Diocesan Boys' School

The school operates under the guidance of the School Management Committee and the School Consultative Committee, which include representatives from the school leadership, teachers, parents, and alumni. It maintains a vision shared by the headmaster and emphasizes a structured approach to student discipline and character development, as evidenced by programmes like the G7 Character Building Programme. The school is affiliated with the Hong Kong Sheng Kung Hui (HKSKH) and incorporates religious services, such as Christmas and Easter services, into its community life.

The school offers a comprehensive academic programme for Grades 7 to 12, featuring two primary pathways: the HKDSE curriculum and the International Baccalaureate (IB) Diploma Programme. The curriculum is supported by structured class arrangements, regular examinations, and assessments. Students in the middle years participate in streaming processes, such as the G10 streaming, to prepare for their chosen senior secondary path.

The school provides academic support services to assist students throughout their studies. This includes a dedicated social worker and a Centre for Further Studies and Careers to guide students in their academic and professional development. Additionally, the school offers a Gifted Education programme and specific bridging courses, such as the G7 Summer School, to support student transition and learning needs.

The school manages admissions for Grade 7 through Grade 12, including specific entry points for Grade 7 and mid-stream entry for Grades 8 to 11. The process includes interviews and information sessions, with resources such as a virtual admissions talk and a prospectus available to applicants. Financial assistance is provided through a comprehensive scheme that includes fee remission, as well as subsidies for lunches, textbooks, and uniforms.

The academic year typically begins in early September and concludes in July, with major breaks including Christmas, Lunar New Year, and summer holidays. The calendar is structured around internal examination periods, such as mid-year exams in December and final exams in June, alongside significant school events like the Garden Fete, house meetings, and various inter-school sports competitions. Graduation ceremonies and reporting periods, including Parents' Day, are scheduled throughout the year to track student progress.

Located on Argyle Street in Mong Kok, the campus features a variety of facilities including a school library and a Sky Garden. The grounds accommodate sports activities, supported by the school's athletics and swimming programmes. The campus also includes a boarding school facility and St. Augustine's Chapel, with access managed through designated gates such as the Bridge and Steps.

The school offers a wide range of extracurricular activities, including inter-school sports competitions in swimming, athletics, cross country, and life saving. Students participate in events such as the Speech Festival and the Garden Fete, and have access to various interest groups like the Green School Action Group. Additionally, the school supports student engagement through the Student Council, prefect bodies, and specialized teams such as the Audio & Visual, Media Production, and Photographic teams.