
Memorial Day Color Guard Presentation
MAY
25
SIP Meeting
MAY
26
Licensed Employee end of Work Year
MAY
28
Safety Committee Meeting
JUN
3
10 Month Employee End of Work Year
JUN
4
Summerlin 4th of July Parade - Set Up
JUN
18
11 Month End of Year Work Year
JUN
19
Juneteenth
JUN
25
Safety Committee Meeting
JUN
29
SIP Meeting
JUN
30
12 Month End of Work Year
Partner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!