Marian Catholic High School is a private, Roman Catholic high school in Tamaqua, Pennsylvania. It is located in the Roman Catholic Diocese of Allentown. It was established in 1954 after the consolidation of St. Jerome's High School in Tamaqua, St. Mary's High School in Coaldale, and St. Ann's High School in Lansford. Its original location consisted of a three town campus located in the towns of Tamaqua, Coaldale, and Lansford. Marian Catholic's current campus was constructed on farmland in Rush Township in 1964.