Benjamin Wistar Morris, Bishop of Oregon, and is "the oldest Episcopal school west of the Rocky Mountains.

[9][10] Currently, the school serves children from prekindergarten through 12th grade and includes day-school and boarding programs.

Meyer Hall was built in 1996 as a new facility for Middle School students; the Drinkward Center for Math, Science and Technology opened in 2003; and in 2016 a 45,000-square-foot Lower School facility opened for Pre-K through 5th grade students.

In 2010, juniors Akash Krishnan and Matthew Fernandez placed 1st nationally in the team category and won the Siemens Competition.

[21][22][23] Also in 2013, Ajay Krishnan was named the recipient of a prestigious $10,000 Davidson Fellows Scholarship, the top honor in the engineering category.

[38][39][40][41] OES has a long tradition of sports, competing under the supervision of the Oregon Schools Activities Association.

[42] Upper School teams include basketball, soccer, lacrosse, volleyball, fencing, tennis, golf, cross country, track and field, and ski racing.

[58] The OES disaster spurred the development of the Mountain Locator Unit, an inexpensive transmitter which helps searchers find climbers in distress.