Oakhill College vs Rosebank College
A head-to-head comparison of two secondary schools in New South Wales, 19 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Oakhill College
Castle Hill · Independent high school · 7-12
2,242 students · ICSEA 1124
Rosebank College
Five Dock · Independent high school · 7-12
1,472 students · ICSEA 1125
| Measure | Oakhill College Castle Hill NSW | Rosebank College Five Dock NSW |
|---|---|---|
| Success Index | 77 Top 10% | 81 Top 5% |
| State rank (type) | #35 of 539 | #15 of 539 |
| National rank (type) | #102 of 1,472 | #50 of 1,472 |
| Sector | Independent | Independent |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 2,242 | 1,472 |
| Girls / boys | 262 / 1,980 | 727 / 745 |
| Foundation intake | – | – |
| Year 7 cohort | 356 | 261 |
| Year 12 cohort | 411 | 224 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +27% | +6% |
| ICSEA Average 1000 | 1124 | 1125 |
| ICSEA percentile | 90th | 90th |
| Top SEA quarter | 49% | 48% |
| Bottom SEA quarter | 3% | 4% |
| Students per teacher | 14.9 | 12.4 |
| Teaching staff (FTE) | 150.2 | 118.3 |
| Non-teaching staff (FTE) | 43.8 | 54.4 |
| Language background other than English | 36% | 37% |
| Indigenous students | 1% | 0% |
| Suburb | Castle Hill 2154 | Five Dock 2046 |
| Council area | Hornsby | Canada Bay |
| Remoteness | Major Cities | Major Cities |
| Website | www.oakhill.nsw.edu.au | www.rosebank.nsw.edu.au/ |
The verdict
- •Rosebank College scores higher on the Success Index (81.3 vs 77.4).
- •Rosebank College has the higher ICSEA (1125 vs 1124), indicating a more advantaged community.
- •Rosebank College has fewer students per teacher (12.4 vs 14.9).
- •Oakhill College is the larger school with 2,242 students compared with 1,472.
- •Oakhill College has grown faster over five years (27% vs 6%).
The Success Index summarises community advantage, resourcing and momentum from ACARA data. It does not measure teaching quality, results or fit. Methodology.
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Frequently asked questions
Is Oakhill College better than Rosebank College?
On the Success Index, Rosebank College ranks higher (81.3 vs 77.4 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 Oakhill College and Rosebank College?
About 19 km in a straight line, between Castle Hill and Five Dock in New South Wales.
Which has the better student-to-teacher ratio?
Oakhill College has 14.9 students per full-time-equivalent teacher and Rosebank College has 12.4.
How do Oakhill College and Rosebank College rank in NSW?
Oakhill College is 35th of 539 and Rosebank College is 15th of 539 among secondary schools in New South Wales on the 2025 Success Index.