Mortlake Public School vs St Ambrose Catholic Primary 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.
Mortlake Public School
Concord · Government primary · K-6
261 students · ICSEA 1081
St Ambrose Catholic Primary School
Concord West · Catholic primary · K-6
484 students · ICSEA 1133
| Measure | Mortlake Public School Concord NSW | St Ambrose Catholic Primary School Concord West NSW |
|---|---|---|
| Success Index | 62 Top 50% | 72 Top 25% |
| State rank (type) | #581 of 1,619 | #231 of 1,619 |
| National rank (type) | #1776 of 4,908 | #805 of 4,908 |
| Sector | Government | Catholic |
| Type | Primary | Primary |
| Year range | K-6 | K-6 |
| Students | 261 | 484 |
| Girls / boys | 117 / 144 | 242 / 242 |
| Foundation intake | 27 | 87 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -30% | +19% |
| ICSEA Average 1000 | 1081 | 1133 |
| ICSEA percentile | 79th | 92th |
| Top SEA quarter | 32% | 53% |
| Bottom SEA quarter | 9% | 4% |
| Students per teacher | 14.7 | 19.0 |
| Teaching staff (FTE) | 17.7 | 25.5 |
| Non-teaching staff (FTE) | 5.6 | 6.6 |
| Language background other than English | 54% | 74% |
| Indigenous students | 2% | 1% |
| Suburb | Concord 2137 | Concord West 2138 |
| Council area | Canada Bay | Canada Bay |
| Remoteness | Major Cities | Major Cities |
| Website | mortlake-p.schools.nsw.gov.au | stambconcord.syd.catholic.edu.au |
The verdict
- •St Ambrose Catholic Primary School scores higher on the Success Index (72.3 vs 61.7).
- •St Ambrose Catholic Primary School has the higher ICSEA (1133 vs 1081), indicating a more advantaged community.
- •Mortlake Public School has fewer students per teacher (14.7 vs 19.0).
- •St Ambrose Catholic Primary School is the larger school with 484 students compared with 261.
- •St Ambrose Catholic Primary School has grown faster over five years (19% vs -30%).
- •Mortlake Public School is a government school while St Ambrose Catholic 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.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Your nearest centre: Success Tutoring Burwood
Frequently asked questions
Is Mortlake Public School better than St Ambrose Catholic Primary School?
On the Success Index, St Ambrose Catholic Primary School ranks higher (72.3 vs 61.7 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 Mortlake Public School and St Ambrose Catholic Primary School?
About 1.6 km in a straight line, between Concord and Concord West in New South Wales.
Which has the better student-to-teacher ratio?
Mortlake Public School has 14.7 students per full-time-equivalent teacher and St Ambrose Catholic Primary School has 19.0.
How do Mortlake Public School and St Ambrose Catholic Primary School rank in NSW?
Mortlake Public School is 581st of 1,619 and St Ambrose Catholic Primary School is 231st of 1,619 among primary schools in New South Wales on the 2025 Success Index.