Welcome
We are St Mary's School of Piscataway, serving prekindergarten three through eighth grade. St. Mary's promotes the spiritual, intellectual, social and emotional development of our students. Our campus is located on the banks of Piscataway Creek in Clinton, Maryland, in southern Prince George County. We are located between Clinton, Accokeek, Fort Washington, and Waldorf.
Latest News
8th Grade Fundraising Event
Let’s support our 8th grade class! They will be selling cake pops and boo boxes during the month of October.
Elementary (PK-8) Curriculum and Standards
The Roman Catholic Archdiocese of Washington Catholic Schools is committed to providing a rigorous academic curriculum based on the teachings of the Catholic Church.