Marist Catholic College Penshurst vs Mortdale Public School
A head-to-head comparison of two schools in New South Wales, 619 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Marist Catholic College Penshurst
Mortdale · Catholic high school · 7-12
1,343 students · ICSEA 1090
Mortdale Public School
Mortdale · Government primary · K-6
350 students · ICSEA 1096
| Measure | Marist Catholic College Penshurst Mortdale NSW | Mortdale Public School Mortdale NSW |
|---|---|---|
| Success Index | 73 Top 25% | 66 Top 25% |
| State rank (type) | #69 of 539 | #456 of 1,619 |
| National rank (type) | #197 of 1,472 | #1368 of 4,908 |
| Sector | Catholic | Government |
| Type | Secondary | Primary |
| Year range | 7-12 | K-6 |
| Students | 1,343 | 350 |
| Girls / boys | 680 / 663 | 167 / 183 |
| Foundation intake | – | 48 |
| Year 7 cohort | 238 | – |
| Year 12 cohort | 202 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +34% | -14% |
| ICSEA Average 1000 | 1090 | 1096 |
| ICSEA percentile | 81th | 83th |
| Top SEA quarter | 34% | 36% |
| Bottom SEA quarter | 7% | 8% |
| Students per teacher | 13.9 | 17.7 |
| Teaching staff (FTE) | 96.4 | 19.8 |
| Non-teaching staff (FTE) | 25.7 | 2.9 |
| Language background other than English | 70% | 58% |
| Indigenous students | 2% | 1% |
| Suburb | Mortdale 2223 | Mortdale 2223 |
| Council area | Georges River | Georges River |
| Remoteness | Major Cities | Major Cities |
| Website | maristpenshurst.syd.catholic.edu.au | mortdale-p.schools.nsw.gov.au |
The verdict
- •Marist Catholic College Penshurst scores higher on the Success Index (73.4 vs 66.1).
- •Mortdale Public School has the higher ICSEA (1096 vs 1090), indicating a more advantaged community.
- •Marist Catholic College Penshurst has fewer students per teacher (13.9 vs 17.7).
- •Marist Catholic College Penshurst is the larger school with 1,343 students compared with 350.
- •Marist Catholic College Penshurst has grown faster over five years (34% vs -14%).
- •Marist Catholic College Penshurst is a catholic school while Mortdale 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 Marist Catholic College Penshurst better than Mortdale Public School?
On the Success Index, Marist Catholic College Penshurst ranks higher (73.4 vs 66.1 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 Marist Catholic College Penshurst and Mortdale Public School?
About 619 m in a straight line, between Mortdale and Mortdale in New South Wales.
Which has the better student-to-teacher ratio?
Marist Catholic College Penshurst has 13.9 students per full-time-equivalent teacher and Mortdale Public School has 17.7.
How do Marist Catholic College Penshurst and Mortdale Public School rank in NSW?
Marist Catholic College Penshurst is 69th of 539 and Mortdale Public School is 456th of 1,619 among secondary schools in New South Wales on the 2025 Success Index.