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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 16 , 2023, October 11, 2023 (PSAT) , December 13, 2023, January 10, 2024, March 6, 2024 (SAT), March 27, 2024 (WIN Testing), May 1, 2024, May 8 , 2024, May 15, 2024, May 22, 2024, May 29, 2024

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.