South Korea, Seoul
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GSIS currently operates as a day school. There is no on-campus boarding option offered. The history notes a boarding program in the school's early years, but it now functions as a day school. The school provides bus transportation to Seoul, Bundang, Yongin, Suwon, and Camp Humphreys in Pyeongtaek, supporting families who live off-campus.
GSIS has a school uniform policy. A PE uniform is available for purchase through the school (PE Uniform Purchase). Public pages do not publish full uniform specifications (colors or formal vs casual variants).
The cafeteria serves lunch daily for students and staff. J&J Catering provides hot meals with two menu options: Korean and international; a self-service bar offers unlimited salads, bread, drinks, and additional sides. Allergy information is available with the daily menus.
GSIS is governed by the Hyosan International Education Foundation (HIEF), which established the school. The foundation serves as the governing body. GSIS operates as a non-profit institution, and tuition is reinvested in the school's programs.
Founded in 2006, Gyeonggi Suwon International School (GSIS) is a coeducational Christian day and boarding school in Yeongtong-gu, Suwon. Students from Junior-Kindergarten through Grade 12 follow the International Baccalaureate continuum: PYP (Pre-K–Grade 5), MYP (Grades 6–10) and the IB Diploma Programme in the upper grades. GSIS lists campus facilities including a sports complex, a soccer field and an auditorium. The school reports an enrollment of 530 students, with Elementary classes capped at 20 and Secondary classes capped at 25. Transportation is available, and GSIS notes bus routes serving areas including Seoul, Bundang, Yongin, Suwon and Camp Humphreys (Pyeongtaek). GSIS also highlights “SEW week,” a three-day program focused on spiritual growth and community.