Campion Hall admits graduate students in Humanities and Social Science subjects, and occasionally in other disciplines.
The Oxford University Act 1854 and the university statute De aulis privatis (On private Halls) of 1855, allowed any Master of Arts aged at least 28 years to open a private hall after obtaining a licence to do so.
[4] Notable masters of private halls included William Edward Addis[5] and George Butler.
[6] The Universities Tests Act 1871 opened all university degrees and positions to men who were not members of the Church of England (subject to safeguards for religious instruction and worship), which made it possible for Roman Catholics and Nonconformists to open private halls.
St Stephen's House became a permanent private hall in 2003,[12] and ceased to be one in September 2023, but continued to be an Anglican theological college.