ET Australia Secondary College vs Gosford High School
A head-to-head comparison of two schools in New South Wales, 911 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
ET Australia Secondary College
Gosford · Independent special · 7-12
280 students · ICSEA 976
Gosford High School
Gosford · Government high school · 7-12
1,067 students · ICSEA 1157
| Measure | ET Australia Secondary College Gosford NSW | Gosford High School Gosford NSW |
|---|---|---|
| Success Index | – Not rated | 77 Top 10% |
| State rank (type) | – | #43 of 539 |
| National rank (type) | – | #114 of 1,472 |
| Sector | Independent | Government |
| Type | Special | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 280 | 1,067 |
| Girls / boys | 148 / 132 | 464 / 603 |
| Foundation intake | – | – |
| Year 7 cohort | 63 | 180 |
| Year 12 cohort | 24 | 166 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +63% | +1% |
| ICSEA Average 1000 | 976 | 1157 |
| ICSEA percentile | 36th | 96th |
| Top SEA quarter | 7% | 60% |
| Bottom SEA quarter | 40% | 2% |
| Students per teacher | 9.5 | 14.8 |
| Teaching staff (FTE) | 29.6 | 71.6 |
| Non-teaching staff (FTE) | 24.1 | 14.2 |
| Language background other than English | 7% | 63% |
| Indigenous students | 13% | 1% |
| Suburb | Gosford 2250 | Gosford 2250 |
| Council area | Central Coast (NSW) | Central Coast (NSW) |
| Remoteness | Major Cities | Major Cities |
| Website | www.etaustralia.com/ | gosford-h.schools.nsw.gov.au |
The verdict
- •Gosford High School has the higher ICSEA (1157 vs 976), indicating a more advantaged community.
- •ET Australia Secondary College has fewer students per teacher (9.5 vs 14.8).
- •Gosford High School is the larger school with 1,067 students compared with 280.
- •ET Australia Secondary College has grown faster over five years (63% vs 1%).
- •ET Australia Secondary College is a independent school while Gosford High School is a government 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 ET Australia Secondary College better than Gosford High 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 ET Australia Secondary College and Gosford High School?
About 911 m in a straight line, between Gosford and Gosford in New South Wales.
Which has the better student-to-teacher ratio?
ET Australia Secondary College has 9.5 students per full-time-equivalent teacher and Gosford High School has 14.8.
How do ET Australia Secondary College and Gosford High School rank in NSW?
ET Australia Secondary College is unranked and Gosford High School is 43rd of 539 among special schools in New South Wales on the 2025 Success Index.