Houseroom

Data profile

Halcyon London International School

Independent co-ed senior school in Westminster for ages 11–18. Selective entry, top-tier London fees.

  • Rank #171
  • ISI Standards met
  • Fees £35.8k/yr
  • co-ed
  • Marylebone, Westminster

Outcomes

Where leavers go after sixth form.

Russell Group
32%

of leavers

US Ivy
0

Top destinations

  • St Andrews—
  • University of Surrey—
  • Cambridge—
  • LSE—
  • University of Liverpool—
  • McGill University—
  • Imperial College London—
  • RIT—

Exam results

A level A*–A and GCSE 9–7, recalibrated for 2026.

Oxbridge rate
0%
Russell Group rate
32%

Entry points & fees

EntryYearPlacesAssessmentDay fee (max)
11+Year 7—Interview · Reference / report£35.8k
16+Lower Sixth (Year 12)—Interview · Reference / report£35.8k

Houseroom Index

Our composite score, broken down by pillar.

Index score

67

/ 100

National rank #171

Academic55
Destinations58
Future-ready62
Pastoral82
Value-add47
Access & breadth90
External consensus70

Inspections

ISI

Standards met

Inspected 2024-10-22

Governors have a robust oversight of all aspects of the school's work. Governors and leaders ensure that the Standards are met consistently. They choose to use external specialists to check that their 2.

Read full ISI report →

Editorial verdict

head

Director Mr Jeff Lippman Since September 2025, Jeff Lippman, whose 30 years in education has taken him to international schools in Brazil, Spain, France and the US. He started out teaching history, later moving into leadership roles, most recently as founding head of the

ethos

Set up by four parents, whose children originally attended another international school, the school launched in 2013 with just 34 pupils and still occupies its original premises sharing its teaching space (and tight security) with a central London

teaching

In 2025, IB results averaged 35 points. A levels or equivalent - Average points score (2025) ### Teaching & learning Halcyon is one of the few schools in London to offer the IB middle years programme (MYP), which it does for the first five years. Most teachers have an IB background and are skilled in the delivery of its demanding curriculum. ‘Unlike GCSEs, which Qualifications taken in 2024 IB

Compare with peers

Schools families applying here also consider.

  • Fees £31.1kA*-A 60%Oxbridge 5%

    Kensington Park School matches on co-ed day/boarding, overlaps entry phases 11–18, and shares selective entry ethos with similar fees (£31.1k vs £35.8k) within 3km.

  • 2Maida Vale SchoolWestminster
    Fees £31.5kA*-A 0%Oxbridge 0%Rank #236

    Maida Vale School is co-ed day with 11–18 entry, selective entry ethos, and is close geographically (3km) with comparable fees (£31.5k).

  • 3DLD CollegeLambeth
    Fees £46.9kA*-A 17%Oxbridge 1%Rank #222

    DLD College offers co-ed day/boarding, overlaps 14–19 entry phase, has a top-tier London fee (£33.7k), and is highly selective with a strong academic record near (4km).

  • 4Knightsbridge SchoolKensington and Chelsea
    Fees £35.0kA*-A 55%Rank #208

    Knightsbridge School is co-ed day, all-through 3–18 with selective entry, top-tier fees (£35k), and located within 3km, matching the target's profile well.

  • Fees £31.5kA*-A 90%Oxbridge 13%Rank #113

    Kew House School is co-ed day, selective entry for 11–18, has high academic results (90% A*-A), fees (£31.5k) comparable to target, and is within 9km.

How peers are chosen

Matched on sex, boarding, entry phase, location, fee band, tier and outcomes. Scoring: 0.45 outcome similarity, 0.25 structured, 0.10 embedding, 0.20 AI re-rank. Refreshed yearly and when a profile changes.

Top feeder prep schools

Open days, bursaries and how to apply: Halcyon London International School profile →