Seaford Secondary College vs Waikerie High School
A head-to-head comparison of two secondary schools in South Australia, 176 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Seaford Secondary College
Seaford · Government high school · U, 7-12
829 students · ICSEA 962
Waikerie High School
Waikerie · Government high school · 7-12
301 students · ICSEA 962
| Measure | Seaford Secondary College Seaford SA | Waikerie High School Waikerie SA |
|---|---|---|
| Success Index | 33 Lower 50% | 37 Lower 50% |
| State rank (type) | #61 of 84 | #59 of 84 |
| National rank (type) | #1107 of 1,472 | #1036 of 1,472 |
| Sector | Government | Government |
| Type | Secondary | Secondary |
| Year range | U, 7-12 | 7-12 |
| Students | 829 | 301 |
| Girls / boys | 388 / 441 | 146 / 155 |
| Foundation intake | – | – |
| Year 7 cohort | 106 | 59 |
| Year 12 cohort | 104 | 42 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +1% | +14% |
| ICSEA Average 1000 | 962 | 962 |
| ICSEA percentile | 30th | 30th |
| Top SEA quarter | 5% | 7% |
| Bottom SEA quarter | 50% | 48% |
| Students per teacher | 13.3 | 12.9 |
| Teaching staff (FTE) | 62.5 | 23.4 |
| Non-teaching staff (FTE) | 39.1 | 10.1 |
| Language background other than English | 9% | 9% |
| Indigenous students | 7% | 6% |
| Suburb | Seaford 5169 | Waikerie 5330 |
| Council area | Onkaparinga | Loxton Waikerie |
| Remoteness | Major Cities | Outer Regional |
| Website | www.seafordhs.sa.edu.au | www.waikeriehs.sa.edu.au |
The verdict
- •Waikerie High School scores higher on the Success Index (36.5 vs 33.3).
- •Seaford Secondary College is the larger school with 829 students compared with 301.
- •Waikerie High School has grown faster over five years (14% vs 1%).
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 Seaford Secondary College better than Waikerie High School?
On the Success Index, Waikerie High School ranks higher (36.5 vs 33.3 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 Seaford Secondary College and Waikerie High School?
About 176 km in a straight line, between Seaford and Waikerie in South Australia.
Which has the better student-to-teacher ratio?
Seaford Secondary College has 13.3 students per full-time-equivalent teacher and Waikerie High School has 12.9.
How do Seaford Secondary College and Waikerie High School rank in SA?
Seaford Secondary College is 61st of 84 and Waikerie High School is 59th of 84 among secondary schools in South Australia on the 2025 Success Index.