The main building on Westbere Road was originally the site of Haberdashers' Aske's Hampstead School having relocated from its Hoxton premises in January 1903 and before moving again to its current location in Elstree to become Haberdashers' Aske's Boys' School.

The old school's Latin motto Is est emendo; tendo quod macula iocus notitia (to correct faults, give direction and impart knowledge) can still be seen on the face of the main building.

[4] GCSE students sitting their examinations in 2010 achieved the school's highest Key Stage 4 results to date, surpassing the record set by the 2009 cohort.

[citation needed] In the 1998 New Year's Honours List, Tamsyn Imison,[10] then headteacher, was appointed a DBE.

The citation stated that Imison had introduced initiatives to improve standards and ensured the best were spread to local schools.