The FMS Inspection Score is FindMySchool's proprietary analysis based on official Ofsted and ISI inspection reports. It converts ratings into a standardised 1–10 scale for fair comparison across all schools in England.
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Last reviewed: July 2026 · Rankings and key information above update regularly, however, this review below is refreshed bi-annually and may not reflect recent changes. If you spot anything outdated or inaccurate, please let us know.
Few schools ask a sixteen-year-old to breed fruit flies alongside Stanford University scientists hunting cures for pancreatic cancer, then have the same student on parade with the Combined Cadet Force by Wednesday afternoon. Haileybury does both, and treats neither as unusual. Founded in 1862 by Royal Charter, it is a co-educational boarding and day school for ages 11 to 18, spread across roughly 500 acres at Hertford Heath in Hertfordshire, about 20 miles north of London. A Church of England foundation of around 916 students, it runs a 13-house boarding structure and offers both A-levels and the International Baccalaureate Diploma in the Sixth Form. GCSE results sit among the highest-performing in England, and an ISI inspection in October 2025 judged that the school met every standard. Its stated mission, "Nurturing Excellence, Inspiring Futures", turns out to be unusually literal.
Scale is the first thing that defines Haileybury. Set on around 500 acres of Hertfordshire countryside, the school has room on a single campus for full-size pitches, boarding houses, science laboratories, a chapel and a theatre-scale music venue, so daily life happens within walking distance rather than being scattered across a town. That physical breadth carries into the culture. This is a large school, close to capacity at 916 students, yet it is organised around 13 boarding houses that keep the community small at the level where it matters most.
Since September 2024 the school has been led by Eugene du Toit, who holds the traditional title of Master. He inherited a school with a settled identity: a Church of England foundation whose chapel remains a genuine focal point, and an ethos that the latest inspection summarised as respect, inclusion and mutual understanding. Diversity is actively celebrated, discrimination is not tolerated, and the approach to conduct leans on reflection rather than sanction, encouraging students to take personal responsibility instead of simply serving a punishment.
The result is ambition without brittleness. Students are described as motivated, confident and resilient, well supported by a nurturing pastoral system and by the boarding houses at the centre of it. Roughly two-thirds of the school boards, rising to around 90% in the Sixth Form, so the boarding rhythm shapes the tone even for day families, who share the same houses and evening life. For a school of this size and heritage, the prevailing character is purposeful and modern rather than precious.
Haileybury's GCSE outcomes are genuinely strong across the board. In the most recent year, just under half of all entries, 49%, were awarded a grade 9 or 8, the top of the reformed scale, and 73% reached grade 7 or above, the old A and A* territory. A further 23% landed on grade 7 specifically. These are the results of a selective intake stretched across a broad curriculum, and the strength lies in the spread rather than in one or two standout departments.
For GCSE results, Haileybury ranks 94th of 3,895 schools in England, placing it in the top 2.4% and among the highest-performing in the country. That figure is ranked against every school in England with published GCSE results, state and independent alike. On the blended measure that combines results with inspection quality it sits even higher, 73rd of 3,887 in England, and it tops the local table as 1st of all schools in Hertford. These are proprietary FindMySchool rankings built from official data.
Topping the Hertford table is no surprise for a school selecting able students, but a place inside the top hundred in England reflects consistency across subjects rather than a narrow specialism. Parents weighing Haileybury against other Hertfordshire options can line those results up side by side using the FindMySchool local comparison hub.
England ranks and key metrics (where available)
A-Level A*-B
84.81%
% of students achieving grades A*-B
GCSE 9–7
82.4%
% of students achieving grades 9-7
Ranking figures update automatically as our data refreshes and are the definitive source. Any rankings quoted in the review text were accurate when it was written and may since have changed.
The Sixth Form is where Haileybury's breadth becomes a structural choice. Students pick between A-levels, offered across 23 subjects including economics, psychology, theology and philosophy, and the full International Baccalaureate Diploma. The dual pathway is a real selling point: those who want to specialise choose three or four A-levels and identify as subject specialists, while those who want to keep sciences, languages and humanities in play take the six-subject IB with its extended essay and theory-of-knowledge core.
A-level results are well above the England average. Around 56% of entries were awarded A* or A, more than double the England average of 23.6% at that level, and 85% reached grade B or higher, against an England average of 47.2%. Nearly a quarter of all grades, 23.55%, were A*. Measured on results alone, the Sixth Form ranks 152nd of 2,562 schools in England for A-level, the top 5.9% and well above the England average; on the blended measure it sits 134th of 2,561, and it is 1st in Hertford. These too are proprietary FindMySchool rankings from official data.
