ICS students are evaluated through MAP testing during elementary, and PSAT and SAT in high school.

International Christian School offers Advanced Placement (AP) courses in art, biology, chemistry, physics, environmental science, computer science, pre-calculus, statistics, calculus, English language, English literature, world history, European history, US history, psychology, economics, comparative gov.

Additionally, sports, art, and drama classes are offered throughout middle and high school.

[3] All middle school students are required to take art, STEM, and drama classes in alternating semesters.

International Christian School was originally located at 45-47 Grampian Road in Kowloon City.

In the 2007–2008 school year, the elementary and secondary campuses moved into a new building in Shek Mun, which is located near Sha Tin.

Beginning in the 2012–2013 school year, the kindergarten campus is located at Chung On Estate (Heng On station of Tuen Ma line) on the ground floor of Kam Fung Court.