Holy Spirit Primary School vs St Marys South Public School
A head-to-head comparison of two primary schools in New South Wales, 1.6 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Holy Spirit Primary School
St Clair · Catholic primary · K-6
331 students · ICSEA 1043
St Marys South Public School
St Marys · Government primary · K-6
319 students · ICSEA 945
| Measure | Holy Spirit Primary School St Clair NSW | St Marys South Public School St Marys NSW |
|---|---|---|
| Success Index | 60 Top 50% | 24 Lower 50% |
| State rank (type) | #628 of 1,619 | #1491 of 1,619 |
| National rank (type) | #1909 of 4,908 | #4539 of 4,908 |
| Sector | Catholic | Government |
| Type | Primary | Primary |
| Year range | K-6 | K-6 |
| Students | 331 | 319 |
| Girls / boys | 187 / 144 | 165 / 154 |
| Foundation intake | 55 | 48 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -8% | -1% |
| ICSEA Average 1000 | 1043 | 945 |
| ICSEA percentile | 66th | 23th |
| Top SEA quarter | 18% | 4% |
| Bottom SEA quarter | 20% | 56% |
| Students per teacher | 14.7 | 16.8 |
| Teaching staff (FTE) | 22.5 | 19.0 |
| Non-teaching staff (FTE) | 7.6 | 2.9 |
| Language background other than English | 41% | 40% |
| Indigenous students | 1% | 8% |
| Suburb | St Clair 2759 | St Marys 2760 |
| Council area | Penrith | Penrith |
| Remoteness | Major Cities | Major Cities |
| Website | www.hsstclair.catholic.edu.au | stmarysth-p.schools.nsw.gov.au |
The verdict
- •Holy Spirit Primary School scores higher on the Success Index (60.2 vs 24.4).
- •Holy Spirit Primary School has the higher ICSEA (1043 vs 945), indicating a more advantaged community.
- •Holy Spirit Primary School has fewer students per teacher (14.7 vs 16.8).
- •Holy Spirit Primary School is the larger school with 331 students compared with 319.
- •St Marys South Public School has grown faster over five years (-1% vs -8%).
- •Holy Spirit Primary School is a catholic school while St Marys South Public School 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 Holy Spirit Primary School better than St Marys South Public School?
On the Success Index, Holy Spirit Primary School ranks higher (60.2 vs 24.4 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 Holy Spirit Primary School and St Marys South Public School?
About 1.6 km in a straight line, between St Clair and St Marys in New South Wales.
Which has the better student-to-teacher ratio?
Holy Spirit Primary School has 14.7 students per full-time-equivalent teacher and St Marys South Public School has 16.8.
How do Holy Spirit Primary School and St Marys South Public School rank in NSW?
Holy Spirit Primary School is 628th of 1,619 and St Marys South Public School is 1491st of 1,619 among primary schools in New South Wales on the 2025 Success Index.