Marymount California University was accredited by the WASC Senior College and University Commission (WSCUC) until closure. The university voluntarily relinquished its institutional accreditation on September 1, 2022.
March 8, 2022: WSCUC Letter Reaffirming Accreditation
October 29, 2021: WASC Team Report for Reaffirmation of Accreditation
Marymount California University has been a member of:
- American Association of Collegiate Registrars and Admissions Officers
- American College Health Association
- Association of American Colleges and Universities
- Association of Catholic Colleges and Universities
- Association of College and University Housing Officers-International
- Association of Independent California Colleges and Universities
- California Intersegmental Articulation Council
- Catholic College Admission Association
- College and University Professional Association for Human Resources
- Council of Independent Colleges
- Educause
- Institute of International Education
- NAFSA: Association of International Educators
- National Association for College Admission Counseling
- National Association of Colleges and Employers
- National Association of Independent Colleges and Universities
- National Association of Intercollegiate Athletics
- National Association of Student Financial Aid Administrators
- National Association of Student Personnel Administrators
- Organization of Counseling Center Directors in Higher Education
- The Tuition Exchange
- Western Association of College and University Housing Officers