St. Gerard Majella Church Parish was established in 1944. St. Gerard High School was opened in September 1947, with an enrollment of forty-three freshmen and sophomores. Louisiana accreditation was obtained in December 1950, and the first class graduated in May of that year with 10 graduates. 1957-58 Unit I (first wing) of the permanent school complex opens. In 1958, it was accredited by the Southern Association of Colleges and Schools. St. Gerard Parish operated the high school until it became an interparochial school in 1963. 1959-60 Units II and III of the school open. Redemptorist then became a Regional Diocesan School on July 1, 1995. The school was governed by a Regional Diocesan School Board consisting of priests and elected and appointed laypersons. The faculty consisted of laymen and laywomen, one priest, and one Redemptorist Brother.[2]
St. Gerard Elementary and St. Isidore Elementary merged into each other to become Redemptorist Elementary in the 2010-11 school year. Redemptorist elementary and Redemptorist High merged into the Redemptorist Schools of Baton Rouge in the 2011-12 school year under the supervision of Mr. Brian Menard. It was announced on December 19, 2014 that Redemptorist High School and Junior High School would close their doors for good on June 30, 2015.
The grounds of the former school were inundated by up to 4 feet (1.2 m) of water during the historic August 2016 flooding of south Louisiana and the buildings were subsequently demolished in the same year. The vacant land was donated to Cristo Rey High School who installed temporary buildings on the site.
Redemptorist won 4 football state championships; 1959, 2002 (Class 3A), 2003 (Class 4A), 2005 (Class 3A).[4]
1951-52 4 State Boxing Champions
1965 Wolves win Louisiana AA State Baseball Championship.
1967-69 Wolves win consecutive State AA Basketball Championships.
Closing
Redemptorist High School graduated its last class in May 2015. The high school closed due to plunging enrollment and funds.[5] Redemptorist High is the second high school in the North Baton Rouge area to close since 2014.