St Catherine of Siena Catholic Primary School vs William Carey Christian School
A head-to-head comparison of two schools in New South Wales, 1.7 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
St Catherine of Siena Catholic Primary School
Prestons · Catholic primary · K-6
646 students · ICSEA 1088
William Carey Christian School
Prestons · Independent combined · K-12
1,325 students · ICSEA 1105
| Measure | St Catherine of Siena Catholic Primary School Prestons NSW | William Carey Christian School Prestons NSW |
|---|---|---|
| Success Index | 65 Top 50% | 68 Top 25% |
| State rank (type) | #474 of 1,619 | #103 of 314 |
| National rank (type) | #1449 of 4,908 | #303 of 1,259 |
| Sector | Catholic | Independent |
| Type | Primary | Combined |
| Year range | K-6 | K-12 |
| Students | 646 | 1,325 |
| Girls / boys | 353 / 293 | 615 / 710 |
| Foundation intake | 92 | 103 |
| Year 7 cohort | – | 123 |
| Year 12 cohort | – | 65 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +3% | +14% |
| ICSEA Average 1000 | 1088 | 1105 |
| ICSEA percentile | 81th | 86th |
| Top SEA quarter | 35% | 42% |
| Bottom SEA quarter | 8% | 7% |
| Students per teacher | 18.8 | 12.6 |
| Teaching staff (FTE) | 34.4 | 104.8 |
| Non-teaching staff (FTE) | 11.6 | 63.5 |
| Language background other than English | 87% | 65% |
| Indigenous students | 1% | 1% |
| Suburb | Prestons 2170 | Prestons 2170 |
| Council area | Liverpool | Liverpool |
| Remoteness | Major Cities | Major Cities |
| Website | stcosprestons.syd.catholic.edu.au | www.wccs.nsw.edu.au |
The verdict
- •William Carey Christian School scores higher on the Success Index (68.1 vs 65.1).
- •William Carey Christian School has the higher ICSEA (1105 vs 1088), indicating a more advantaged community.
- •William Carey Christian School has fewer students per teacher (12.6 vs 18.8).
- •William Carey Christian School is the larger school with 1,325 students compared with 646.
- •William Carey Christian School has grown faster over five years (14% vs 3%).
- •St Catherine of Siena Catholic Primary School is a catholic school while William Carey Christian 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 St Catherine of Siena Catholic Primary School better than William Carey Christian School?
On the Success Index, William Carey Christian School ranks higher (68.1 vs 65.1 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 St Catherine of Siena Catholic Primary School and William Carey Christian School?
About 1.7 km in a straight line, between Prestons and Prestons in New South Wales.
Which has the better student-to-teacher ratio?
St Catherine of Siena Catholic Primary School has 18.8 students per full-time-equivalent teacher and William Carey Christian School has 12.6.
How do St Catherine of Siena Catholic Primary School and William Carey Christian School rank in NSW?
St Catherine of Siena Catholic Primary School is 474th of 1,619 and William Carey Christian School is 103rd of 314 among primary schools in New South Wales on the 2025 Success Index.