Aspect Treetop School vs Suneden Specialist School
A head-to-head comparison of two special schools in South Australia, 7.2 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Aspect Treetop School
Ashford · Independent special · U
75 students · ICSEA 1080
Suneden Specialist School
Mitchell Park · Independent special · U
72 students · ICSEA 1065
| Measure | Aspect Treetop School Ashford SA | Suneden Specialist School Mitchell Park SA |
|---|---|---|
| Success Index | – Not rated | – Not rated |
| State rank (type) | – | – |
| National rank (type) | – | – |
| Sector | Independent | Independent |
| Type | Special | Special |
| Year range | U | U |
| Students | 75 | 72 |
| Girls / boys | 16 / 59 | 24 / 48 |
| Foundation intake | – | – |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +15% | +6% |
| ICSEA Average 1000 | 1080 | 1065 |
| ICSEA percentile | 79th | 74th |
| Top SEA quarter | 34% | 27% |
| Bottom SEA quarter | 13% | 14% |
| Students per teacher | 3.7 | 6.0 |
| Teaching staff (FTE) | 20.2 | 12.0 |
| Non-teaching staff (FTE) | 22.4 | 25.7 |
| Language background other than English | 32% | 11% |
| Indigenous students | 1% | 3% |
| Suburb | Ashford 5035 | Mitchell Park 5043 |
| Council area | West Torrens | Marion |
| Remoteness | Major Cities | Major Cities |
| Website | www.autismspectrum.org.au/treetop | www.suneden.sa.edu.au |
The verdict
- •Aspect Treetop School has the higher ICSEA (1080 vs 1065), indicating a more advantaged community.
- •Aspect Treetop School has fewer students per teacher (3.7 vs 6.0).
- •Aspect Treetop School is the larger school with 75 students compared with 72.
- •Aspect Treetop School has grown faster over five years (15% vs 6%).
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 Aspect Treetop School better than Suneden Specialist 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 Aspect Treetop School and Suneden Specialist School?
About 7.2 km in a straight line, between Ashford and Mitchell Park in South Australia.
Which has the better student-to-teacher ratio?
Aspect Treetop School has 3.7 students per full-time-equivalent teacher and Suneden Specialist School has 6.0.
How do Aspect Treetop School and Suneden Specialist School rank in SA?
Aspect Treetop School is unranked and Suneden Specialist School is unranked among special schools in South Australia on the 2025 Success Index.