Our Lady of Mercy Catholic College Burraneer vs St Aloysius College Cronulla
A head-to-head comparison of two secondary schools in New South Wales, 747 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Our Lady of Mercy Catholic College Burraneer
Cronulla · Catholic high school · 7-12
421 students · ICSEA 1086
St Aloysius College Cronulla
Cronulla · Catholic high school · 7-12
482 students · ICSEA 1089
| Measure | Our Lady of Mercy Catholic College Burraneer Cronulla NSW | St Aloysius College Cronulla Cronulla NSW |
|---|---|---|
| Success Index | 77 Top 10% | 81 Top 5% |
| State rank (type) | #44 of 539 | #18 of 539 |
| National rank (type) | #115 of 1,472 | #60 of 1,472 |
| Sector | Catholic | Catholic |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 421 | 482 |
| Girls / boys | 421 / 0 | 227 / 255 |
| Foundation intake | – | – |
| Year 7 cohort | 106 | 86 |
| Year 12 cohort | 16 | 136 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +13% | +7% |
| ICSEA Average 1000 | 1086 | 1089 |
| ICSEA percentile | 80th | 81th |
| Top SEA quarter | 33% | 32% |
| Bottom SEA quarter | 7% | 6% |
| Students per teacher | 11.7 | 11.8 |
| Teaching staff (FTE) | 36.0 | 41.0 |
| Non-teaching staff (FTE) | 11.1 | 9.3 |
| Language background other than English | 25% | 19% |
| Indigenous students | 2% | 2% |
| Suburb | Cronulla 2230 | Cronulla 2230 |
| Council area | Sutherland | Sutherland |
| Remoteness | Major Cities | Major Cities |
| Website | olmcburraneer.syd.catholic.edu.au | stalscronulla.syd.catholic.edu.au/ |
The verdict
- •St Aloysius College Cronulla scores higher on the Success Index (80.7 vs 76.9).
- •St Aloysius College Cronulla has the higher ICSEA (1089 vs 1086), indicating a more advantaged community.
- •St Aloysius College Cronulla is the larger school with 482 students compared with 421.
- •Our Lady of Mercy Catholic College Burraneer has grown faster over five years (13% vs 7%).
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 Our Lady of Mercy Catholic College Burraneer better than St Aloysius College Cronulla?
On the Success Index, St Aloysius College Cronulla ranks higher (80.7 vs 76.9 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 Our Lady of Mercy Catholic College Burraneer and St Aloysius College Cronulla?
About 747 m in a straight line, between Cronulla and Cronulla in New South Wales.
Which has the better student-to-teacher ratio?
Our Lady of Mercy Catholic College Burraneer has 11.7 students per full-time-equivalent teacher and St Aloysius College Cronulla has 11.8.
How do Our Lady of Mercy Catholic College Burraneer and St Aloysius College Cronulla rank in NSW?
Our Lady of Mercy Catholic College Burraneer is 44th of 539 and St Aloysius College Cronulla is 18th of 539 among secondary schools in New South Wales on the 2025 Success Index.