Oregon Episcopal School (OES) is an American independent, coeducational, college preparatory, day and boarding school in the Raleigh Hills area of Portland, Oregon. It was preceded by St. Helen's Hall, a day and boarding school for girls established in 1869. OES was established in 1972 when the girls school merged with Bishop Dagwell Hall.
- Country
- United States
- Headquarters
- Tigard
- Inception
- 1869
- Website
- http://www.oes.edu/