St Mary's College, Middlesbrough, a Roman Catholic sixth form college in Middlesbrough, England

Saint Mary's College of California

Saint Mary's College of Meycauayan, Meycauayan City, Bulacan

St Mary's University College, Twickenham, England

Saint Mary's College (Indiana), Notre Dame, Indiana

St. Mary's College of Maryland, St. Mary's City, Maryland

St Mary's College, Durham, a college of Durham University

College of Saint Mary, Omaha, Nebraska, an all-woman's college

St Mary's College, Dublin

St Mary's College, Hobart, an all girls Catholic school in Tasmania

St. Mary's University College, Calgary, Alberta

St. Mary's College, Kansas, St. Marys, Kansas

St. Mary's School (disambiguation)

St. Mary's College, Sulthan Bathery, Sulthan Bathery

St Mary's College, St Andrews, a college of the University of St Andrews, Scotland

Saint Mary's (disambiguation)

St. Mary's High School (disambiguation)

St. Mary's College, Galway

St Mary's College (University of Melbourne), a residential college

St. Mary's University College, Belfast, a college of Queen's University Belfast, in Northern Ireland

St Mary's College, Derry

St. Mary's College, Sault Ste. Marie, Ontario

the former St. Mary's College, Brockville, Ontario

St. Mary's College, Blackburn, a Roman Catholic sixth form college in Lancashire, England

the former Collège Sainte-Marie de Montréal, Quebec

St Mary's College, Wallasey, a Catholic comprehensive in the Wirral, England

St. Mary's College RFC, Dublin

Mount St. Mary's (disambiguation)

Saint Mary's University (disambiguation)

St Mary's College, Adelaide, an all girls Catholic school in South Australia

St Mary's College, Sefton, a co-educational Irish Christian Brothers school in Great Crosby, England

St Mary's College, Toowoomba, an all boys Christian Brothers school in Toowoomba, Queensland

Saint Mary's College (Michigan), Orchard Lake, Michigan -- now a college of Madonna University

St. Mary's College, Quezon City, Quezon City, National Capital Region

St. Mary's College of the Immaculate Conception (CIC), Trinidad and Tobago