Marayong South Public School vs St John Vianney's Primary School
A head-to-head comparison of two primary schools in New South Wales, 1.4 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Marayong South Public School
Blacktown · Government primary · K-6
286 students · ICSEA 1010
St John Vianney's Primary School
Doonside · Catholic primary · K-6
348 students · ICSEA 1083
| Measure | Marayong South Public School Blacktown NSW | St John Vianney's Primary School Doonside NSW |
|---|---|---|
| Success Index | 46 Lower 50% | 69 Top 25% |
| State rank (type) | #969 of 1,619 | #343 of 1,619 |
| National rank (type) | #3010 of 4,908 | #1120 of 4,908 |
| Sector | Government | Catholic |
| Type | Primary | Primary |
| Year range | K-6 | K-6 |
| Students | 286 | 348 |
| Girls / boys | 118 / 168 | 162 / 186 |
| Foundation intake | 41 | 50 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -16% | -7% |
| ICSEA Average 1000 | 1010 | 1083 |
| ICSEA percentile | 52th | 80th |
| Top SEA quarter | 15% | 40% |
| Bottom SEA quarter | 30% | 7% |
| Students per teacher | 17.7 | 13.9 |
| Teaching staff (FTE) | 16.2 | 25.0 |
| Non-teaching staff (FTE) | 2.6 | 4.6 |
| Language background other than English | 67% | 70% |
| Indigenous students | 9% | 2% |
| Suburb | Blacktown 2148 | Doonside 2767 |
| Council area | Blacktown | Blacktown |
| Remoteness | Major Cities | Major Cities |
| Website | marayongs-p.schools.nsw.gov.au | www.stjohnvianneysdoonside.catholic.edu.au |
The verdict
- •St John Vianney's Primary School scores higher on the Success Index (68.9 vs 45.9).
- •St John Vianney's Primary School has the higher ICSEA (1083 vs 1010), indicating a more advantaged community.
- •St John Vianney's Primary School has fewer students per teacher (13.9 vs 17.7).
- •St John Vianney's Primary School is the larger school with 348 students compared with 286.
- •St John Vianney's Primary School has grown faster over five years (-7% vs -16%).
- •Marayong South Public School is a government school while St John Vianney's Primary School is a catholic 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 Marayong South Public School better than St John Vianney's Primary School?
On the Success Index, St John Vianney's Primary School ranks higher (68.9 vs 45.9 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 Marayong South Public School and St John Vianney's Primary School?
About 1.4 km in a straight line, between Blacktown and Doonside in New South Wales.
Which has the better student-to-teacher ratio?
Marayong South Public School has 17.7 students per full-time-equivalent teacher and St John Vianney's Primary School has 13.9.
How do Marayong South Public School and St John Vianney's Primary School rank in NSW?
Marayong South Public School is 969th of 1,619 and St John Vianney's Primary School is 343rd of 1,619 among primary schools in New South Wales on the 2025 Success Index.