Best Secondary Schools in Mumbai

Mumbai's international secondary market is the deepest in India. Around fifteen IB World Schools and a parallel Cambridge cohort cover the city across South Mumbai, BKC, the western and northern suburbs, and a thinner eastern belt. The senior-year fee range stretches from INR 6.5 lakh to INR 31 lakh, with DAIS publishing one of the lower fees in the top tier and ASB sitting alone at the top.

Two sixth-form qualifications dominate. IB Diploma runs at almost every credible international secondary; the 2024 global DP average was 30.32, and Mumbai's top tier finishes between 34 and the high 30s. Cambridge A-Levels are a minority pathway, available at a handful of schools that keep them alongside DP. Underneath, IGCSE at 16 is the standard British-pathway exit; ICSE carries the lower years at Cathedral, Hiranandani Foundation and the parallel stream at DAIS.

The decision narrows around three things: the sixth-form exit, the commute in a city where traffic punishes long school runs, and the HL or A-Level subject breadth the school can credibly staff.

The top tier

These are the schools where senior-year results are documented across multiple cohorts, accreditation is in place, and the sixth-form pathway is more than aspirational.

Dhirubhai Ambani International School

Bandra Kurla Complex. Ages 4 to 18. IGCSE plus ICSE plus IB DP. CIS and NEASC. Around 2,800 pupils. Founded 2003.

DAIS is the headline secondary school in India. The 2025 IB DP cohort placed 9th worldwide, with perfect 45-point scores recurring across cohorts. Middle school runs IGCSE and ICSE in parallel; both streams consolidate on IB DP at sixth form. Admissions are the most selective in the city. Published senior-year fees sit well below ASB and Aditya Birla; the constraint is the waiting list, not the price.

American School of Bombay

Bandra Kurla Complex. Ages 3 to 18. American framework plus IB PYP plus IB DP. CIS. Around 1,300 pupils. Founded 1981.

ASB is the only fully accredited American international school in the city and the natural pick for expatriate families on global packages. IB DP 2024 average 34, highest individual score 41, average subject score 5.34. Around 80% of grade-12 students sat the full Diploma; the rest took DP courses without the full Diploma, which is normal in American-curriculum IB schools and shifts the cohort average. Fees INR 17.7 to 31 lakh: the top of the Mumbai market by a clear margin.

Aditya Birla World Academy

Tardeo, South Mumbai. Ages 2 to 18. Cambridge plus IGCSE plus IB DP plus A-Levels. CIS. Around 800 pupils. Founded 2008.

Aditya Birla World Academy is the strongest end-to-end Cambridge through-school in South Mumbai and one of the few Mumbai schools to run both A-Levels and IB DP from the same sixth form. Ranked No. 1 international-curriculum school in Mumbai in the Times School Survey. Senior-year fees reach INR 18.4 lakh. The dual sixth-form route gives families the option to switch tracks at 16 without changing schools.

Cathedral and John Connon School

Fort, South Mumbai. Ages 3 to 18. ICSE plus ISC plus IGCSE plus IB DP, with AP electives. CIS. Founded 1860. Around 1,200 pupils.

Cathedral and John Connon is the oldest school in this group by more than a century and the most reputationally entrenched in South Mumbai. Senior school splits: some students finish on ISC, others on IB DP. The DP cohort averaged 38.38 in 2025 and 38.48 in 2022, a band held across at least four cohorts. ICSE 2021 had 95% of students at 90% or above. AP electives sit alongside DP for US-bound students. The primary spine is ICSE rather than Cambridge.

BD Somani International School

Cuffe Parade, South Mumbai. Ages 5 to 18. IGCSE plus IB DP. CIS. Around 600 pupils. Founded 2006.

BD Somani is the tightest IGCSE-to-DP pipeline in South Mumbai. IB DP 2021 average 36.30, *IGCSE A/A 63.2%**. The DP intake is small; the cohort feels closer to a sixth-form college than a large school, and HL combinations narrow accordingly. Long-serving British-trained headship.

Ecole Mondiale World School

Juhu, Western Suburbs. Ages 3 to 18. Full IB continuum (PYP, MYP, DP) plus A-Levels. CIS and NEASC. Around 600 pupils. Founded 2004.