Post-16 enrichment is a strength rather than a bolt-on, and it is where the ablest scientists find their level. Through the STEM Research Centre, sixth-formers take part in Stan-X, a genetics research programme run in partnership with Stanford University, in which Haileybury became the first school in Europe to participate. Students conduct university-level research on the fruit fly Drosophila melanogaster, targeting diseases such as pancreatic cancer and diabetes, with work that has been published in peer-reviewed journals and presented at international conferences. Alongside it sit robotics teams building machines for global competition. For an academically ambitious teenager, that is the kind of independent, university-style research that genuinely sets a sixth form apart.
Teaching at Haileybury is structured and well planned, delivered by subject specialists who clearly enjoy their fields. Teachers are enthusiastic, drawing on strong subject knowledge to build well-sequenced lessons, and they manage behaviour well, so students engage productively with academic challenge. The working culture is calm and motivated, with able students pushed without being pressured.
Breadth is the defining feature. Beyond the core academic subjects, the curriculum reaches into creative arts, design technology and an enrichment programme that stands out as a significant strength, with genetics research, robotics competitions and international collaboration showing how far the school stretches its most curious learners. One development point stands out: not all teachers yet adapt their lessons consistently for students with special educational needs and disabilities, and in some lessons those students do not learn as much as they could. It is a specific, addressable issue rather than a systemic weakness, set against a curriculum that weaves moral, social and spiritual development into everyday subjects rather than confining it to a single timetable slot.
Most Haileybury leavers move on to higher education. In the 2023-24 cohort of 178, 56% progressed directly to university, with others taking further education, apprenticeships, employment or a gap year before applying, a common pattern at boarding schools. Published destinations span the competitive Russell Group, including Durham, Bristol, Bath, Exeter, Leeds, Nottingham, Birmingham, King's College London and the London School of Economics, and reach international universities as well, reflecting a Sixth Form that mixes A-level specialists with IB generalists.
Oxbridge entry runs at the level of a strong selective independent rather than a hothouse. In the most recent year, 20 students applied to Oxford or Cambridge, and the school secured a place at Cambridge from that group. Numbers fluctuate year to year, and the school's emphasis falls less on a single headline figure than on matching students to the right course, including the medical, engineering and natural-science routes that its STEM provision feeds directly. Families wanting the current destinations list should ask the school, since published breakdowns change annually.
Total Offers
1
Offer Success Rate: 5%
Cambridge
1
Offers
Oxford
0
Offers
Haileybury is academically selective, with entry by assessment at several points: 11+ into Year 7 (an intake of around 60 students), 13+ into Year 9, 14+ into Year 10, a 15+ pre-IB route into Year 11, and 16+ into the Sixth Form. The form of assessment varies by age group, with Year 7 candidates assessed in the autumn of Year 6, and 16+ entry typically carrying minimum GCSE requirements alongside subject-specific expectations for chosen A-level or IB courses.
As a Church of England foundation that is broadly inclusive, Haileybury does not gate admission by religious practice; selection is academic and all-round, and the school welcomes families of all faiths and none while expecting students to take part in the Christian-rooted life of the school. Because it is an independent boarding and day school, there is no local-authority catchment and no last-distance-offered figure to interpret. Day students come from across Hertford, Ware, Hertford Heath and the wider commuter belt, while boarders arrive from across the country and overseas; the roughly 200 students who use English as an additional language give a sense of the international dimension. A non-refundable registration fee of £240 secures a place in the assessment process, and prospective families should register early, especially for popular entry points and boarding places. The saved-schools shortlist on FindMySchool is a practical way to track Haileybury alongside other Hertfordshire independents while you compare.
Pastoral care runs through the house system, which gives every student a settled base, a resident house team and a network of tutors who know them well. Inspectors found safeguarding to be effective and embedded throughout the school's culture, with leaders, staff and governors well trained and the safeguarding policy fully compliant with current guidance. That foundation supports a wider wellbeing culture in which students are encouraged to build confidence, resilience and empathy, and in which behaviour is handled through reflection rather than punishment.
Practical support sits behind the ethos. A Learning Support Department of fully qualified specialist teachers screens every new student and works with around 100 at any time, covering needs from dyslexia and ADHD to autism, sensory impairment and social, emotional and mental health, with an on-site assessor for access arrangements. A separate team supports the roughly 200 students who use English as an additional language. Charity work, community service and an equality, diversity and inclusion society give students practical outlets for the school's values, while careers education adds structured mentoring and professional insight. For families, the pattern of small house communities inside a large school means pastoral oversight tends to be close rather than diffuse.
