In 1853, Catholic education was established in Plaquemine under the leadership of Father Charles Chambost, Pastor of St. John Church.

This college was incorporated and authorized to grant BA and BS degrees by the State of Louisiana.

In 1857, Father Chambost engaged the services of the Marianite Sisters of the Holy Cross, who came to Plaquemine to set up a school for girls, St.

St. John has survived fires, yellow fever, epidemics, wars, the Depression, and other financial hardships.

The dreams of many men and women make St. John School what it is today-a symbol of rich history and tradition-which is kept alive today through the alumni, faculty, staff and student body.

On March 9, 1951, Monsignor Leonard Robin purchased 18 acres (73,000 m2), the current site of St. John School, for $25,000.

The renovated gym will be named the Monsignor Leonard Robin Gymnasium St. John High athletics competes in the LHSAA.