Chadwick International vs Seoul Foreign School
🇰🇷 Seoul · Side-by-side comparison on verifiable public data.
Neither Chadwick International nor Seoul Foreign School sits in a market with a public inspectorate, so both are assessed on verifiable accreditation, curriculum authorisation, and published data rather than an official quality rating. Both are day schools with fees in the same market band — see the table below for the figures, and verify against each school's own published fees.
Key Facts
| Chadwick International | Seoul Foreign School | |
|---|---|---|
| Curriculum | IB | IB / British |
| Ages | 4–18 | 2–18 |
| Languages of instruction | English | English |
| Annual fees | KRW 51,591,690–60,197,655 | KRW 26,740,000–33,370,000 |
| Enrollment | 1,461 | 1,500 |
| Boarding | Day only | Day only |
| Accreditations | WASC, IB | WASC, ICA |
Strengths
- ✓Full IB continuum (PYP, MYP, DP — and CP, which is rare) across all divisions
- ✓Sister-school relationship to Chadwick School California, including shared outdoor/experiential education
- ✓Large purpose-built campus with extensive athletic and arts facilities (two gyms, 25m pool, climbing wall, track, tennis)
- ✓Strong reported diversity — 51 nationalities, 115 international college destinations
- ✓Favourable 8:1 student-faculty ratio (school-reported)
- ✓Full IB Continuum (PYP→MYP→DP) — exceptional vertical coherence; Korea's most experienced IB provider (40+ years)
- ✓Strong school-reported IB outcomes (avg 36; 98% pass rate) — well above world averages
- ✓Genuine dual-pathway choice: IB track plus a separate English National Curriculum British School
- ✓WASC-accredited (long-standing US regional accreditation)
- ✓Large, established community (~1,500–1,600 students, 50+ nationalities) on a rare 25-acre urban campus
Trade-offs
- !No public inspectorate in South Korea — quality data is accreditation-depth only; tier capped at A
- !High fees — KRW ~51.6M–60.2M/year (2025/26), among the most expensive in the region
- !CIS accreditation not confirmed — official site cites WASC and IB only
- !No published IB average score found in public sources
- !EAL/ESL support not documented publicly
- !No published BSO/ISI or independent inspection report for the British School — no third-party rating to verify quality claims; tier capped at A
- !No AP option, which families seeking a US college-prep AP track will not find here
- !Academic results are school-reported and not independently audited
- !Faith-based mission ('Centered in Christ') may not suit all secular families
- !Source inconsistencies (1912 vs 1913 founding; whether CIS accreditation and an IGCSE upper-secondary British track are offered) reduce confidence on some specifics
Best Fit For
- • Families seeking a full IB-continuum education through DP and CP
- • Internationally mobile families wanting California sister-school linkage and US-style outdoor education
- • Students targeting overseas (especially US) university placement
- • Songdo/Incheon-based or capital-region expatriate families
- • Families committed to a full IB pathway from primary through diploma
- • US-citizen and globally mobile families wanting WASC accreditation and US-recognised credentials
- • Long-term placements valuing institutional heritage and a large multinational community
- • Families wanting an early-years British-curriculum option (British School, EY–Year 6)
University Placement
School-reported · not independently verified
School-reported, unverified: 115 international college destinations cited; specific university-placement lists are school-reported.
School-reported, unverified: IB results (avg 36, 98% pass, 2021–2022). No university-destination/matriculation data was found on public pages.
More Comparisons
Frequently Asked Questions
Should I choose Chadwick International or Seoul Foreign School?
Chadwick International is best for: Families seeking a full IB-continuum education through DP and CP. Seoul Foreign School is best for: Families committed to a full IB pathway from primary through diploma. The right choice depends on target curriculum, budget, and family priorities — the two are not linearly comparable.
How do fees compare between Chadwick International and Seoul Foreign School?
Chadwick International: KRW 51,591,690–60,197,655. Seoul Foreign School: KRW 26,740,000–33,370,000. Verify against each school's own published fees; some figures are sourced from third-party aggregators.
What curricula do Chadwick International and Seoul Foreign School offer?
Chadwick International: IB. Seoul Foreign School: IB, British.
Do Chadwick International or Seoul Foreign School offer boarding?
Chadwick International: day school only. Seoul Foreign School: day school only.
This comparison is BrightKey's independent assessment using verifiable public data only. University-placement figures are school-reported and not independently verified. BrightKey takes no payments from schools. Our method →