Kanagawa Prefecture

Founded by missionary nuns in 1872, Yokohama's Yamate hillside campus still runs Asia's oldest international school, Montessori through IB

Yokohama, Japan70.3/100Founded 187214vs 25/26
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Type

Day

Ages

3–18

Curriculum

American · IB

Ratio

8:1

The Verdict

Editor's commitment

  • Right for

    Families wanting English-medium schooling from age 3 to 18, with American plus IB pathways on a Yokohama campus founded in 1872.

  • Wrong for

    Parents who want secular schooling, boarding, or a long university destinations list beyond National University of Singapore, Keio and SIM.

  • Watch out for

    CIS, WASC and IB accreditation add credibility, but the school publishes no aggregate IB scores despite claiming 100% four-year matriculation.

Ranking breakdown

Saint Maur International School · #413 of 1591

Composite score 70.3. 8 weighted criteria.

Academic Outcomes#450 · 71%University Placement#516 · 66%Prestige#537 · 66%Alumni Network#338 · 78%Facilities#569 · 63%Transparency#594 · 61%Peer#645 · 58%Admissions Selectivity#369 · 76%255075100
This school Peer averageJapan avg Best-in-class

By criterion

Academic Outcomes

Weight 20%

#450

of 1529 scored

Score 73Japan avg 70Peer avg 67

University Placement

Weight 16%

#516

of 1529 scored

Score 70Japan avg 68Peer avg 65

Prestige & Heritage

Weight 12%

#537

of 1571 scored

Score 71Japan avg 65Peer avg 66

Alumni Network

Weight 12%

#338

of 1530 scored

Score 70Japan avg 56Peer avg 54

Facilities

Weight 12%

#569

of 1533 scored

Score 72Japan avg 66Peer avg 68

Transparency & Communications

Weight 8%

#594

of 1532 scored

Score 65Japan avg 58Peer avg 60

Peer & Industry Review

Weight 10%

#645

of 1548 scored

Score 68Japan avg 69Peer avg 68

Admissions Selectivity & Demand

Weight 8%

#369

of 1529 scored

Score 69Japan avg 66Peer avg 62

Score history

Saint Maur International School · 2026

Movement across 2024–2026. Peer average overlaid.

Overall — 2024–2026

70.3/ 100

▲ +20.7 vs 2025

year on year

34425159687648.549.670.3202420252026
This school Peer averageJapan average

Peer & Industry Review

How Saint Maur International School is regarded in the sector

58

Credible · low confidence

Saint Maur is frequently cited in expat-parent forums (e.g., GaijinPot, Tokyo Families, InterNations threads) as one of the oldest and most established international schools in Japan, valued for its Catholic ethos and long history in Yokohama, but it rarely appears in specialist rankings like Good Schools Guide International or Tatler alongside peers such as ASIJ or Yokohama International School. Its reputation appears solid and locally credible but lacks the broader peer-benchmarking or alumni-network visibility seen in top-tier international schools.

Reading

Editors' overview

Saint Maur International School has one fact no rival in Japan can match: it opened in 1872 and still occupies a clear place in the country’s international-school history. That age matters. In a market crowded with newer schools selling polished aspiration, Saint Maur offers institutional continuity, a Catholic foundation, and a campus life rooted in Yokohama’s old international quarter rather than a manufactured global-school aesthetic. The academic structure is broad rather than niche: Montessori in the early years, an American programme, and the IB in the secondary phase. For parents who want one school from age 3 to 18, with English-medium teaching and internationally recognised accreditation from CIS, WASC and the IB, Saint Maur earns a serious look. Its own public claim of 100% matriculation to four-year universities and colleges is striking; the school does not publish fuller destination depth in the extract here, so parents should press for several years of destination lists, course choices and selectivity.

