Halcyon London International School
International School in London
Quick answer
Halcyon London International School is the only not-for-profit IB school in London, serving 190 students from 36 nationalities aged 11 to 18 — sixth-form-focused. Accredited by IBO, COBIS and NEASC. Tuition $32,723-$34,205 per year. Halcyon's intentionally smaller model suits expat families seeking IB-track London secondary education with very small cohort sizes and innovative curriculum approach. The not-for-profit structure differentiates Halcyon from London's commercial IB internationals.
Key facts
- Curriculum: IB taught at Halcyon London International School.
- Tuition: $32,723–$34,205/yr published in GBP, US$ equivalent.
- Avg class size: 13 (max 16) London international school · 190 students total.
- 36 nationalities top: English.
- Ages: Ages 11 to 18 school day starts at 9:00.
- Accreditations: IBO, COBIS, NEASC verified.
190
36 (English)
13 avg / 16 max
Rolling
IBO, COBIS, NEASC
About Halcyon London International School
Halcyon believes that school life should inspire, engage and interest students from the moment they begin school to the day they graduate - because today’s education produces tomorrow’s leaders.
Learning & language support (SEN / EAL)
This school states meaningful learning-support provision — still confirm it fits your child's specific need.
Why this matters
Special-needs provision at international schools varies widely and is rarely guaranteed by the school itself — and local legal duties differ by country. Confirm what this school provides, in writing, before you commit.
- Learning support: moderate
- In-house specialist staff listed
- EAL/ESL support listed
Not published
- —Educational-psychologist availability not stated
Questions to ask the school
- Is an educational psychologist on staff or available by referral?
- Can you support a child with my child's specific need (e.g. dyslexia, ADHD, autism), and have you done so this year? Ask for concrete examples.
- Is there an additional fee for learning support or EAL — and how much per year?
- Is learning support guaranteed for the full enrolment, or can it be withdrawn later?
| Item | Amount |
|---|---|
| Annual tuition (USD) | $32,723 – $34,205 |
| Annual tuition (GBP) | 32723-34205 |
| Fee year | 2025-2026 |
| Est. all-in cost (modeled)how we calculate | $36,454(+9%) |
| Est. first-year total (modeled) | $38,954 |
| Cost position in London | 94th percentile(premium tier) |
IB
The International Baccalaureate (IB) Middle Years Programme and the IB Diploma Programme
Our 2023 average IB DP score is 34 points. The global average score is 29.8.
We offer a Mother Tongue programme with over 16 languages. More languages can be added upon request and an extra fee.
We have a Learning Coach who acts as our Special Educational Needs Teacher.
Yes
We have a limited English Plus programme to support the transition, but the student must have a certain level of English, which is assessed on entry.
9:00 – 16:00
Yes, included in the fees.
We are a vegetarian school and provide for all dietary requirements.
Imported from a directory listing and not independently verified — confirm fees and details with the school.
Is Halcyon London International School right for your family?
A School Fit Brief scores this school against your children's ages, learning needs, and budget — with hidden fee analysis, admissions timing, and a ranked shortlist of alternatives in London.
Get School Fit Brief — $49One-time purchase · PDF + workspace · Source-backed analysis
At a Glance
Fee Position in London
PremiumSchool Profile
Class Size
Student Diversity
Highly diverse
Common: English
Estimated Real Cost
Tuition + registration, transport, uniform, exams
Decide on this school — and four others
The $49 School Fit Brief covers Halcyon London International School and 4 other top schools in London — tuition + true cost, curriculum fit, admission timeline, and red flags. Builds your shortlist in 8 minutes vs the $1,500–3,500 (and 2–4 weeks) an education consultant charges for the same answer.
Nearby Schools (within 5km)
ICS London International School
IB, British · Ages Ages 3 to 18
$22,890 – $34,200/yr
Compare with HalcyonEIFA International School London
British, French · Ages Ages 2 to 14
$21,321 – $27,969/yr
Compare with HalcyonDisclaimer: School profiles are source-backed decision aids, not endorsements or official rankings. Tuition figures are approximate and may not include registration fees, uniforms, transport, or exam costs. Always verify directly with the school before applying. WhereNext is not affiliated with any school listed. This is not admissions consulting, legal advice, or official school placement guidance.