Centennial School District Calendar 2025-2026
The Centennial School District calendar for the 2025-2026 school year provides all the necessary dates for students, parents, and staff. The calendar includes important information such as employee planning days, school holidays, and recess periods. Here's a detailed overview to help you plan your academic year.
Key Dates
- First Day of School (Grades 1-12): August 27, 2025
- Thanksgiving Recess: November 27, 2025 – November 28, 2025
- Winter Recess: December 24, 2025 – January 2, 2026
- Spring Break: April 2, 2026 – April 6, 2026
- Last Day of School (Grades K-11): June 9, 2026
Note: This calendar page is created based on information from the official website Centennial School District
Interactive School Calendar
Printable Resources
Looking for a clean, easy-to-read Centennial School District printable calendar? Our team at pennsylvaniaschools.us has formatted the official 2025-2026 school dates into a high-quality PDF, verified against the latest district updates to ensure 100% accuracy for parents and students.
Centennial School District Calendar 2025-2026
July 2025
- July 4 – All Schools and Offices Closed (4th of July)
August 2025
- August 19–20 – New Teacher Orientation/Induction
- August 25 – Inservice - Convocation/Building Day; Kindergarten Orientation
- August 26 – Inservice - Professional Learning
- August 27 – First Day of School (Grades 1-12)
- August 27 – First Half Day for Kindergarten Students (A-L)
- August 27 – First Day of First Marking Period & Trimester
- August 28 – First Half Day for Kindergarten Students (M-Z)
- August 29 – All Schools Closed/Offices Open
September 2025
- September 1 – Labor Day
- September 23 – Rosh Hashanah
October 2025
- October 2 – Yom Kippur
- October 17 – Early Dismissal (K-12)
November 2025
- November 3 – Early Dismissal (Grades 6-12)
- November 3 – Marking Period 1 Ends
- November 4 – Marking Period 2 Begins
- November 4 – All Schools Closed / Inservice
- November 20 – Trimester 1 Ends
- November 21 – Elementary Schools Closed / Inservice
- November 21 – Trimester 2 Begins
- November 25 – Early Dismissal (K-5)
- November 26 – All Schools Closed / Conferences
- November 27–28 – Thanksgiving Recess
December 2025
- December 3 – Keystone Testing Begins
- December 17 – Keystone Testing Ends
- December 23 – Early Dismissal (K-12)
- December 24–31 – Winter Recess
January 2026
- January 1–2 – Winter Recess
- January 5 – Keystone Testing Begins
- January 5 – WIDA Testing Begins
- January 16 – Keystone Testing Ends
- January 19 – Martin Luther King Jr. Day
- January 22 – Marking Period 2 Ends
- January 23 – Secondary Schools Closed / Inservice
- January 23 – Marking Period 3 Begins
February 2026
- February 13 – Early Dismissal (K-12)
- February 16 – Presidents' Day
- February 27 – WIDA Testing Ends
March 2026
- March 6 – Early Dismissal (K-5)
- March 6 – Trimester 2 Ends
- March 9 – Trimester 3 Begins
- March 11 – Early Dismissal (K-12)
- March 27 – Marking Period 3 Ends
- March 30 – Marking Period 4 Begins
April 2026
- April 1 – Early Dismissal (K-12)
- April 2–6 – Spring Break
- April 20 – PSSA Testing Begins
May 2026
- May 4 – AP Exams Begin
- May 8 – PSSA Testing Ends
- May 15 – AP Exams End
- May 19 – Snow Make-up Day (Schools Closed)
- May 22 – All Schools Closed
- May 25 – Memorial Day
- May 29 – Early Dismissal (K-5)
June 2026
- June 2–3 – Early Dismissal (Grades 9-12)
- June 3 – High School Graduation
- June 4–5 – Early Dismissal (Grades 9-11)
- June 8 – Early Dismissal (Grades K-11)
- June 8 – Marking Period 4 Ends
- June 8 – Trimester 3 Ends
- June 9 – Last Day of School (K-11) / Early Dismissal
- June 10 – Inservice - Professional Learning
- June 11 – Inservice - Teacher Close Out / Clerical
Learn More About Centennial School District
Get detailed information about Centennial School District including school listings, district policies, contact information, and more educational resources.
Frequently Asked Questions (FAQ)
The first day of school for students in grades 1-12 is Wednesday, August 27, 2025. Kindergarten students also start on August 27 for a half day (last names A-L) or August 28 (last names M-Z).
The last day of school for students in grades K-11 is Tuesday, June 9, 2026. It will be an early dismissal day.
The first three early release days for the 2025-2026 school year are October 17, 2025 (K-12), November 3, 2025 (Grades 6-12 only), and November 25, 2025 (Grades K-5 only).
Spring Break is from Thursday, April 2, 2026, to Monday, April 6, 2026. Schools will be closed during this period.
Winter Break is from Wednesday, December 24, 2025, through Friday, January 2, 2026.
Yes, based on the 2025-2026 calendar, school is in session on Veterans Day, November 11, 2025.
The major holidays with no school are Labor Day (September 1, 2025), Rosh Hashanah (September 23, 2025), Yom Kippur (October 2, 2025), Thanksgiving Recess (November 27-28, 2025), Martin Luther King Jr. Day (January 19, 2026), Presidents' Day (February 16, 2026), and Memorial Day (May 25, 2026).
Plan Ahead with the Centennial School District Calendar
Stay organized with the Centennial School District 2025-2026 calendar. Whether you're a student or a parent, this calendar will help you keep track of important dates such as school holidays, planning days, and breaks. Be sure to bookmark this page for quick access to important updates throughout the school year.