Boarding is the heart of Haileybury. On arrival, every student is allocated to one of 13 houses, all of which contain both boarders and day students, so day families share the same pastoral structure, evening activities and house identity as full boarders. The houses carry the names of figures from the school's history: Alban's, Allenby, Bartle Frere, Batten, Colvin, Edmonstone, Hailey, Highfield, Kipling, Lawrence, Melvill, Thomason and Trevelyan. Each has its own character, from Trevelyan as one of the oldest houses to Melvill, the newest, which overlooks two large ponds, while Highfield in the Lower School is home to weekly and flexi boarders.
The provision is flexible by age. Seniors and the Sixth Form board full time across the year; Year 9 can flexi-board on two-night or three-night arrangements; and the Lower School offers weekly boarding, alongside full day places throughout. Around two-thirds of students board overall, rising to roughly 90% in the Sixth Form, and boarding meets the National Minimum Standards. A meaningful international contingent boards alongside British students, which broadens the social experience considerably. A Sunday evening bus service serves Buckinghamshire, Kent and North London, but families living further afield should still factor in exeat weekends and the practicalities of travel, since the rhythm of a boarding term shapes everything from weekend fixtures to half-term planning.
Haileybury's co-curricular programme is one of its defining strengths, and a signature of the place. With more than 130 clubs and societies on offer, the range is real; four pillars stand out.
Science and engineering are the clearest signature. The SciTech Centre, completed in 2023, doubled the school's previous science and technology provision and gathers new laboratories, IT suites, robotics facilities and 20 interconnected teaching spaces into a building fitted with solar panels, green roofs and ground-source heat pumps. It houses the Stan-X genetics laboratory, where sixth-formers pursue genuine research with Stanford, and it supports robotics teams that build machines for international competition. Treating teenagers as capable of real, publishable research is rare, and it is the thing that most sets Haileybury apart.
Sport runs deep, helped by the scale of the estate. The school regularly fields around 20 teams in each of its core sports, hockey, rugby, netball and cricket, and runs well over 1,000 fixtures a year across more than 25 different sports. Facilities include a 25-metre swimming pool in a woodland setting, all-weather pitches, a sports hall for netball, badminton and trampolining, indoor cricket nets with bowling machines, a golf simulator and putting green, and a climbing wall named after the mountaineer James Outram. A High Performance Programme supports elite athletes chasing regional and national selection, and a separate Swim Academy runs competitive swimming. The sporting pedigree shows in alumni such as the England rugby captain Jamie George and the Formula One driver Oscar Piastri.
The arts are seriously resourced. Around 480 individual music lessons are delivered every week, feeding a Chapel Choir, a Symphony Orchestra, chamber ensembles and pop, rock and jazz groups, with major performances staged in Big School and the more intimate Bradby Hall. Drama is just as active: students mount four co-curricular productions a year, many at Hertford Theatre, can work towards LAMDA qualifications, and learn technical craft from prop-making to lighting and sound design. It is fitting for a school whose former pupils include the playwright Sir Alan Ayckbourn, the actor Stephen Mangan and the filmmaker Christopher Nolan.
Service and leadership complete the picture. The Combined Cadet Force runs Royal Navy, Army and Royal Air Force sections, with a parade every Wednesday on Terrace, and sits alongside the Duke of Edinburgh's Award, adventure skills and a newly opened Outdoor Education Area. Model United Nations is one of the school's most prominent activities, with a strong reputation in debate and diplomacy. Service reaches well beyond the gates through Community Action Volunteering, the Hearts and Wings residential holidays for young people with disabilities, and the Haileybury Youth Trust, which has trained communities in sustainable building technology in Uganda since 2006. The roll of former pupils underlines how far that breadth can carry a student: it includes the former Prime Minister Clement Attlee and the broadcaster Michael Mosley.
For the 2026-27 year, senior boarding costs £19,820 per term, which works out at £59,460 a year, while senior day places are £14,345 per term, or £43,035 a year. The Lower School is more modest, at £12,575 per term for boarding and £9,535 per term for day. Year 9 flexi-boarding sits between the two, at £16,650 per term for three nights and £16,055 for two. All figures are inclusive of VAT. A non-refundable registration fee of £240 applies, along with an acceptance deposit of £3,000 for UK families and £8,000 for international families.
Financial support comes in two distinct forms. Scholarships are merit awards, offered at 11+, 13+ and 16+ for academic ability, art, drama, music, sport and design technology, and typically carry a modest fee remission of around 5%. The substantial help comes through means-tested bursaries, which the governors describe as open to any child with academic potential and financial need, assessed on family income. A student can hold a scholarship and a bursary at the same time. Families for whom the headline fees feel out of reach should still make contact, since the bursary route exists precisely to widen access, and awards can be far larger than the nominal value of a scholarship.
