Maryland
St. Mary's County Public Schools Calendar
St. Mary's County Public Schools is a public school district in Leonardtown, Maryland. This page publishes the 2026-27 academic calendar: the first day of school, the last day, student holidays, and breaks. K12Cal copies those dates from the district's official calendar and links the source. It does not set the calendar. It enrolls 17,223 students in Leonardtown.
School year covered: 2026-27. The year-specific record is the St. Mary's County Public Schools calendar 2026-27.
At a glance
- First day
- Last day
- Next break
- Thanksgiving break, November 25–27, 2026As of October 20, 2026, when this calendar was last verified.
2026-27 dates
The table scrolls sideways on small screens.
| Date | Event | Applies to | Notes |
|---|---|---|---|
| First day of school | All students | — | |
| Labor Day | All students | — | |
| Two Hour Early Dismissal | Students | — | |
| Professional Day | All students | — | |
| Professional Day / Conferences | All students | — | |
| Two Hour Early Dismissal | Students | — | |
| General Election Day | All students | — | |
| Veterans Day | All students | — | |
| Two Hour Early Dismissal | Students | — | |
| Thanksgiving break | All students | — | |
| Winter break | All students | — | |
| Martin Luther King Jr. Day | All students | — | |
| Professional Day | All students | — | |
| Presidents Day | All students | — | |
| Spring break | All students | — | |
| Memorial Day | All students | — | |
| Last day of school | All students | — | |
| Two Hour Early Dismissal (last day) | Students | — |
Official source
Last verified . Status: verified.
Questions
When does St. Mary's County Public Schools start school in 2026-27?
St. Mary's County Public Schools starts school on Wednesday, August 26, 2026.
When is the last day of school for St. Mary's County Public Schools in 2026-27?
The last day of school is Wednesday, June 16, 2027.
When is thanksgiving break for St. Mary's County Public Schools?
Thanksgiving break is November 25–27, 2026.
When is winter break for St. Mary's County Public Schools?
Winter break is December 21, 2026 – January 1, 2027.
When is spring break for St. Mary's County Public Schools?
Spring break is March 22–29, 2027.
When is the next break for St. Mary's County Public Schools?
As of October 20, 2026, the next break is Thanksgiving break, November 25–27, 2026.
Does St. Mary's County Public Schools list early release days in 2026-27?
Early release days are Wednesday, September 16, 2026, Wednesday, October 28, 2026, Wednesday, November 18, 2026, and Wednesday, June 16, 2027.
Other Maryland calendars
These dates are for St. Mary's County Public Schools only. For the state directory, see Maryland school district calendars.
- Anne Arundel County Public Schools calendar
- Baltimore City Public Schools calendar
- Baltimore County Public Schools calendar
- Calvert County Public Schools calendar
- Carroll County Public Schools calendar
- Cecil County Public Schools calendar
- Frederick County Public Schools calendar
- Harford County Public Schools calendar
- Howard County Public Schools calendar
- Montgomery County Public Schools calendar
- Prince George's County Public Schools calendar
- Washington County Public Schools calendar
- Wicomico County Public Schools calendar