Our Lady of Mercy Catholic College Burraneer vs St Aloysius Catholic Primary School
A head-to-head comparison of two schools in New South Wales, 1.7 km 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 Catholic Primary School
Cronulla · Catholic primary · K-6
178 students · ICSEA 1123
| Measure | Our Lady of Mercy Catholic College Burraneer Cronulla NSW | St Aloysius Catholic Primary School Cronulla NSW |
|---|---|---|
| Success Index | 77 Top 10% | 77 Top 10% |
| State rank (type) | #44 of 539 | #110 of 1,619 |
| National rank (type) | #115 of 1,472 | #400 of 4,908 |
| Sector | Catholic | Catholic |
| Type | Secondary | Primary |
| Year range | 7-12 | K-6 |
| Students | 421 | 178 |
| Girls / boys | 421 / 0 | 96 / 82 |
| Foundation intake | – | 24 |
| Year 7 cohort | 106 | – |
| Year 12 cohort | 16 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +13% | -4% |
| ICSEA Average 1000 | 1086 | 1123 |
| ICSEA percentile | 80th | 90th |
| Top SEA quarter | 33% | 48% |
| Bottom SEA quarter | 7% | 2% |
| Students per teacher | 11.7 | 15.2 |
| Teaching staff (FTE) | 36.0 | 11.7 |
| Non-teaching staff (FTE) | 11.1 | 4.6 |
| Language background other than English | 25% | 39% |
| Indigenous students | 2% | 3% |
| Suburb | Cronulla 2230 | Cronulla 2230 |
| Council area | Sutherland | Sutherland |
| Remoteness | Major Cities | Major Cities |
| Website | olmcburraneer.syd.catholic.edu.au | stacronulla.syd.catholic.edu.au |
The verdict
- •Both schools have almost identical Success Index scores (76.9 vs 76.9).
- •St Aloysius Catholic Primary School has the higher ICSEA (1123 vs 1086), indicating a more advantaged community.
- •Our Lady of Mercy Catholic College Burraneer has fewer students per teacher (11.7 vs 15.2).
- •Our Lady of Mercy Catholic College Burraneer is the larger school with 421 students compared with 178.
- •Our Lady of Mercy Catholic College Burraneer has grown faster over five years (13% vs -4%).
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 Catholic Primary School?
The two schools are very close on the Success Index. Differences in sector, size, year range and distance from home will matter more than the score.
How far apart are Our Lady of Mercy Catholic College Burraneer and St Aloysius Catholic Primary School?
About 1.7 km 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 Catholic Primary School has 15.2.
How do Our Lady of Mercy Catholic College Burraneer and St Aloysius Catholic Primary School rank in NSW?
Our Lady of Mercy Catholic College Burraneer is 44th of 539 and St Aloysius Catholic Primary School is 110th of 1,619 among secondary schools in New South Wales on the 2025 Success Index.