St Mary's College is a Kindergarten to Year 12 Catholic, day school for girls, located on the northern city fringe of Hobart, Tasmania, Australia.

St Mary's College is a member of the Alliance of Girls' Schools Australia.

[3] In 2008 St Mary's College celebrated its 140th birthday as a school of the Presentation Sisters.

Sister Barbara was a teacher and has been an active member of St Mary's College for many years, and has been Principal on several occasions.

During this week the students were allowed to choose from a variety of activities that included making jewellery, painting murals, and learning to belly dance.

St Mary's College is a member of the Sports Association of Tasmanian Independent Schools (SATIS).