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Fast Facts
Welcome to St. Mary's School of Piscataway

We are St. Mary's School of Piscataway, a Catholic elementary school serving pre-k through 8th grades. St. Mary’s promotes the spiritual, intellectual, physical, social, and emotional development of each child.

Our campus is nestled on more than 14 acres on the banks of the Piscataway Creek in beautiful Clinton, Maryland, in southern Prince George's County. We are located between Clinton, Fort Washington, Accokeek, and Waldorf.


Join Us for Our Open House

We are excited to host an open house Sunday, January 26, 2020 at 1:00 p.m.-3:00 p.m. Come and "Discover the Difference!" Take a moment to RSVP today! We hope to see you there.

  • Learn about our academics standards, and ask questions!
  • Now enrolling Pre-K3 through 8th Grade
  • Challenging Curriculum
  • Experienced and Highly Qualified Teachers

St. Mary’s School of Piscataway OPEN HOUSE Sunday, January 26, 2020, 1:00 p.m. - 3:00 p.m., Discover the Difference! - Learn about our academics standards, and ask questions! - Now enrolling Pre-K3 through 8th Grade - Challenging Curriculum - Experienced and Highly Qualified Teachers