 South Terrebonne High was officially opened in 1961, with the first graduating class commencing in 1962.Most of the first graduating class were transferred into South Terrebonne for their senior year when the district was reapportioned, and some students delayed their graduation from Terrebonne High in 1961 in order to graduate in the first graduating class at the new school in 1962.Prior to 1988, South Terrebonne housed students in their sophomore, junior, or senior year.