* Iolani School:
Located in Honolulu, Iolani School is a coeducational, college-preparatory school that serves grades 9-12. It was founded in 1863 and has a rich history of academic excellence.
* Punahou School:
Punahou School is located in Honolulu and is one of the most prestigious private schools in Hawaii. It is a college-preparatory school that serves students from kindergarten through grade 12. Punahou is known for its rigorous academics, strong athletic programs, and beautiful campus.
* Mid-Pacific Institute:
Mid-Pacific Institute, also known as MMI, is a private college-preparatory school located in Honolulu. It serves students in grades 9-12 and offers a range of academic programs, including AP courses, honors classes, and a variety of extracurricular activities.
* Damien Memorial School:
Damien Memorial School is a private Catholic school located in Honolulu. It serves students in grades 9-12 and offers a college-preparatory curriculum. The school is known for its strong academic program and its emphasis on Catholic values.
* Sacred Hearts Academy:
Sacred Hearts Academy is a private Roman Catholic all-girls school located in Honolulu. It serves students in grades 9-12 and offers a rigorous college-preparatory curriculum. The school is known for its strong academics, as well as its emphasis on community service and social justice.
* Saint Louis School:
Saint Louis School is a private all-boys Catholic school located in Honolulu. It serves students in grades 9-12 and offers a college-preparatory curriculum. The school is known for its strong academics, as well as its athletic and extracurricular programs.
* Maryknoll School:
Maryknoll School is a private Catholic, all-girls college-preparatory school located in Honolulu. It serves students in grades 9-12 and offers a challenging academic curriculum, as well as a variety of extracurricular activities.
These are just a few of the private high schools located on Oahu. Each school offers a unique educational experience with its own advantages and specialties.