Gilmour Academy, a coeducational Catholic school for students from preschool to grade 12, is located on 144 acres in Gates Mills, Ohio, a Cleveland suburb. The school was founded in 1946 by nine religious brothers from the Congregation of Holy Cross.

Gilmour Academy operates a Montessori preschool, an elementary program, a middle school program (seventh and eighth grades) and a high school (ninth to 12th grades). A boarding program is offered for seventh through 12th grades.

Eleven percent of the student body reside at Gilmour, with 12 states and five foreign countries represented.

Tuition for boarding is $40,200, and less than $30,000 for day students. In addition to participation in service, academic, special interest and spiritual organizations, Gilmour sponsors 23 interscholastic teams, 12 for boys and 11 for girls.