Royalmont Academy is a private PK–12 Catholic school located in Mason, Ohio, United States. The non-diocesan school is located within the Archdiocese of Cincinnati. Royalmont is divided into a half-day and all-day preschool, a kindergarten–8th grade division, and the Royalmont Academy Classical Preparatory High School. As of 2015, 175 students are enrolled at Royalmont, including 24 in the high school division, plus 18 in the preschool.