Public School Openings And Closings Dates

School Calendars

School calendars are developed by local school system leaders in accordance with state law and with the input of a variety of stakeholders to best meet the needs of the school community. Some laws define required state holidays and the number of days and hours that schools must be open for pupil attendance.

2024-2025 Opening and Closing Dates for Maryland Public Schools is a printable document of school openings and closings for the 2024-2025 school year. (Revised June 12, 2024)

Length of the School Year

  • The Annotated Code of Maryland, Section 7-103 requires that schools be open for pupil attendance 180 days and a minimum of 1,080 hours during a ten-month period.

  • Code of Maryland Regulation 13A.03.02.12 defines the high school year as 180 days with a minimum requirement of 1,170 hours during a ten-month period.

  • Adjustments to the length of the school year can be requested by local school system leaders if normal school attendance is prevented because of natural disaster, civil disaster, or severe weather conditions. An application for waiver of school days may be submitted in accordance with the process detailed in Code of Maryland Regulation 13A.02.01.04.


Teresa Dantzler
Ombudsman, Office of Ombudsman
Office: (410) 767-0480