History of St. Mary's Senior High, Korle Gonno

St. Mary’s Senior High School was established on the 6th February 1950 by the Catholic Missionary sisters, servants of the Holy Spirit (SSpS) with ten (10) girls and a staff of two (2) Reverend Sisters namely Rev. Sis Jane and Rev. Sr. Rosette.

The school has an alliance with Accra Academy, which is seen as the brother school of St. Mary's Senior High School. This alliance is aimed at promoting intellectual development between students of both institutions. Their alliance involves the sharing of social gatherings and entertainment.