St Stephen's College (Chinese: 聖士提反書院) is a Christian Direct Subsidy Scheme co-educational secondary school in Stanley, Hong Kong. With an area of about 150,000 m2 (15 hectares), the college is the largest secondary school in Hong Kong, and is one of the very few boarding schools in the territory. Many buildings in the campus are listed in the list of historic Buildings and Declared Monuments by the Antiquities Advisory Board. When the college was founded in 1903, there were only six boarders and one day student; in the academic year 2014–2015, there were approximately 910 students studying in the college. The current principal is Ms. Carol C. Yang, commencing duty since 2011. St Stephen's College mainly uses English as a medium of instruction, and Chinese language for Chinese, Chinese his