[4] Archbishop John Carroll High School was opened in September 1967.

The school was formerly staffed by the Christian brothers and the Sisters of St. Joseph, but now predominantly by lay personnel.

[5] The curriculum is primarily focused upon college-preparatory with elective classes in the fine arts, business education and computer literacy.

The following class groupings are designed to accommodate the needs and challenges the abilities of each student: Recently, Archbishop Carroll graduates have received scholarships worth over $24.5 million (2013), with 98% of all students continuing on to a college or university.

[6] Archbishop John Carroll High Schools offers fall, winter, and spring sports, with over 60% of the student body participating in the athletics program.