Pomona Catholic

University of California

The Board of Admissions and Relations with schools of the University of California accredited Pomona Catholic High School in May, 1954.

Western Catholic Education Association

The Catholic accrediting Agency of California accredited Pomona Catholic in May, 1958.

Western Association of Schools and Colleges

Pomona Catholic High School received full-term accreditation by the Western Association of Schools and colleges in May, 1966, with subsequent renewals.