PLC Armidale currently caters for approximately 400 students from Kindergarten to Year 12, including 80 boarders in Years 5 to 12. Enrolment at PLC Armidale is non-selective, and students from all races and religious affiliations are welcome. The college is affiliated with the Association of independent schools of New South Wales (AIS NSW), the Junior School Heads Association of Australia (JSHAA) the Association of Heads of independent schools of Australia (AHISA), the Australian Boarding Schools' Association (ABSA), and is an affiliate member of the Association of Heads of Independent Girls' Schools (AHIGS).