St.Mary?s Higher Secondary School , Jharsuguda, Orissa, India is a Catholic Institution established in 1959 and managed by the ?Shehadeepti Province? of the ? Association of the Handmaids of Mary?. The objective of this institution is to impart to the young boys and girls a sound education under the care of the Sisters and teachers who regard it as a most sacred duty. Their aim is not only to train the mind, but also to mould the character, promote leadership and prepare them to shoulder responsibilities, maintaining high standard of honour in private and public life. It aims at building up a better nation of people who will love to face the challenges of life and it also promotes the all around development, spiritual, moral, intellectual, physical and social development.

In carrying out its aims, the school as a minority institution reserves for itself its inherent and Constitutionally recognized rights of management and administration. Since the medium of instructions is English, students attending the school are expected to speak only English especially when they are with in the campus.

The school year begins in April and ends in March. The course of study follow the pattern of the Indian Certificate of Secondary Education (10 year course) and the Indian School Certificate Examination (12 year course) conducted by the Council for the Indian School Certificate Examination, New Delhi. At present there are 1500 students on the roll from nursery to class XII and with 70 teaching and non-teaching staff.