Cranbrook School vs Rose Bay Public School
A head-to-head comparison of two schools in New South Wales, 1.8 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Cranbrook School
Bellevue Hill · Independent combined · K-12
1,693 students · ICSEA 1181
Rose Bay Public School
Rose Bay · Government primary · K-6
377 students · ICSEA 1145
| Measure | Cranbrook School Bellevue Hill NSW | Rose Bay Public School Rose Bay NSW |
|---|---|---|
| Success Index | 86 Top 5% | 72 Top 25% |
| State rank (type) | #11 of 314 | #250 of 1,619 |
| National rank (type) | #32 of 1,259 | #845 of 4,908 |
| Sector | Independent | Government |
| Type | Combined | Primary |
| Year range | K-12 | K-6 |
| Students | 1,693 | 377 |
| Girls / boys | 0 / 1,693 | 181 / 196 |
| Foundation intake | 58 | 55 |
| Year 7 cohort | 209 | – |
| Year 12 cohort | 210 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +10% | -32% |
| ICSEA Average 1000 | 1181 | 1145 |
| ICSEA percentile | 99th | 94th |
| Top SEA quarter | 73% | 59% |
| Bottom SEA quarter | 0% | 2% |
| Students per teacher | 9.0 | 17.5 |
| Teaching staff (FTE) | 187.4 | 21.5 |
| Non-teaching staff (FTE) | 115.6 | 3.4 |
| Language background other than English | 27% | 55% |
| Indigenous students | 0% | 0% |
| Suburb | Bellevue Hill 2023 | Rose Bay 2029 |
| Council area | Woollahra | Woollahra |
| Remoteness | Major Cities | Major Cities |
| Website | www.cranbrook.nsw.edu.au | rosebay-p.schools.nsw.gov.au |
The verdict
- •Cranbrook School scores higher on the Success Index (85.9 vs 71.8).
- •Cranbrook School has the higher ICSEA (1181 vs 1145), indicating a more advantaged community.
- •Cranbrook School has fewer students per teacher (9.0 vs 17.5).
- •Cranbrook School is the larger school with 1,693 students compared with 377.
- •Cranbrook School has grown faster over five years (10% vs -32%).
- •Cranbrook School is a independent school while Rose Bay Public School is a government school, so fees and enrolment rules differ.
The Success Index summarises community advantage, resourcing and momentum from ACARA data. It does not measure teaching quality, results or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Your nearest centre: Success Tutoring Lane Cove
Frequently asked questions
Is Cranbrook School better than Rose Bay Public School?
On the Success Index, Cranbrook School ranks higher (85.9 vs 71.8 out of 100). The index measures community advantage and momentum from ACARA data, not teaching quality, so visit both schools before deciding.
How far apart are Cranbrook School and Rose Bay Public School?
About 1.8 km in a straight line, between Bellevue Hill and Rose Bay in New South Wales.
Which has the better student-to-teacher ratio?
Cranbrook School has 9.0 students per full-time-equivalent teacher and Rose Bay Public School has 17.5.
How do Cranbrook School and Rose Bay Public School rank in NSW?
Cranbrook School is 11th of 314 and Rose Bay Public School is 250th of 1,619 among combined schools in New South Wales on the 2025 Success Index.