St. Mary's County Public Schools Calendar (2025-2026)
Calendar by educounty.net
| Date | Event |
|---|---|
| July 4, 2025 | Holiday Independence Day - All Schools and Offices Closed |
| July 30, 2025 | 11-Month Employees Report |
| August 6-8, 2025 | New Teachers' Orientation |
| August 13, 2025 | Professional Day - All Teachers Report/Classroom Preparation |
| August 14, 2025 | Professional Day - Staff Development |
| August 15, 2025 | Professional Day - Staff Development |
| August 18, 2025 | Professional Day - Teachers on Duty/Open Houses |
| August 19, 2025 | Professional Day - Collaborative Planning/Professional Responsibilities |
| August 20, 2025 | Schools Open for Students |
| September 1, 2025 | Holiday - Labor Day - All Schools and Offices Closed |
| September 18, 2025 | Two Hour Early Dismissal - Professional Responsibilities |
| September 19, 2025 | Professional Day - No School for Students - Staff Development/Collaborative Planning |
| October 13, 2025 | Two Hour Early Dismissal - Parent Conference Day |
| October 17, 2025 | Two Hour Early Dismissal - Professional Responsibilities/Collaborative Planning |
| October 24, 2025 | End of 1 Marking Period (46 days) |
| November 4, 2025 | Report Card Distribution |
| November 7, 2025 | Two Hour Early Dismissal - Professional Responsibilities |
| November 11, 2025 | Holiday- Veteran's Day - All Schools and Offices Closed |
| November 26, 2025 | Thanksgiving Break - No School for Students and 10-11 Month Employees |
| November 27-28, 2025 | Holiday - Thanksgiving - All Schools and Offices Closed |
| December 19, 2025 | Two Hour Early Dismissal - Professional Responsibilities |
| December 22-31, 2025 | Winter Break No School for Students and 10-11 Month Employees |
| December 25, 2025 | Holiday - Winter Break - All Schools and Offices Closed |
| January 1, 2026 | Holiday - Winter Break - All Schools and Offices Closed |
| January 2, 2026 | Winter Break - No School for Students and 10-11 Month Employees |
| January 5, 2026 | Schools Reopen - Students in School |
| January 16, 2026 | End of 2nd Marking Period (46 days) and 1st Semester (92 days) |
| January 19, 2026 | Holiday - Martin Luther King, Jr. Day - All Schools and Offices Closed |
| January 27, 2026 | Report Card Distribution |
| January 30, 2026 | Professional Day - No School for Students - Staff Development - Professional Responsibilities |
| February 16, 2026 | Holiday Presidents' Day - All Schools and Offices Closed (Possible Make-Up Day) |
| February 20, 2026 | Two Hour Early Dismissal - Professional Responsibilities |
| March 13, 2026 | Professional Day - No School for Students - Staff Development - Professional Responsibilities |
| March 27, 2026 | Two Hour Early Dismissal - Professional Responsibilities - End of 3rd Marking Period (46 days) |
| March 30-31, 2026 | Spring Break - No School for Students and 10-11 Month Employees |
| April 1-2, 2026 | Spring Break - No School for Students and 10-11 Month Employees |
| April 3, 2026 | Holiday All Schools and Offices Closed |
| April 6, 2026 | Spring Break - No School for Students and 10-11 Month Employees (Possible Make-Up Day) |
| April 15, 2026 | Report Card Distribution |
| April 24, 2026 | Two Hour Early Dismissal - Professional Responsibilities |
| May 22, 2026 | Two Hour Early Dismissal - Professional Responsibilities |
| May 25, 2026 | Holiday - Memorial Day - All Schools and Offices Closed |
| May 27, 2026 | Commencement - Great Mills High School |
| May 28, 2026 | Commencement - Chopticon High School |
| May 29, 2026 | Commencement - Leonardtown High School |
| June 8, 2026 | Last Day for PreKindergarten Students |
| June 9, 2026 | Two Hour Early Dismissal - Last Day for Students Grades K-12 - End of 4th Marking Period (45 days) and 2nd Semester (91 days) - Professional Responsibilities (including 3 inclement weather make-up days) |
| June 10, 2026 | Professional Day/Professional Responsibilities for Teachers |
| June 11, 2026 | Last Day for Teachers - Professional Responsibilities |
| June 19, 2026 | Holiday - Juneteenth Day - All Schools and Offices Closed |
| June 30, 2026 | Last Day for 11-Month Employees (including 3 inclement weather make-up days) |
St. Mary's County Public Schools Calendar 2025-2026 - FAQ
When is the first day of school in St. Mary's County Public Schools for the 2025-2026 school year?
Schools open for students on August 20, 2025.
When is spring break in St. Mary's County Public Schools for 2026?
Spring Break for students and 10-11 month employees is from March 30 to April 2, 2026.
When is Christmas break in St. Mary's County Public Schools for 2025?
Christmas break is part of the Winter Break, which is from December 22 to December 31, 2025, for students and 10-11 month employees.
When is winter break in St. Mary's County Public Schools for 2025-2026?
Winter Break for students and 10-11 month employees is from December 22 to December 31, 2025, and continues on January 2, 2026. January 1, 2026, is also a holiday.
When is Thanksgiving in St. Mary's County Public Schools for 2025?
Thanksgiving Break for students and 10-11 month employees is on November 26, 2025. The holiday continues on November 27-28, 2025, when all schools and offices are closed.
When is the last day of school in St. Mary's County Public Schools for the 2025-2026 school year?
The last day for PreKindergarten students is June 8, 2026. The last day for students in Grades K-12 is June 9, 2026.
When is Martin Luther King, Jr. Day observed in St. Mary's County Public Schools for 2026?
Martin Luther King, Jr. Day is a holiday, and all schools and offices will be closed on January 19, 2026.
Are there any early dismissal days in October 2025 for St. Mary's County Public Schools?
Yes, there is a Two Hour Early Dismissal for Parent Conference Day on October 13, 2025, and another Two Hour Early Dismissal for Professional Responsibilities/Collaborative Planning on October 17, 2025.
Calendar Disclaimer
The printable school calendar provided on this page is taken from the official St. Mary's County Public Schools Calendar website. Please note that all dates and events are subject to change at the discretion of the school district. For the most accurate and updated information, please refer to the official district website or contact the school helpline.