A.G.B.U. Alexander Primary School vs Gibberagong Environmental Education Centre
A head-to-head comparison of two schools in New South Wales, 3.2 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
A.G.B.U. Alexander Primary School
Duffys Forest · Independent primary · K-6
78 students · ICSEA 962
Gibberagong Environmental Education Centre
North Turramurra · Government combined
| Measure | A.G.B.U. Alexander Primary School Duffys Forest NSW | Gibberagong Environmental Education Centre North Turramurra NSW |
|---|---|---|
| Success Index | 39 Lower 50% | – Not rated |
| State rank (type) | – | – |
| National rank (type) | – | – |
| Sector | Independent | Government |
| Type | Primary | Combined |
| Year range | K-6 | – |
| Students | 78 | – |
| Girls / boys | 37 / 41 | – / – |
| Foundation intake | 7 | – |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +34% | – |
| ICSEA Average 1000 | 962 | – |
| ICSEA percentile | 30th | – |
| Top SEA quarter | 5% | – |
| Bottom SEA quarter | 55% | – |
| Students per teacher | 9.1 | – |
| Teaching staff (FTE) | 8.6 | 2.0 |
| Non-teaching staff (FTE) | 7.0 | 1.2 |
| Language background other than English | 96% | – |
| Indigenous students | 0% | – |
| Suburb | Duffys Forest 2084 | North Turramurra 2074 |
| Council area | Northern Beaches | Hornsby |
| Remoteness | Major Cities | Major Cities |
| Website | www.alexander.nsw.edu.au | artsunit.nsw.edu.au/local-arts-program/bush-studio-gibberagong-environmental-education-centre |
The verdict
- •A.G.B.U. Alexander Primary School is a independent school while Gibberagong Environmental Education Centre 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 A.G.B.U. Alexander Primary School better than Gibberagong Environmental Education Centre?
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 A.G.B.U. Alexander Primary School and Gibberagong Environmental Education Centre?
About 3.2 km in a straight line, between Duffys Forest and North Turramurra in New South Wales.
Which has the better student-to-teacher ratio?
Staffing data is not available for one of the schools.
How do A.G.B.U. Alexander Primary School and Gibberagong Environmental Education Centre rank in NSW?
A.G.B.U. Alexander Primary School is unranked and Gibberagong Environmental Education Centre is unranked among primary schools in New South Wales on the 2025 Success Index.