What puts Saint Maur on a shortlist is not glamour but durability, care, and a coherent all-through model. This is a day school, not a boarding operation with a commuter annex, and that shapes the experience: families buying into Saint Maur are buying a long relationship, not a two-year exam factory. The school talks hard about pastoral support, safeguarding and community, and the breadth of family-facing provision — extended day care, summer school, CNED support, adult enrichment, parent groups — points to a school built around expatriate and internationally minded family life in practice, not just in slogan. Its recent listed university destinations are modest rather than headline-chasing: National University of Singapore, Singapore Institute of Management and Keio University, with 1 student each in the sample given. That does not weaken the school; it places it. Saint Maur fits families who value steadiness over theatre and a school that treats character, routine and belonging as core work.

The right student for Saint Maur is one who thrives in a close-knit environment and does not need a giant, hyper-competitive peer culture to stay motivated. This suits internationally mobile children, bicultural families in Yokohama and Tokyo, and students who benefit from an English-speaking school with a clear moral frame and a diverse intake across nationalities and faiths. It also suits families who want Montessori at the start and a route through to the IB without another school move. Students chasing a hard-edged prestige culture or a school identity built around selective university bragging may find Saint Maur too grounded, too community-minded, too quietly serious. For the right family, that is the attraction: historic roots, genuine continuity, and a school that has had 150+ years to learn what an international education in Japan demands.

01

Academic Performance

Saint Maur makes a strong public claim on outcomes: 100% matriculation to four-year universities and colleges. That is a clean, parent-friendly headline, but it is not the same as a serious results profile. The school does not publish aggregate IB diploma scores, subject averages, pass rates, top-score counts, SAT or AP data, or a multi-year university destinations breakdown in the sources we have seen. That leaves academic performance partly opaque. In this market, strong schools publish the hard numbers. When a school does not, parents cannot place it with confidence against the results-driven tier of international schools in Japan and wider Asia. The recent destination sample points to credible progression, but not to a prestige-obsessed university pipeline.

Relative to peers, Saint Maur fits the steady all-rounder category rather than the academically dominant one. That is not a criticism in itself. Some families want a school that gets students through to university without building its identity around score-chasing and selective-admissions theatre. Saint Maur reads that way. The question is whether the quieter profile reflects educational philosophy or simple non-disclosure. Until the school publishes full external examination data across several cohorts, it sits below the best-documented schools for academic transparency. Parents should ask for recent IB averages, score distributions, university lists by year, and evidence on how students perform across the attainment range, not just at the top.

02

Facilities

Saint Maur’s facilities profile reads as practical rather than grand. The public architecture of the school points to the essentials families actually use: dedicated divisions from Montessori through high school, a library, fine arts, science, athletics, technology, computer science and robotics, food services, extended day childcare, summer school, and support structures that sit on campus rather than offloaded elsewhere. That breadth matters. Many older international schools trade on history while running thin specialist provision; Saint Maur does not. The inclusion of concerts, plays, science fair, sports day and a Robosumo challenge indicates a campus equipped for hands-on learning and a school life that extends beyond classrooms. Safeguarding also has visible institutional weight, which counts as part of the physical and operational environment, not a marketing extra.

Against peer schools in Japan, this is a solid all-through plant, not a flashy one. Parents hunting black-box theatres, Olympic-standard sports complexes or the sort of architectural spectacle newer premium campuses use to justify their fees will need to ask hard questions and inspect in person. The school’s public pages do not foreground landmark capital assets. What they do show is a campus built for daily usability, family support and co-curricular range, with unusual extras such as CNED support, adult enrichment and a toddler group. For internationally mobile families, that package is more useful than glamorous. The weakness is presentation: top competitors publish sharper facility detail, better imagery and clearer specifications. Saint Maur leaves too much to assumption.

The weakness is presentation: top competitors publish sharper facility detail, better imagery and clearer specifications
03

Prestige

Saint Maur carries real legacy prestige in Japan’s international-school market, but it is not the prestige of a brand engineered for status display. Its standing rests on endurance, recognisability and place: a school with deep roots in the country’s international-education story, a Catholic foundation, and a long-established presence in Yokohama’s historic foreign district. That gives it institutional weight and a measure of social confidence that newer schools cannot manufacture. For some families, that matters more than glossy facilities or aggressive university marketing. The school also benefits from a public claim of 100% progression to four-year universities and colleges, which supports an image of dependable onward movement even if it does not establish elite academic dominance.

