Mortdale Public School vs Oatley Public School
A head-to-head comparison of two primary schools in New South Wales, 1.2 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Mortdale Public School
Mortdale · Government primary · K-6
350 students · ICSEA 1096
Oatley Public School
Oatley · Government primary · K-6
365 students · ICSEA 1126
| Measure | Mortdale Public School Mortdale NSW | Oatley Public School Oatley NSW |
|---|---|---|
| Success Index | 66 Top 25% | 67 Top 25% |
| State rank (type) | #456 of 1,619 | #424 of 1,619 |
| National rank (type) | #1368 of 4,908 | #1300 of 4,908 |
| Sector | Government | Government |
| Type | Primary | Primary |
| Year range | K-6 | K-6 |
| Students | 350 | 365 |
| Girls / boys | 167 / 183 | 186 / 179 |
| Foundation intake | 48 | 41 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -14% | -27% |
| ICSEA Average 1000 | 1096 | 1126 |
| ICSEA percentile | 83th | 90th |
| Top SEA quarter | 36% | 50% |
| Bottom SEA quarter | 8% | 4% |
| Students per teacher | 17.7 | 19.1 |
| Teaching staff (FTE) | 19.8 | 19.1 |
| Non-teaching staff (FTE) | 2.9 | 3.6 |
| Language background other than English | 58% | 44% |
| Indigenous students | 1% | 2% |
| Suburb | Mortdale 2223 | Oatley 2223 |
| Council area | Georges River | Georges River |
| Remoteness | Major Cities | Major Cities |
| Website | mortdale-p.schools.nsw.gov.au | oatley-p.schools.nsw.gov.au |
The verdict
- •Both schools have almost identical Success Index scores (66.1 vs 66.8).
- •Oatley Public School has the higher ICSEA (1126 vs 1096), indicating a more advantaged community.
- •Mortdale Public School has fewer students per teacher (17.7 vs 19.1).
- •Oatley Public School is the larger school with 365 students compared with 350.
- •Mortdale Public School has grown faster over five years (-14% vs -27%).
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 Mortdale Public School better than Oatley Public School?
The two schools are very close on the Success Index. Differences in sector, size, year range and distance from home will matter more than the score.
How far apart are Mortdale Public School and Oatley Public School?
About 1.2 km in a straight line, between Mortdale and Oatley in New South Wales.
Which has the better student-to-teacher ratio?
Mortdale Public School has 17.7 students per full-time-equivalent teacher and Oatley Public School has 19.1.
How do Mortdale Public School and Oatley Public School rank in NSW?
Mortdale Public School is 456th of 1,619 and Oatley Public School is 424th of 1,619 among primary schools in New South Wales on the 2025 Success Index.