The membership of the Association is open to:

1. Former Students of the School who were enrolled in the School up to completion
2. Persons who attended the School for at least once academic year
3. Companions, being spouses or partners of former students

Honorary and associate membership may be conferred on:

1. Current and former staff and tutors of the School on application to the Council and
2. Such other person as the Council may determine

The Secretariat shall keep a register of the names of the various category of membership.

Honorary, associate, companion and former staff and tutors do not have voting rights and do not count toward a quorum of a meeting of the Association.

The Association is part of the Union of Old St. Monican Schools.