Ecole Mondiale is the strongest full-continuum IB secondary in the western suburbs. The 2024 DP cohort averaged 38 points, with *52% A/A at A-Level** the same year. Dual CIS and NEASC accreditation. Small by Mumbai standards: tight pastoral access, narrower HL breadth than Oberoi or DAIS. Juhu works for Bandra, Khar, Andheri and Versova.

Strong mid-tier

Credible secondary schools with published results above the global mean and consistent IGCSE pipelines. The gap from the top tier is real but narrower than the price suggests.

Oberoi International School

Goregaon East and JVLR. Ages 3 to 18. Full IB continuum. CIS and NEASC. Around 2,900 pupils across two campuses.

Oberoi International is the largest IB-only school in Mumbai. DP 2025 average 35.5 against a global average of 30.58. USD 8.1M in university scholarships awarded to the Class of 2025. Cohort scale lifts HL breadth and the athletic and arts programme. JVLR is the second campus, feeding the same senior school.

Jamnabai Narsee International School

Vile Parle, Western Suburbs. Ages 3 to 18. Full IB continuum plus IGCSE plus A-Levels. CIS. Around 1,500 pupils. Founded 1971.

Jamnabai Narsee International sits next to the larger Jamnabai Narsee School and runs the IB stream. DP 2025 average 34 across 100 students, highest score 45/45, average grade 5.29. Cambridge IGCSE and A-Levels run alongside, giving families a multi-track senior school under one roof.

JBCN International School (Parel)

Parel, Central Mumbai. Ages 3 to 18. Full IB continuum plus Cambridge plus IGCSE. CIS. Around 700 pupils. Founded 2011.

JBCN Parel is the strongest of the JBCN campuses. EducationWorld ranked it No. 1-2 in Mumbai and No. 2 nationally in 2025. 100% IGCSE pass rate; the Class of 2025 reported over USD 13M in university scholarships. Parel is commutable from both South Mumbai and the western suburbs, a wider catchment than most.

Bombay International School

Babulnath, South Mumbai. Ages 3 to 18. IB PYP plus Cambridge plus IGCSE plus IB DP. Around 450 pupils. Founded 1962.

Bombay International School is the oldest international school in the city and one of the smallest in this group. CCLP 2025 placed it 8th in India. Cambridge feeds IGCSE and IB DP; A-Levels are not offered. Small cohort size shows up in close pastoral knowledge and in variable senior-level subject breadth.

Singapore International School Mumbai

Dahisar East. Ages 3 to 18. Cambridge plus full IB continuum. CIS. Around 600 pupils.

Singapore International School Mumbai is one of the few credible international secondaries serving the far northern and western suburbs. CCLP ranked it 9th nationally in 2025-26. Cambridge Primary runs into IGCSE and IB DP. Dahisar works for Borivali, Mira Road and the northern suburbs; impractical from South Mumbai or BKC.

Ascend International School

Bandra Kurla Complex. Ages 3 to 18. Full IB continuum. Around 400 pupils. Founded 2011.

Ascend International is the smallest of the BKC IB through-schools and the only one running a pure PYP-to-DP continuum. Cfore ranked it jointly 2nd among day co-ed international schools in India. No published CIS or NEASC accreditation, a gap to raise with admissions. Cohort is small; the academic signal so far is positive.

Garodia International Centre for Learning

Ghatkopar East. Ages 3 to 18. Cambridge plus IGCSE plus A-Levels plus IB DP. CIS and NEASC. Around 1,200 pupils. Founded 2009.

Garodia ICL is one of the few Mumbai schools that finishes the Cambridge pathway on A-Levels rather than committing only to IB DP. *A/A at A-Level 52% in 2024, with an IB DP average of 38** the same year. Dual CIS and NEASC accreditation. Ghatkopar covers the central and eastern suburbs.

Podar International School

Santacruz, Western Suburbs. Ages 6 to 18. Cambridge plus IGCSE plus A-Levels plus IB DP plus IB CP. CIS.

Podar International School carries the widest senior-school portfolio in Mumbai: Cambridge A-Levels, IB DP, and the rarely-offered IB Career-related Programme. 100% IB pass rate reported for 18 consecutive years, with a decade-plus run in EducationWorld's national top 10. The Santacruz campus is the international flagship; it is not directly comparable to the broader Podar chain.

