With a view to provide quality education to the children of Defence Personnel, Army Public School, Delhi Cantt came into existence in April 1989. Initially it hosted four classes from V to VIII in the old unit lines of HQ Delhi Area Provost Unit situated in 12.35 acres (59774 sq mtrs) with built up area of 16298.84 sq mtrs. The playground area measured 10500 sq mtrs.
The School at present is a full-fledged Senior Secondary School from class I to XII, recognized by Directorate of Education, Delhi, Adm and affiliated to Central Board of Secondary Education (CBSE). It is registered via CBSE, Affiliation No 2780004 since Apr 1989.
The school runs under the aegis of AWES which is registered under the Societies Registration Act XXI of 1860 since 29 Apr 1983. It is a purely non profit welfare organisation.
The Academic session of School commences from April with vacations from mid-May to 30th Jun. The admission process is carried out during April to July. However transfer cases from other APSs are accepted mid-session also. It has, on its rolls 2975 students, in 79 sections in Classes I to XII. The School offers Science, Commerce and Humanities streams at 10+2 stage. Its first batch of class XII standard passed out in 1994. It has fairly well equipped Physics, Chemistry, Biology, Computer, Language & Maths Labs along with Audio Visual Rooms.
The School Library covering an area of 1152 sqft and has approximately 14598 books, catering to various subjects. It also subscribes to 23 periodicals and 10 dailies. The School has established its identity in various sports and co-curricular inter-school competitions conducted by Directorate of Education, Delhi Administration.
The school ever since its raising has taken the initiative move to train all the students of Class XII for NDA exams on the lines of Sainik Schools since the academic year 2010-11.
Transport for students is provided by the transport company of the Army, only two buses of the school run on no profit no loss basis.
The monthly salary of staff is paid by cheque in their respective accounts in Syndicate Bank, Thimmaiya Road, Delhi Cantt as per the norms of AWES.