Louisville since March 30, 2022. Schools High schools: Ascension Catholic Diocesan High School (Donaldsonville) Catholic High School (Baton Rouge) Catholic High School of Pointe Coupee (New Roads) Saint Thomas Aquinas Diocesan Regional High School (Tangipahoa Parish) St. John the Evangelist Interparochial High School (Plaquemine) St. Joseph's Academy (Baton Rouge) St. Michael the Archangel Diocesan Regional High School (Shenandoah, East Baton Rouge Parish) Ecclesiastical Province of New Orleans See: Province of New Orleans References External links Roman Catholic Diocese of Baton Rouge Official Site Baton Rouge Christian organizations established in 1961 Baton Rouge Baton Rouge 1961 establishments in Louisiana