To get the latest holiday calendar, visit Overton County Schools website at https://www.oc-sd.com/ to see the 2025-2026 holidays. This page will be updated with any revised version of the school calendar once changes are made., Overton County Schools does not discriminate on the basis of race, color, national origin, sex, disability, or age in its programs and activities. The district provides equal access to educational services for all students., The printable school calendar provided on this page is taken from the official Overton County Schools Calendar website. Please note that all dates and events are subject to change at the discretion of the school district., 2025-2026 CALENDAR (Student) Appr oved 2 / 2 4 / 2 5 C A L E N DA R L EG E N D F i rs t/ La s t D a y ( F u l l D a y) N o S ch o o l Ea rl y R e l e a s e ( H a l f D a y) Ma rk i n g Pe ri o d E n d s F i rs t S e m e s te r E n d s 1s t MP: 8/ 25/ 25 - 10/ 17/ 25 ( 38 d a ys ) , Check Tennessee School Calendar 2025-2026. Do you want to Know When Does School Start in Tennessee 2025? Tennessee County School District Calendar 2025-25., 2025-2026 School Calendar July 2025 Calendar Notes January 2026 S M T W T F S S M T W T F S 12 3 4 5 August 4-8 New Teacher Orientation 2 3 67 8 9 10 1112 August 11 .