The School Day
Monday, Tuesday, Thursday, Friday - Our school day begins at 8:25 am and ends at 3:45 pm.  (Doors open at 8:00 am)
Late start Wednesdays* - the school day begins at 9:25 am and ends at 3:45 pm. (Doors open at 9:00 am)
* There are no late starts on August 14, 2024, October 9, 2024 (PSAT) , December 18, 2024, January 8, 2025, March 5, 2025 (SAT), March 26, 2025 (WIN Testing), May 7, 2025, May 14, 2025, May 21 2025, May 28, 2025

Chapin High School’s year consists of four quarters of approximately nine weeks duration. Classes meet for 18 weeks (one semester) or 36 weeks (two semesters) on an alternating A/B block schedule of 90-minute class periods, four class periods per day.