St Andrew's Cathedral School is a multi-campus independent Anglican co-educational comprehensive and specialist primary and secondary day school, located in the Sydney central business district, New South Wales, Australia. The school currently caters for approximately 1450 students from Kindergarten to Year 12. The School is a member of the International Choir Schools' Association, the Independent Schools Association (ISA), the Association of Heads of Independent Schools of Australia (AHISA), and the Junior School Heads Association of Australia (JSHAA).