Early Childhood

Toddler through Grade 4

Middle School

Grades 5 through 8

Upper School

Grades 9 through Post Graduate

Sem Facts

  • 22%international population, including 35 countries
  • 820students at both campuses
  • 85%of students admitted to the top three tiers of colleges in the last five years
  • 1The only school in the Commonwealth with Round Square Global Membership that participates in exchanges and international conferences
  • 21Advanced Placement Courses offered
  • 5Continents represented
  • 14,000Service hours completed by students in 2017-18
  • $16.3 millionstate-of-the-art performing arts center hosts world-renowned artists
  • 2outdoor classrooms
  • 32%of the Class of 2018 will play an NCAA sport

Living At Sem


Our student body is a microcosm of the national and global community with 35 countries, 18 states and five continents represented. Our campus is just two hours from Philadelphia and New York City and the Sem residential life and student activities departments often offer trips. Locally, there is plenty to do in Northeastern Pennsylvania, from outdoor activities to nearby shops and restaurants.

Learn More

Sem Stories


Hooker has always loved performing and remembers doing anything she could to sing, act and perform. Just before her ninth-grade year at GAR, she attended a Performing Arts Institute (PAI) production of “Les Misérables” at the Kirby Center, and her dream of acting in the theater began to come into sharper focus.

Read More about Jessie Hooker - Class of 2006
Brigette Henry Cooper - Class of 2004

Brigette Henry Cooper walked into the library where she spent her school days as a child. Eager little faces were there to greet her, while a stack of her very own, recently-published books, were piled neatly and ready for little hands to claim them.

It was fitting for Coopers’s new children’s series Game Face to debut at the very place that helped foster her love of reading – Wyoming Seminary’s Lower School.

Read More about Brigette Henry Cooper - Class of 2004