Oak Hill's instructional day begins at 8:00 a.m. It is beneficial for students to arrive at 7:45 a.m. so they can enter the building and get organized for the school day. Due to supervision factors, students should not arrive at school earlier than 7:45 a.m. The school day ends at 2:25 p.m. Walkers will be dismissed at 2:25, with bus and car riders at approximately 2:27 p.m.