Best for A-Levels

A-Levels are easier to find in Mumbai than in many other Indian cities, but still less common than IB DP. Five schools carry a credible A-Level cohort:

• Aditya Birla World Academy: A-Levels alongside IB DP. Times School Survey No. 1 international curriculum.
• Garodia International Centre for Learning: 52% A*/A in 2024. The strongest A-Level result in the city.
• Podar International School: A-Levels alongside IB DP and CP.
• Panbai International School: Cambridge IGCSE plus A-Levels. 4th Best Cambridge School in Mumbai in the Times School Survey 2024.
• Mainadevi Bajaj International School: IGCSE 2024 average 96.33%; A-Level 2024 average 88.75%.

A-Levels suit students with clear subject direction, especially those targeting UK, Singaporean or Hong Kong universities, where conditional offers are denominated in A-Level grades. The route into selective US universities tends to lean on AP electives or strong SAT scores. For the structural comparison, see IB vs A-Levels.

Best for IB DP

The DP shortlist is much wider. Ranked by latest published DP averages, the credible cohort:

1. Dhirubhai Ambani: top 10 globally in 2025.
2. Cathedral and John Connon: 38.38 (2025), 38.48 (2022).
3. Ecole Mondiale: 38 (2024).
4. Garodia ICL: 38 (2024).
5. BD Somani: 36.30 (2021).
6. Edubridge International: 36 (2024).
7. Oberoi International: 35.5 (2025).
8. American School of Bombay: 34 (2024), partial-Diploma cohort.
9. Jamnabai Narsee International: 34 (2025).

DP suits students who thrive on breadth and want a curriculum that keeps mathematics, a science, a humanity and two languages live to 18. The Diploma core (TOK, the Extended Essay, CAS) adds a layer of independent work that A-Levels do not require. For the full picture, see Best IB Schools in Mumbai and IB Diploma explained.

At a glance

1 lakh = INR 100,000, roughly USD 1,200 at 2026 rates. Verify current figures with each school.

The age labels and exit points

The international secondary years cover roughly ages 11 to 18, split into a middle-school phase and a sixth form. The labels differ by curriculum.

Middle school (11 to 16). Three frameworks compete. Cambridge Lower Secondary into IGCSE is the most common international route: structured, year-by-year, with IGCSE examined at 16. IB MYP runs at the full-continuum schools (Oberoi, Ecole Mondiale, Ascend, Jamnabai Narsee, JBCN Parel) and is concept-driven and criterion-assessed rather than exam-led. ICSE is the third pattern, running at Cathedral, Hiranandani Foundation, and the parallel stream at DAIS, with students typically migrating into IGCSE at Year 9 or 10 if they intend to sit international exams.

Sixth form (16 to 18). Two qualifications dominate. IB Diploma runs almost everywhere credible: six subjects across the six IB groups (three Higher Level at 240 hours each, three Standard Level at 150 hours), plus the core (Theory of Knowledge, the Extended Essay, and CAS). Scored 1 to 7 per subject, up to 3 bonus points from TOK and the Extended Essay, maximum 45. Cambridge A-Levels narrow to three or four subjects studied in depth, graded A* to E. AP electives appear alongside DP at Cathedral and ASB, mainly for US-bound students.

The 2024 global IB DP average was 30.32 points. Mumbai's top tier finishes well above this: DAIS in the 40s at the top of its cohort, Cathedral and Ecole Mondiale in the high 30s, Oberoi and BD Somani mid-to-high 30s. Indian DP cohorts skew high partly through admissions selection, partly through cultural emphasis on exam preparation. For the structural picture, see What is the IB Diploma? and A-Levels explained.

The ICSE and CBSE relationship matters because it shapes the feel of the middle years. ICSE schools (Cathedral, Hiranandani Foundation) build a stronger numerical and grammatical base in Years 6 to 9 than a Cambridge or MYP school typically does, and the migration into IGCSE at Year 10 is academically manageable. The cost is a less clean handover when families relocate mid-secondary.

How to choose between them

Five questions narrow the field faster than rankings.

Sixth-form exit. A-Levels reward depth in three or four subjects and run cleanly into UK, Singaporean and Hong Kong university offers. IB DP guarantees breadth and is recognised everywhere. Schools that carry both (Aditya Birla, Garodia, Podar) preserve the option to switch at 16; pure DP schools (Oberoi, Ecole Mondiale, Ascend, JBCN Parel) commit the family from MYP onward.

