Australian International Academy, Kellyville Campus vs St Paul's Grammar School
A head-to-head comparison of two combined schools in New South Wales, 23 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Australian International Academy, Kellyville Campus
North Kellyville · Independent combined · K-12
733 students · ICSEA 1122
St Paul's Grammar School
Cranebrook · Independent combined · K-12
824 students · ICSEA 1121
| Measure | Australian International Academy, Kellyville Campus North Kellyville NSW | St Paul's Grammar School Cranebrook NSW |
|---|---|---|
| Success Index | 75 Top 25% | 71 Top 25% |
| State rank (type) | #62 of 314 | #85 of 314 |
| National rank (type) | #180 of 1,259 | #252 of 1,259 |
| Sector | Independent | Independent |
| Type | Combined | Combined |
| Year range | K-12 | K-12 |
| Students | 733 | 824 |
| Girls / boys | 363 / 370 | 392 / 432 |
| Foundation intake | 73 | 40 |
| Year 7 cohort | 68 | 84 |
| Year 12 cohort | 25 | 78 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +52% | -2% |
| ICSEA Average 1000 | 1122 | 1121 |
| ICSEA percentile | 90th | 89th |
| Top SEA quarter | 51% | 49% |
| Bottom SEA quarter | 5% | 6% |
| Students per teacher | 12.6 | 10.9 |
| Teaching staff (FTE) | 58.3 | 75.3 |
| Non-teaching staff (FTE) | 15.9 | 60.2 |
| Language background other than English | 97% | 36% |
| Indigenous students | 0% | 2% |
| Suburb | North Kellyville 2155 | Cranebrook 2749 |
| Council area | The Hills | Penrith |
| Remoteness | Major Cities | Major Cities |
| Website | kellyville.aia.nsw.edu.au/ | www.stpauls.nsw.edu.au |
The verdict
- •Australian International Academy, Kellyville Campus scores higher on the Success Index (74.9 vs 70.7).
- •Australian International Academy, Kellyville Campus has the higher ICSEA (1122 vs 1121), indicating a more advantaged community.
- •St Paul's Grammar School has fewer students per teacher (10.9 vs 12.6).
- •St Paul's Grammar School is the larger school with 824 students compared with 733.
- •Australian International Academy, Kellyville Campus has grown faster over five years (52% vs -2%).
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 Australian International Academy, Kellyville Campus better than St Paul's Grammar School?
On the Success Index, Australian International Academy, Kellyville Campus ranks higher (74.9 vs 70.7 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 Australian International Academy, Kellyville Campus and St Paul's Grammar School?
About 23 km in a straight line, between North Kellyville and Cranebrook in New South Wales.
Which has the better student-to-teacher ratio?
Australian International Academy, Kellyville Campus has 12.6 students per full-time-equivalent teacher and St Paul's Grammar School has 10.9.
How do Australian International Academy, Kellyville Campus and St Paul's Grammar School rank in NSW?
Australian International Academy, Kellyville Campus is 62nd of 314 and St Paul's Grammar School is 85th of 314 among combined schools in New South Wales on the 2025 Success Index.