Established in 1918, Blue Mountains Grammar provides students with an enjoyable learning environment and a quality pastoral care program. It seeks to live as a Christian community where care, respect and tolerance are fostered.

Facilities: Facilities include a purpose-built Infants’ wing, the Blue Mountains Grammar Music Academy, a modern science/library building, computer facilities, specialist classrooms, a sports centre and playing fields, and a specialist art and design centre. A Preparatory Campus (Transition to Year 4) opened in Valley Heights in 2003 and a Chapel (Wentworth Falls Campus) in 2008. The school also has outdoor education centres at Little Hartley and Bullaburra.

Electives Years 9 and 10: Visual Arts, Design and Technology, Japanese, French, Wilderness Education, Commerce, Drama, Industrial Technology (Multimedia), Music, Industrial Technology (Wood).

Electives Years 11 and 12: English to 4-Unit level, Modern History, Ancient History, History Extension, Economics, Geography, Legal Studies, Information Processes, Business Studies, Sciences (Chemistry, Physics, Biology, Earth Sciences), Mathematics to 4-Unit level, Visual Arts, Music, Music Extension, PD/Health/PE, Design and Technology, Industrial Technology, Drama, Wilderness Education, Community and Family Studies.

Co-curricular activities: Choir, chess, debating, orchestra, astronomy, art, drama, photography, music ensembles, sailing. Various sporting activities, including netball, swimming, athletics, soccer, cricket, basketball, rugby, volleyball, cross-country, hockey (girls) and an extensive outdoor education program are also offered.

Welfare and personal development: Each student is assigned to a tutor group and house for the duration of their secondary years. A full-time counsellor and a school chaplain form part of the pastoral care team. There is also an extensive student leadership and peer support system.