Fees shown include VAT. Published 2026-27.
The school runs on a full boarding-school timetable, with minibus routes operating Monday to Saturday morning, so families considering a day place should expect a longer, busier week than at a conventional day school, structured around exeat weekends and half-terms. Term life is built around the boarding rhythm even for those who go home each night.
Haileybury sits at Hertford Heath, close to the A10 and roughly 20 miles north of London, with Hertford and Ware the nearest towns. A network of minibuses serves Bishop's Stortford, Harpenden, Hitchin, St Albans, Royston and a spread of north London stops including Finchley, Loughton, Snaresbrook and Winchmore Hill, with all buses arriving by 08:10 and return services leaving at 18:35; a separate Sunday evening service brings weekly boarders back from Buckinghamshire, Kent and North London. The 500-acre campus is largely self-contained, with boarding, teaching, sport, music and the science centre all on site, which keeps the daily routine compact even though the estate is large. To compare your home's travel time and view Haileybury alongside other local schools, the FindMySchool map and comparison tools are a useful starting point.
Cost is the headline barrier. Senior boarding fees approach £60,000 a year and senior day places exceed £43,000, and that is before the registration fee and deposit. The means-tested bursary scheme, aimed at students with academic potential and financial need, is the main route for families who could not otherwise afford it, so financial aid is worth pursuing early rather than ruling the school out.
It is a boarding school first. With Saturday commitments, a full activities timetable and a house system built around boarding, the rhythm suits families who want immersion. Those seeking a conventional nine-to-three day school may find the weekly commitment heavier than expected, even on a day place.
SEND support is not yet uniform. Teaching is not yet consistently adapted for students with special educational needs and disabilities, and some do not yet learn as much as they could. This is a recognised development point the school is addressing. Families with specific learning needs should discuss provision in detail with the Learning Support Department before applying.
The faith dimension is genuine. As a Church of England foundation with the chapel at its centre, Haileybury weaves Christian values through school life. The approach is inclusive and welcomes all backgrounds, but families who would prefer no religious framing at all should weigh that.
Haileybury is a heritage boarding school that has refused to coast on its history. The 500-acre estate and 13-house tradition give it gravitas, but the energy comes from elsewhere: GCSE results among the highest-performing in England, A-level and IB outcomes well above the England average, and a science programme, complete with genuine Stanford-linked genetics research, that treats students as researchers. The school met every regulatory standard in October 2025, safeguarding is embedded throughout its culture, and the co-curricular programme is a signature strength.
It is best suited to academically able, curious students who will thrive in a busy, immersive boarding and day community and who want real breadth, whether through the IB, the sciences, sport, music or service. The main caveat is cost, softened but not erased by a substantial bursary scheme, and prospective families should be honest about whether the full boarding-school rhythm, Saturdays included, fits the life they want.
Yes. Haileybury ranks 94th of 3,895 schools in England for GCSE results, placing it in the top 2.4% and among the highest-performing in the country, and 1st in Hertford. Its A-level outcomes sit in the top 5.9% in England, well above the England average. The October 2025 ISI inspection found that every standard was met, with safeguarding embedded throughout the school and the co-curricular programme praised as a significant strength.
For 2026-27, senior boarding is £19,820 per term (around £59,460 a year) and senior day is £14,345 per term (around £43,035 a year), both inclusive of VAT. Lower School fees are lower, at £12,575 per term for boarding and £9,535 for day, and Year 9 flexi-boarding sits between the day and full-boarding rates. A registration fee of £240 and an acceptance deposit also apply.
Yes. Merit scholarships are awarded at 11+, 13+ and 16+ for academic ability, art, drama, music, sport and design technology, typically carrying a fee remission of around 5%. Means-tested bursaries are more substantial, aimed at students with academic potential and financial need, and a student can hold both a scholarship and a bursary at the same time.
Haileybury is a genuine boarding and day school. Every student joins one of 13 houses that bring boarders and day students together, so day families share the same pastoral structure and house life. Around two-thirds board overall, rising to roughly 90% in the Sixth Form, with full boarding, weekly and flexi options in the younger years, and full day places available throughout.
Yes. As a boarding and day school, Haileybury runs a full timetable that includes Saturday commitments, with transport operating Monday to Saturday morning. Families considering a day place should expect a longer, busier week than at a conventional day school, structured around exeat weekends and half-terms.
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