The limit on Saint Maur’s prestige is plain. It does not occupy the high-octane, results-broadcasting end of the market, and it does not project the rarefied aura attached to the most academically selective names in Asia. Its recent destination snapshot is respectable, not star-making, and the school does not publish the examination detail that top-tier prestige now depends on. That keeps Saint Maur in the category of quietly respected rather than coveted. Parents choosing it are buying heritage, continuity and a stable reputation, not social cachet for its own sake. In prestige terms, that places Saint Maur above anonymous mid-market schools and below the region’s most status-conscious academic heavyweights.

Its recent destination snapshot is respectable, not star-making, and the school does not publish the examination detail that top-tier prestige now depends on
04

Communications

Saint Maur communicates with parents through a mature school infrastructure rather than a single polished front door. The public-facing layout points to a school used to regular family contact: calendar access, Veracross, direct contact details, admissions criteria, tuition pages, safeguarding information, event listings, leadership and board visibility, and a long menu of family services from extended day care to parent support. That breadth matters. It tells parents where to go for practical information and signals that communication sits inside the school’s operating system, not at the edge of it. The events rhythm also helps: concerts, fairs, sports days, science activities and service trips create a steady stream of touchpoints. For a school selling continuity and daily trust, that is the right communications architecture.

The weakness is sharpness. The website is information-dense to the point of clutter, with duplicated navigation and too many parallel routes into the same content. Parents can find a lot, but they must work for it. That makes communication serviceable rather than elegant. The school is also much clearer on community life than on hard academic disclosure. A published claim of 100% matriculation is easy to remember; fuller results reporting is absent. That imbalance limits credibility with data-minded families. So the verdict is mixed but clear: Saint Maur communicates seriously, frequently and with a strong family-service instinct, yet not with the crisp discipline or transparency of the best-run international school communications operations.

05

Uniqueness

Saint Maur’s uniqueness starts with continuity. This is not an international school built from a property brief and a marketing deck; it grew out of a missionary foundation and still carries a settled moral centre. That matters in practice. Students move through a school culture with a clear sense of adult expectations, established rituals, and a community identity that has had generations to harden into habit. The setting in Yokohama’s old foreign district strengthens that identity. Saint Maur is tied to a real chapter of Japan’s international history, not a generic “global campus” script. For students, that brings a form of belonging that newer schools struggle to manufacture: rootedness, institutional memory, and a community that knows what it is.

Its other distinctive strength is the family infrastructure around the classroom. The combination of extended day care, toddler provision, CNED support, adult enrichment, parent groups, service work, arts events, science fairs and Robosumo points to a school organised for daily family life, not just lessons and exams. That breadth gives students a more lived-in, less transactional education: younger children enter gently, older pupils grow up in a campus culture where service, performance and routine sit alongside academics, and parents are folded into the life of the school rather than treated as fee payers on the perimeter. The result is not high-gloss or status-anxious. It is cohesive, humane and durable — a serious advantage for internationally mobile families who need stability more than spectacle.

Its other distinctive strength is the family infrastructure around the classroom
06

Student Profile

The pupils who fit best here are those who do not need noise, status competition or a relentless pecking order to feel energised. Saint Maur suits children who value routine, clear adult boundaries and a school culture with a moral spine. The intake spans nationalities and faiths, so students need a degree of cultural ease and curiosity rather than a narrow local social script. This works well for internationally mobile families, bicultural households and children who benefit from a campus that treats support, activities and family life as part of education rather than add-ons. The school’s public stress on care and safeguarding, alongside its claim of 100% progression to four-year universities and colleges, points to a student body shaped less by academic swagger than by steady application and community-minded habits.

The right child for Saint Maur is grounded, adaptable and open to participating across the life of the school: performances, service, science events, sport and the small rituals that bind a long-established community together. Students who need constant prestige signalling or a high-pressure winner’s circle will find the culture too sober and too unshowy. Equally, children who thrive with close teacher attention, visible pastoral structures and a family-centred atmosphere are well served here. This is a strong fit for parents who want their child known as a person, not processed as a score profile or packaged for university admissions theatre.

