Seaview High School vs Suneden Specialist School
A head-to-head comparison of two schools in South Australia, 2.1 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Seaview High School
Seacombe Heights · Government high school · U, 7-12
1,377 students · ICSEA 1038
Suneden Specialist School
Mitchell Park · Independent special · U
72 students · ICSEA 1065
| Measure | Seaview High School Seacombe Heights SA | Suneden Specialist School Mitchell Park SA |
|---|---|---|
| Success Index | 61 Top 50% | – Not rated |
| State rank (type) | #24 of 84 | – |
| National rank (type) | #481 of 1,472 | – |
| Sector | Government | Independent |
| Type | Secondary | Special |
| Year range | U, 7-12 | U |
| Students | 1,377 | 72 |
| Girls / boys | 695 / 682 | 24 / 48 |
| Foundation intake | – | – |
| Year 7 cohort | 233 | – |
| Year 12 cohort | 215 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +57% | +6% |
| ICSEA Average 1000 | 1038 | 1065 |
| ICSEA percentile | 63th | 74th |
| Top SEA quarter | 17% | 27% |
| Bottom SEA quarter | 21% | 14% |
| Students per teacher | 15.3 | 6.0 |
| Teaching staff (FTE) | 89.9 | 12.0 |
| Non-teaching staff (FTE) | 34.2 | 25.7 |
| Language background other than English | 13% | 11% |
| Indigenous students | 2% | 3% |
| Suburb | Seacombe Heights 5047 | Mitchell Park 5043 |
| Council area | Marion | Marion |
| Remoteness | Major Cities | Major Cities |
| Website | www.seaviewhs.sa.edu.au | www.suneden.sa.edu.au |
The verdict
- •Suneden Specialist School has the higher ICSEA (1065 vs 1038), indicating a more advantaged community.
- •Suneden Specialist School has fewer students per teacher (6.0 vs 15.3).
- •Seaview High School is the larger school with 1,377 students compared with 72.
- •Seaview High School has grown faster over five years (57% vs 6%).
- •Seaview High School is a government school while Suneden Specialist School is an independent school, so fees and enrolment rules differ.
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 Seaview High 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 Seaview High School and Suneden Specialist School?
About 2.1 km in a straight line, between Seacombe Heights and Mitchell Park in South Australia.
Which has the better student-to-teacher ratio?
Seaview High School has 15.3 students per full-time-equivalent teacher and Suneden Specialist School has 6.0.
How do Seaview High School and Suneden Specialist School rank in SA?
Seaview High School is 24th of 84 and Suneden Specialist School is unranked among secondary schools in South Australia on the 2025 Success Index.