QCS holds accreditation with the Association of Christian Schools International – ACSI (www.acsi.org) which is organized on an international level, serving Christian schools in over 100 countries. QCS has been accredited with ACSI since 1987.

QCS also holds accreditation with Cognia (www.cognia.org) which guarantees that schools maintain a high level of standards in accordance with U.S. expectations. QCS has been accredited with Cognia since 2011. QCS accreditation most recently was renewed for a five-year period in July of 2017.