The current enrollment is approximately 890 pupils, representing 43 nationalities, and the staff-to-pupil ratio at the College is 1:7.

[2] The school was built on the former Honan palm plantation as part of the Iskandar Development project in Johor on the southern tip of peninsula Malaysia.

[3] The opening of the College was described as a catalytic project complementing the EduCity development and wider regeneration of the Iskandar region of Johor.

[4] Marlborough College Malaysia was officially opened by HRH Raja Zarith Sofiah Binti Almarhum Sultan Idris Shah, consort to the Sultan of Johor, on 24 February 2013.

[citation needed] The directors as of 2023 are: HRH Tunku Ali Redhauddin Tuanku Muhriz (Chairman), Richard Fleck CBE, Dr Chin Joo Lim, Jessie W Y Soon, Ir Wan Adlan Affandy bin Wan Abdul Rahman, Chua Guan-Hock SC, Lau Huan Yeong, Nicholas Sampson, Tom Kirkwood, John Baker, Amran Hafiz Affifudin and Kristy Castleton.