The foundation of the school was laid by the then Prime Minister, Smt. Indira Gandhi in 1974 and finally Sainik School Sujanpur Tira (HP) was inaugurated by His Excellency Shri Neelam Sanjeeva Reddy, the then President of India on 02 Nov 1978.
Sujanpur Tira is located 24 Kms from its district HQ Hamirpur and is connected to all other places in the State by road. Its nearest broad-gauge rail head is located 99 Kms away at Una. A narrow gauge train operates between Pathankot and Maranda (Palampur) which is 45 Kms away. Kangra Airport at Gaggal is located 75 Kms from Sujanpur Tira.