HL or A-Level subject breadth. The DP demands three Higher Level subjects from three different groups; A-Levels demand three or four subjects in depth. Smaller cohorts narrow the menu, especially in sciences, further maths and economics. DAIS, ASB, Oberoi and Jamnabai Narsee carry the widest HL options; BD Somani, Ascend, Bombay International and the smaller suburban schools narrow accordingly.

Where the family lives. Mumbai traffic punishes long school runs more than fees do. South Mumbai clusters around Cathedral, BD Somani, Bombay International, Aditya Birla and Hill Spring. BKC and central covers DAIS, ASB, Ascend and JBCN Parel. Western suburbs covers Ecole Mondiale, Jamnabai Narsee, Oberoi Goregaon, Podar and Panbai. Northern and eastern suburbs thin out: Singapore International at Dahisar, Garodia at Ghatkopar, Hiranandani Foundation and NES at Powai and Mulund.

Published results. DAIS, Cathedral, Ecole Mondiale, BD Somani, Jamnabai Narsee, Oberoi, Garodia, ASB and Mainadevi Bajaj publish detailed cohort averages. Several do not. An absence of published results is not proof of weak performance, but it shifts the burden onto admissions conversations. Read the *IGCSE A/A rate and the DP average** separately: a school can post a strong DP from a small selective senior cohort and a weaker IGCSE picture below it.

Accreditation. CIS is the most useful external signal in Mumbai's secondary tier and appears at most of the credible schools. NEASC sometimes sits alongside (DAIS, Ecole Mondiale, Oberoi, Garodia). CIS does not certify teaching quality; it certifies the school has submitted to external governance, safeguarding and learning audit. See what is CIS accreditation for what the audit covers.

Related reading

• Best international schools in Mumbai (pillar)
• Best British schools in Mumbai
• Best IB schools in Mumbai
• Best primary schools in Mumbai
• IB vs A-Levels
• IB Diploma explained
• A-Levels explained
• IGCSE explained

FAQs

Which is the strongest secondary school in Mumbai?

On documented IB DP results, Dhirubhai Ambani International School at BKC. The 2025 cohort placed 9th worldwide. Cathedral and John Connon (DP average 38.38 in 2025) and Ecole Mondiale (38 in 2024) sit in the next band. ASB sits at the top of the expatriate market on fees but a published DP average of 34.

Which Mumbai schools offer A-Levels at sixth form?

Five carry a credible A-Level cohort: Aditya Birla World Academy (alongside IB DP), Garodia International Centre for Learning, Podar International School (alongside IB DP and IB CP), Panbai International School, and Mainadevi Bajaj International School.

How much does international secondary school cost in Mumbai?

Senior-year fees stretch from INR 6.5 lakh at Podar to INR 31 lakh at the American School of Bombay. Most strong DP and A-Level schools cluster between INR 8 lakh and INR 18 lakh per year, or roughly USD 9,500 to 22,000 at 2026 rates. Add registration, capital fees and exam fees on top.

Is IB DP harder than A-Levels?

Different rather than harder. The DP demands six subjects plus the core (TOK, the Extended Essay, CAS), so the workload is broader and more structured. A-Levels narrow to three or four subjects studied in depth, with an exam-heavy end point. Strong students perform well in either. The question is structural fit and university destination, not difficulty.

Can my child join a Mumbai international secondary at 14 or 16 from an ICSE or CBSE school?

Yes. Cathedral and DAIS both prove that students moving from ICSE into IGCSE at Year 9 or 10 can finish near the top of the IB DP cohort. The transition is academically manageable; the bigger adjustment is the assessment style, which moves from rote-heavy ICSE exams to IGCSE coursework-and-exam and then to DP internal assessments.

Do Indian universities accept the IB Diploma and Cambridge A-Levels?

Yes. Indian universities including Delhi University, Ashoka, Symbiosis, FLAME and the IITs (via JEE) accept both, usually with a conversion to percentage. Conversion generosity varies. Most Mumbai international DP and A-Level students apply abroad (UK, US, Canada, Singapore, Australia, Hong Kong) where the qualifications are recognised at face value.

Sources: school websites and admissions pages; published IB DP results (2021 to 2025); IB Organization global statistical bulletin 2024; Cambridge International Education; CIS (Council of International Schools); NEASC; EducationWorld India School Rankings 2025-26; CCLP Worldwide India Rankings 2025; Times School Survey 2024; ISG profile records (Mumbai schools: fees, curricula, accreditations, age range, head and student count fields from the schools table).