Christian Brothers College vs St Aloysius College
A head-to-head comparison of two combined schools in South Australia, 556 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Christian Brothers College
Adelaide · Catholic combined · R-12
990 students · ICSEA 1074
St Aloysius College
Adelaide · Catholic combined · R-12
1,091 students · ICSEA 1081
| Measure | Christian Brothers College Adelaide SA | St Aloysius College Adelaide SA |
|---|---|---|
| Success Index | 61 Top 50% | 60 Top 50% |
| State rank (type) | #28 of 145 | #30 of 145 |
| National rank (type) | #441 of 1,259 | #471 of 1,259 |
| Sector | Catholic | Catholic |
| Type | Combined | Combined |
| Year range | R-12 | R-12 |
| Students | 990 | 1,091 |
| Girls / boys | 0 / 990 | 1,091 / 0 |
| Foundation intake | 26 | 32 |
| Year 7 cohort | 129 | 141 |
| Year 12 cohort | 109 | 114 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +5% | -11% |
| ICSEA Average 1000 | 1074 | 1081 |
| ICSEA percentile | 77th | 79th |
| Top SEA quarter | 31% | 37% |
| Bottom SEA quarter | 13% | 13% |
| Students per teacher | 12.3 | 11.6 |
| Teaching staff (FTE) | 80.3 | 94.3 |
| Non-teaching staff (FTE) | 54.8 | 36.8 |
| Language background other than English | 26% | 31% |
| Indigenous students | 1% | 3% |
| Suburb | Adelaide 5000 | Adelaide 5000 |
| Council area | Adelaide | Adelaide |
| Remoteness | Major Cities | Major Cities |
| Website | www.cbc.sa.edu.au | www.sac.sa.edu.au |
The verdict
- •Christian Brothers College scores higher on the Success Index (61.2 vs 59.5).
- •St Aloysius College has the higher ICSEA (1081 vs 1074), indicating a more advantaged community.
- •St Aloysius College has fewer students per teacher (11.6 vs 12.3).
- •St Aloysius College is the larger school with 1,091 students compared with 990.
- •Christian Brothers College has grown faster over five years (5% vs -11%).
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 Windsor Gardens
Frequently asked questions
Is Christian Brothers College better than St Aloysius College?
On the Success Index, Christian Brothers College ranks higher (61.2 vs 59.5 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 Christian Brothers College and St Aloysius College?
About 556 m in a straight line, between Adelaide and Adelaide in South Australia.
Which has the better student-to-teacher ratio?
Christian Brothers College has 12.3 students per full-time-equivalent teacher and St Aloysius College has 11.6.
How do Christian Brothers College and St Aloysius College rank in SA?
Christian Brothers College is 28th of 145 and St Aloysius College is 30th of 145 among combined schools in South Australia on the 2025 Success Index.