Castlereagh Public School vs St Paul's Grammar School
A head-to-head comparison of two schools in New South Wales, 4.6 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Castlereagh Public School
Castlereagh · Government primary · K-6
126 students · ICSEA 968
St Paul's Grammar School
Cranebrook · Independent combined · K-12
824 students · ICSEA 1121
| Measure | Castlereagh Public School Castlereagh NSW | St Paul's Grammar School Cranebrook NSW |
|---|---|---|
| Success Index | 37 Lower 50% | 71 Top 25% |
| State rank (type) | #1168 of 1,619 | #85 of 314 |
| National rank (type) | #3649 of 4,908 | #252 of 1,259 |
| Sector | Government | Independent |
| Type | Primary | Combined |
| Year range | K-6 | K-12 |
| Students | 126 | 824 |
| Girls / boys | 63 / 63 | 392 / 432 |
| Foundation intake | 23 | 40 |
| Year 7 cohort | – | 84 |
| Year 12 cohort | – | 78 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +25% | -2% |
| ICSEA Average 1000 | 968 | 1121 |
| ICSEA percentile | 32th | 89th |
| Top SEA quarter | 6% | 49% |
| Bottom SEA quarter | 44% | 6% |
| Students per teacher | 19.4 | 10.9 |
| Teaching staff (FTE) | 6.5 | 75.3 |
| Non-teaching staff (FTE) | 1.7 | 60.2 |
| Language background other than English | 6% | 36% |
| Indigenous students | 14% | 2% |
| Suburb | Castlereagh 2749 | Cranebrook 2749 |
| Council area | Penrith | Penrith |
| Remoteness | Major Cities | Major Cities |
| Website | castlereag-p.schools.nsw.gov.au | www.stpauls.nsw.edu.au |
The verdict
- •St Paul's Grammar School scores higher on the Success Index (70.7 vs 36.8).
- •St Paul's Grammar School has the higher ICSEA (1121 vs 968), indicating a more advantaged community.
- •St Paul's Grammar School has fewer students per teacher (10.9 vs 19.4).
- •St Paul's Grammar School is the larger school with 824 students compared with 126.
- •Castlereagh Public School has grown faster over five years (25% vs -2%).
- •Castlereagh Public School is a government school while St Paul's Grammar 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 Castlereagh Public School better than St Paul's Grammar School?
On the Success Index, St Paul's Grammar School ranks higher (70.7 vs 36.8 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 Castlereagh Public School and St Paul's Grammar School?
About 4.6 km in a straight line, between Castlereagh and Cranebrook in New South Wales.
Which has the better student-to-teacher ratio?
Castlereagh Public School has 19.4 students per full-time-equivalent teacher and St Paul's Grammar School has 10.9.
How do Castlereagh Public School and St Paul's Grammar School rank in NSW?
Castlereagh Public School is 1168th of 1,619 and St Paul's Grammar School is 85th of 314 among primary schools in New South Wales on the 2025 Success Index.