Morialta Secondary College vs Stradbroke School
A head-to-head comparison of two schools in South Australia, 1.1 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Morialta Secondary College
Rostrevor · Government high school · U, 7-10
570 students · ICSEA 1075
Stradbroke School
Rostrevor · Government primary · U, R-6
694 students · ICSEA 1111
| Measure | Morialta Secondary College Rostrevor SA | Stradbroke School Rostrevor SA |
|---|---|---|
| Success Index | 72 Top 25% | 70 Top 25% |
| State rank (type) | #12 of 84 | #57 of 348 |
| National rank (type) | #244 of 1,472 | #993 of 4,908 |
| Sector | Government | Government |
| Type | Secondary | Primary |
| Year range | U, 7-10 | U, R-6 |
| Students | 570 | 694 |
| Girls / boys | 258 / 312 | 330 / 364 |
| Foundation intake | – | 111 |
| Year 7 cohort | 199 | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | – | -15% |
| ICSEA Average 1000 | 1075 | 1111 |
| ICSEA percentile | 77th | 87th |
| Top SEA quarter | 31% | 44% |
| Bottom SEA quarter | 12% | 7% |
| Students per teacher | 13.1 | 16.9 |
| Teaching staff (FTE) | 43.5 | 41.0 |
| Non-teaching staff (FTE) | 18.0 | 16.3 |
| Language background other than English | 35% | 47% |
| Indigenous students | 2% | 1% |
| Suburb | Rostrevor 5073 | Rostrevor 5073 |
| Council area | Campbelltown (SA) | Campbelltown (SA) |
| Remoteness | Major Cities | Major Cities |
| Website | morialtasecondarycollege.sa.edu.au/ | www.stradsch.sa.edu.au |
The verdict
- •Morialta Secondary College scores higher on the Success Index (71.7 vs 70.3).
- •Stradbroke School has the higher ICSEA (1111 vs 1075), indicating a more advantaged community.
- •Morialta Secondary College has fewer students per teacher (13.1 vs 16.9).
- •Stradbroke School is the larger school with 694 students compared with 570.
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 Morialta Secondary College better than Stradbroke School?
On the Success Index, Morialta Secondary College ranks higher (71.7 vs 70.3 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 Morialta Secondary College and Stradbroke School?
About 1.1 km in a straight line, between Rostrevor and Rostrevor in South Australia.
Which has the better student-to-teacher ratio?
Morialta Secondary College has 13.1 students per full-time-equivalent teacher and Stradbroke School has 16.9.
How do Morialta Secondary College and Stradbroke School rank in SA?
Morialta Secondary College is 12th of 84 and Stradbroke School is 57th of 348 among secondary schools in South Australia on the 2025 Success Index.