St. Johnsbury Academy Jeju
🇰🇷 Jeju · American · Ages 3–18
A strong, fully NEASC-accredited American school and the academic standout of Jeju Global Education City — its self-described 'top AP school in Korea' status is backed by published exam data. Best for families committed to a US college pathway via AP. Watch-outs: it is the newest JGEC school with a shorter track record, and its remote Jeju location suits boarders and JGEC-resident families more than day commuters.
Curricula
American
Age range
3–18
Languages of instruction
English
Annual fees
SGD KRW 37,595,945–41,329,058
Boarding
Yes
Accreditations
NEASC, Korean Ministry of Education
Tier Profile
We only tier dimensions backed by a public inspection verdict or verifiable accreditation. Other dimensions show a data flag — never a guessed score.
BrightKey's Assessment
St. Johnsbury Academy Jeju (SJA Jeju) is a PreK3–Grade 12 international day and boarding school located in Jeju Global Education City (JGEC) at 10, Global edu-ro 304beon-gil, Daejeong-eup, Seogwipo-si, on Jeju Island. It operates as the sister campus of St. Johnsbury Academy in Vermont, USA — a school the SJA Jeju site describes via a '178-year history,' consistent with the Vermont academy's 1842 founding. The Jeju high school is described as one that 'parallels our home school St. Johnsbury Academy in Vermont.'
SJA Jeju delivers an American curriculum culminating in Advanced Placement (AP) coursework through its College Board membership and status as an official AP and SAT Testing Center. The school publicly markets itself as 'the top AP school in Korea,' citing that 230 students took over 519 AP exams in a recent cycle, earning college credit on 94.41% of exams, with 83% scoring a 4 or 5. It is one of only two schools in Korea with full NEASC accreditation, and is accredited by the Korean Ministry of Education — a distinction it states is held by only seven schools in the country.
The school is widely understood to be the newest of the JGEC schools, opening around 2017 (the official website carries a '© 2018' notice, and no official page states an exact opening year — so the founding year is treated as not public). It is organised into Early Childhood, Elementary, Middle, and High School divisions, with English as the language of instruction and additional languages including Korean, Mandarin/Chinese, and Spanish. Boarding is offered for Grades 6–12.
South Korea has no public inspectorate for foreign international schools, so the tier reflects accreditation depth only — capped at A. SJA Jeju earns A on the strength of full NEASC accreditation plus MOE recognition.
Why These Ratings?
Inspection & AccreditationA — Excellent
Full NEASC accreditation — one of only two in Korea (school-reported) — plus Korean Ministry of Education recognition, confirmed on the official accreditation page. South Korea has no public inspectorate, so the tier reflects accreditation depth — A.
Strengths & Trade-offs
Strengths
- Full NEASC accreditation — one of only two schools in Korea (school-reported) — anchoring a rigorous, externally validated American programme
- Published AP track record: self-described 'top AP school in Korea,' with 519+ AP exams and a 94.41% credit-earning rate (school-reported)
- College Board member and official AP + SAT Testing Center, streamlining the US college pathway on campus
- WIDA International School Consortium membership signals structured English-language-learner support
- Direct curricular lineage from St. Johnsbury Academy Vermont (founded 1842), giving the young campus an established academic model
- Full PreK3–12 continuity with boarding from Grade 6, plus strong co-curriculars (Field House athletics, Performing Arts Center)
Trade-offs
- Newest JGEC school (opened ~2017, unverified) — shorter independent track record and a still-maturing alumni/placement history
- Remote location on Jeju Island, far from Seoul; practical mainly for boarders and JGEC-resident families
- No exact founding year, enrolment, or EAL details published on the official site — transparency gaps relative to some peers
- AP-only pathway; no IB or Cambridge option, which narrows fit for families seeking those frameworks
- Fees are split 70% KRW / 30% USD, exposing families to currency risk; boarding meals are billed separately
Is It Right For You?
Best For
- ✓Families targeting US (and other AP-credit-granting) universities
- ✓Boarding families seeking a structured residential American school
- ✓Students already in or relocating to Jeju Global Education City
- ✓High-achievers who will leverage a deep AP catalog
Not Ideal For
- ✕Families needing an IB or Cambridge curriculum
- ✕Day families based off-island or in mainland Korea
- ✕Families wanting a long, proven independent track record
- ✕Those needing fully published EAL/enrolment transparency before applying
Curriculum
American curriculum with AP, delivered via College Board membership and an on-site AP/SAT Testing Center. High school 'parallels' St. Johnsbury Academy Vermont. Teaching emphasises project-based learning, inquiry-based learning, and a Senior Capstone project. No IB or Cambridge authorisation.
Fees
Annual tuition 2026–2027 (official) is split 70% KRW / 30% USD: Early Childhood and Elementary KRW 24,588,000 + USD 9,161; Middle School KRW 26,208,000 + USD 9,765; High School KRW 27,458,000 + USD 10,226. Annual boarding (G6–12) KRW 16,922,000 (meals billed separately). One-time: Application KRW 400,000, Registration KRW 5,000,000, International Student Fee KRW 3,600,000, Bus KRW 4,235,000. A third-party listing shows 2025/26 tuition spanning KRW 37,595,945–41,329,058 (KRW-equivalent including the USD portion).
Admissions
Apply via the official 'Apply Now' portal; published steps include information sessions, a checklist, application (KRW 400,000 non-refundable), and FAQ. International Student Fee KRW 3,600,000 applies. Specific entry assessments / EAL placement criteria are not detailed publicly.
Campus Life
Purpose-built JGEC campus with a Field House (athletics), Performing Arts Center, libraries, cafeteria, and medical center. Residential Life program for boarders includes proctors, evening study, dorm leadership, and weekend activities. World languages include Korean, Mandarin/Chinese, and Spanish.
University Placement
School-reported · not independently verified
School-reported, unverified: SJA Jeju publicises AP outcomes (230 students, 519+ exams, 94.41% credit-earning, 83% scoring 4–5) and states graduates target 'exclusive universities around the world,' but no independently verified matriculation list is public.
Sources
Every verifiable fact carries a public source — verify it yourself.
📬 Get notified when we publish new university guides
Compare St. Johnsbury Academy Jeju with
Side-by-side: curriculum, fees, accreditation, honest trade-offs