Specialised Assistance School For Youth (SASY) vs Trinity College Senior
A head-to-head comparison of two secondary schools in South Australia, 35 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Specialised Assistance School For Youth (SASY)
Adelaide · Independent high school · 8-12
205 students · ICSEA 1026
Trinity College Senior
Evanston South · Independent high school · 11-12
669 students · ICSEA 1025
| Measure | Specialised Assistance School For Youth (SASY) Adelaide SA | Trinity College Senior Evanston South SA |
|---|---|---|
| Success Index | 69 Top 25% | 59 Top 50% |
| State rank (type) | #16 of 84 | #26 of 84 |
| National rank (type) | #311 of 1,472 | #544 of 1,472 |
| Sector | Independent | Independent |
| Type | Secondary | Secondary |
| Year range | 8-12 | 11-12 |
| Students | 205 | 669 |
| Girls / boys | 139 / 66 | 339 / 330 |
| Foundation intake | – | – |
| Year 7 cohort | – | – |
| Year 12 cohort | 37 | 329 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +60% | +18% |
| ICSEA Average 1000 | 1026 | 1025 |
| ICSEA percentile | 58th | 58th |
| Top SEA quarter | 19% | 13% |
| Bottom SEA quarter | 26% | 24% |
| Students per teacher | 9.5 | 11.4 |
| Teaching staff (FTE) | 21.2 | 58.8 |
| Non-teaching staff (FTE) | 31.5 | 23.8 |
| Language background other than English | 4% | 21% |
| Indigenous students | 3% | 2% |
| Suburb | Adelaide 5000 | Evanston South 5116 |
| Council area | Adelaide | Gawler |
| Remoteness | Major Cities | Major Cities |
| Website | sasy.sa.edu.au/ | www.trinity.sa.edu.au |
The verdict
- •Specialised Assistance School For Youth (SASY) scores higher on the Success Index (68.8 vs 58.9).
- •Specialised Assistance School For Youth (SASY) has the higher ICSEA (1026 vs 1025), indicating a more advantaged community.
- •Specialised Assistance School For Youth (SASY) has fewer students per teacher (9.5 vs 11.4).
- •Trinity College Senior is the larger school with 669 students compared with 205.
- •Specialised Assistance School For Youth (SASY) has grown faster over five years (60% vs 18%).
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 Specialised Assistance School For Youth (SASY) better than Trinity College Senior?
On the Success Index, Specialised Assistance School For Youth (SASY) ranks higher (68.8 vs 58.9 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 Specialised Assistance School For Youth (SASY) and Trinity College Senior?
About 35 km in a straight line, between Adelaide and Evanston South in South Australia.
Which has the better student-to-teacher ratio?
Specialised Assistance School For Youth (SASY) has 9.5 students per full-time-equivalent teacher and Trinity College Senior has 11.4.
How do Specialised Assistance School For Youth (SASY) and Trinity College Senior rank in SA?
Specialised Assistance School For Youth (SASY) is 16th of 84 and Trinity College Senior is 26th of 84 among secondary schools in South Australia on the 2025 Success Index.