Saint Maur International School has one fact no rival in Japan can match: it opened in 1872 and still occupies a clear place in the country’s international-school history

Co-curricular strengths

Arts & sport, on a separate axis

Overall 8.72/10

Scored 0-10 from the school's own published evidence. This axis is editorial-only — it does not feed the main WTS ranking.

Sports

Editor first pass

8.7/10

Football, basketball, volleyball and cross country, and the review also mentions athletics and sports day, indicating a solid multi-sport offering without named facilities, specialist staff or competitive results.

Drama

Editor first pass

9/10

Drama Productions are explicitly listed, and the review references concerts and plays, which shows active participation beyond a bare mention but gives no named theatre, department or recurring marquee production.

Dance

Editor first pass

7.5/10

Music

Editor first pass

9.2/10

School Choir and Concert Band, and the review mentions concerts, evidencing structured music participation.

Visual Arts

Editor first pass

9.2/10

Visual Arts is offered.

Editor first-pass · editor-reviewable · 7/28/2026

Outcomes & destinations

Where students go next

Top destinations

42 placements

Other42 students
  • National University of Singapore· 1
  • Singapore Institute of Management· 1
  • Keio University· 1
  • Osaka University of Fine Arts· 1
  • International Christian University· 1
  • Ritsumeikan University· 1
  • Sophia University· 1
  • Waseda University· 1
  • Australian National University· 1
  • Monash University· 1
  • University of Melbourne· 1
  • University of Sydney· 1
  • University of Western Australia· 1
  • Architectural Institute in Prague· 1
  • University of Southern Denmark· 1
  • Erasmus University· 1
  • The Hague University of Applied Science· 1
  • IE University· 1
  • Universidad de Navarra· 1
  • Karolinska Institutet· 1
  • University of Cambridge· 1
  • King's College London· 1
  • University of Edinburgh· 1
  • Central Saint Martins· 1
  • University of the Arts London· 1
  • McGill University· 1
  • University of British Columbia· 1
  • University of Toronto· 1
  • University of Waterloo· 1
  • Barnard College· 1
  • Boston University· 1
  • Johns Hopkins University· 1
  • Michigan State University· 1
  • Purdue University· 1
  • University of California, Berkeley· 1
  • University of California, Davis· 1
  • University of Hawai'i· 1
  • University of New Hampshire· 1
  • University of Pennsylvania· 1
  • University of Southern California· 1
  • University of Washington· 1
  • Virginia Polytechnic Institute· 1

Reported by the school. Confirm with admissions.

Strengths

  • +Saint Maur International School, established in 1872 in Yokohama within the Greater Tokyo Area, is the oldest international school in Japan.
  • +Average Student/Teacher ratio is 7/1 across roughly 470 students from Montessori through Grade 12, allowing close individual attention in a small-school setting.
  • +The 2024 IB Diploma cohort achieved a 96% pass rate compared with a worldwide pass rate of 80.1%, with a mean total points score of 35.3 out of 45 against a world mean of 30.3.
  • +The school follows a coherent academic pathway from Montessori early years through IGCSE and the IB Diploma, and is accredited by NEASC and IBO, with affiliations to CIS, EARCOS, and JCIS.
  • +The campus sits in Yamate, a historic, residential district known for its international character and central location in Yokohama, with easy rail access from central Tokyo.

Considerations

  • The school carries a Roman Catholic religious affiliation, and is widely described as favouring "tradition and discipline" rather than a liberal, open-plan pedagogical style, which will not suit every family.
  • A steep one-time registration fee of JP¥950,000 per student is charged on top of annual tuition, making entry costlier than at some comparable Yokohama-area schools.
  • With only approximately 470 students across the whole K-12 range, subject choice, extracurricular breadth, and facilities are inevitably narrower than at larger international campuses.
  • Admission is managed as a "waiting pool" based on suitability, not first-come, first-served, so places are not simply secured by applying early or meeting a deadline.

Availability

2027-28🟢 ActiveRolling
2028-29🟡 Advance reg.
2029-30

Primary entry gate & tests

Academic Record

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