| St. John's School | |
|---|---|
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| Location | |
 | |
911 North Marine Corps Drive Tumon Bay, GU 96913 | |
| Coordinates | 13°30′29″N 144°48′33″E / 13.5080°N 144.8093°E |
| Information | |
| Type | Private primary and secondary school |
| Motto | Ad Astra per Optima or Reach for the stars. |
| Established | 1962 |
| President | Bart Jackson |
| Head of school | Michelle Untalan |
| Grades | Pre-K3 to 12 |
| Color(s) | Red and white |
| Athletics | Mr. Chris Shepherd |
| Athletics conference | Independent Interscholastic Athletic Association of Guam |
| Mascot | Knights |
| Affiliation | Episcopal |
| Information | 671-646-8080 |
| Website | www.stjohnsguam.com |
St. John's School is an international college preparatory school located in the Tumon area of Tamuning, Guam, United States.
The school, affiliated with the Episcopal Church in Micronesia, serves students from pre-kindergarten through 12th grade. The school is accredited by the Western Association of Schools and Colleges (WASC) and authorized by the International Baccalaureate Organisation (IBO) to provide the IBO Diploma.