[3]: 4  A separate structure was first proposed in Walter Cook & Winthrop A. Welch's 1906 plan for the cathedral close.

[3]: 17 [4] Blodgett later covered the rest of the choir school building's cost after no one else donated, while former choirboy Frederick G. Bourne provided a $500,000 endowment in 1914.

Students also learn coding, digital citizenship and online research skills through the dedicated technology curriculum.

STEAM (Science, Technology, Engineering, Art, and Math) is part of the daily academic curriculum at The Cathedral School.

Interscholastic sports include volleyball, soccer, cross country, basketball, track and field, tennis, softball, and baseball.