Best Oregon Private High Schools Belonging to National Association of Independent Schools (NAIS) (2026)

For the 2026 school year, there are 6 private high schools belonging to National Association of Independent Schools (NAIS) serving 2,795 students in Oregon. You can also find more schools membership associations in Oregon.

The top-ranked private high schools belonging to National Association of Independent Schools (NAIS) in Oregon include Catlin Gabel School, Oregon Episcopal School, and Cascades Academy.

The average acceptance rate is 46%, which is lower than the Oregon private high school average acceptance rate of 80%.

33% of private high schools belonging to National Association of Independent Schools (NAIS) in Oregon are religiously affiliated (most commonly Catholic and Episcopal).