High School 2025–2026 Academic Calendar Home>Online Public School Academic Calendar > Academic Calendar | Online High School DateEventJuly 7 – Aug 1, 2025Summer School Session 2July 21 – Aug 5, 2025Teacher PDAug 6, 2025First Day of SchoolSep 1, 2025Labor DayOct 6 – 14, 2025Fall BreakOct 13 – 14, 2025Teacher PDNov 26 – 28, 2025Thanksgiving VacationDec 17, 2025Last Day of Fall SemesterDec 18, 2025 – Jan 6, 2026Winter BreakJan 5 – 6, 2026Teacher PDJan 7, 2026First Day of Second SemesterJan 19, 2026Martin Luther King, Jr. DayFeb 16, 2026Presidents DayMar 9 – 13, 2026Spring BreakMar 30 – Apr 10, 2026TBD: State TestingApr 13 – Apr 24, 2026TBD: State Testing MakeupMay 20, 2026Last Day of SchoolMay 21 – May 29, 2026Teacher Work DaysMay 25, 2026Memorial DayJune 1 – June 26, 2026Summer Session 1 SY25-26 Academic Calendar [PDF]