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  • Know


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  • Happening

    at St. Andrew’s

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  • Sinclair deepens his craft through Finneran Award

    Astronomy has always fascinated physics teacher Kurt Sinclair, but he had never seen the famous telescopes he read about up close, or even witnessed a truly dark night sky. That all changed last month, thanks to the Finneran Faculty Scholar Award, which is granted annually to one St. Andrew’s teacher who embodies excellence and commitment to professional growth.
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  • Isabelle ’19 Forges Connections, Practices Compassion in Disparate Communities

    Before they graduate from St. Andrew’s, seniors spend three weeks volunteering with various non-profit organizations throughout the Washington, D.C., region. Isabelle Russell, who has spent much of her three years at St. Andrew’s tackling food insecurity with the Campus Kitchen Project and Hearts for Haiti, took on a new challenge at the Isaiah House, a day center run by Washington, D.C.-based So Others Might Eat (SOME).
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  • Zhang '19 Publishes Fantasy Novel in China

    Five years ago, Lisa Zhang awoke from an incredible dream – she and her friends possessed magical powers that they employed as they embarked on a journey inside a school. Rather than let her memory of the dream pass, she wrote it down.
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  • We're Growing!

  • Lower School Moves to Postoak in 2019

    Students in preschool through fifth grade will learn, explore, and play in our new 31,000-square-foot Lower School building, located on our Postoak Campus. We're also expanding enrollment in our early elementary grades; click here to learn more about the new building and how to apply for the 2019-2020 school year.

Watch and Learn More about St. Andrew's

~ Robert Kosasky, Head of School

"St. Andrew's offers the most research-informed education you'll find anywhere. We are at the forefront of work to improve how teachers teach and how students learn. Teachers love to teach here and students are happy here. And as our own research has shown, happy students embrace rigor and learn best."

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  • St. Andrew's

    in the world

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  • community


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  • st. andrew’s

    at a glance

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  • 640

  • 6:1

    Teacher Ratio
  • 13

    average class size
  • 100%

    Research-Informed Teachers

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St. Andrew’s Episcopal School is a private, coeducational college preparatory day school for students in preschool (Age 2) through grade 12, located in Potomac, Maryland.