Centennial School District Calendar

The first full day of school for students in Grades 1-12 in Centennial School District is August 27, 2025. Kindergarten students attend orientation and staggered half-day sessions on August 27-28, 2025.

Spring Break in Centennial School District is scheduled from April 2 through April 6, 2026. Classes resume on April 7, 2026.

Christmas Break begins on December 24, 2025, and continues through January 2, 2026. Students return after the Winter Recess period.

Winter Break (Winter Recess) runs from December 24, 2025, through January 2, 2026.

Thanksgiving Break is scheduled for November 27-28, 2025, when all schools and offices are closed.

The last day of school for Grades K-11 in Centennial School District is June 9, 2026. It is also an early dismissal day.

Schools and offices are closed for Labor Day on September 1, 2025.

All schools and offices are closed on September 23, 2025, in observance of Rosh Hashanah.

All schools and offices are closed on October 2, 2025, for Yom Kippur.

Schools and offices are closed on January 19, 2026, in observance of Martin Luther King Jr. Day.

All schools and offices are closed on February 16, 2026, for Presidents Day.

All schools and offices are closed on May 25, 2026, in observance of Memorial Day.

William Tennent High School Graduation is scheduled for June 3, 2026, with a rain date of June 4, 2026.

Yes. Several professional learning and in-service days occur throughout the school year, including November 4, 2025, May 19, 2026, and June 10, 2026, along with other scheduled staff development activities.

Schools reopen on April 7, 2026, following Spring Break.