[2][3] Although notionally fee-paying, the school offered a large number of bursaries and enrolled pupils from all social classes, selected on the basis of academic ability.

[2][3][4] Parents who paid domestic or business rates to Glasgow Corporation were charged a much reduced fee, enabling children from less wealthy households, but who had passed the entrance exam, to benefit from the high standard of teaching at the school.

[8] Following the closure of Allan Glen's Secondary School, the buildings on Cathedral Street were converted into an annexe for the nearby Glasgow Central College of Commerce.

[11] They provide the home ground for Allan Glen's Rugby Football Club,[12] which currently plays in the West Regional League Division 1.

In 2012, proposals were announced to sell part of the playing fields, following a change in the legal structure of the Trust that controls the assets of the Allan Glen's School Club.