OLP is fully accredited by the Western Association of Schools and Colleges (WASC) and the Western Catholic Education Association (WCEA). The college-preparatory program requires the successful completion of 240 credits in the following areas:
- Religious Studies - 40 credits
- English - 40 credits
- Social Studies - 30 credits
- Mathematics - 30 credits
- Science - 20 credits
- World Languages - 20 credits
- Visual & Performing Arts - 10 credits
- Physical Education/Health - 20* credits
- Speech & Debate - 5 credits
- Electives - 25* credits
- Service Requirements - 75 hours
*The Classes of 2020-21 must take 20 credits in Physical Education/Health and 25 credits in electives. The Classes of 2018-19 must take 15 credits in Physical Education/Health and 30 credits in electives.
Advanced Placement courses are offered in Biology, Calculus, Chemistry, English Language/English Literature, Music Theory, Studio Art, United States History, United States Government and Politics, and Spanish Language/Spanish Literature. Honor Societies on campus include California Scholarship Federation, National Art Honor Society, National Honor Society, Honors Thespians and Spanish Honor Society.