Holy Trinity Catholic School

It is the mission of Holy Trinity Catholic School community (Pre-K to 8), a joint ministry of Holy Trinity and St. Stephen parishes, to form disciples of Christ through faith formation, academic excellence, discipline and service while passing on the lifelong values and traditions of the Roman Catholic faith. PARISHES Holy Trinity Catholic Church - Fairview Heights, IL St. Stephen Catholic Church - Caseyville, IL ACCREDITATION Holy Trinity Catholic School is fully accredited by the State of Illinois and the Diocese of Belleville. All teachers and our Principal are certified by the State of Illinois. All faculty and staff have undergone all procedures as mandated by the Diocese of Belleville for Child Protection, including required fingerprint and background checks.