Mosman High School vs Sacred Heart Catholic Primary School
A head-to-head comparison of two schools in New South Wales, 870 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Mosman High School
Mosman · Government high school · 7-12
1,087 students · ICSEA 1126
Sacred Heart Catholic Primary School
Mosman · Catholic primary · K-6
373 students · ICSEA 1189
| Measure | Mosman High School Mosman NSW | Sacred Heart Catholic Primary School Mosman NSW |
|---|---|---|
| Success Index | 73 Top 25% | 84 Top 5% |
| State rank (type) | #78 of 539 | #15 of 1,619 |
| National rank (type) | #215 of 1,472 | #57 of 4,908 |
| Sector | Government | Catholic |
| Type | Secondary | Primary |
| Year range | 7-12 | K-6 |
| Students | 1,087 | 373 |
| Girls / boys | 514 / 573 | 191 / 182 |
| Foundation intake | – | 61 |
| Year 7 cohort | 183 | – |
| Year 12 cohort | 171 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +2% | -3% |
| ICSEA Average 1000 | 1126 | 1189 |
| ICSEA percentile | 91th | 99th |
| Top SEA quarter | 50% | 74% |
| Bottom SEA quarter | 3% | 0% |
| Students per teacher | 14.4 | 16.7 |
| Teaching staff (FTE) | 75.3 | 22.3 |
| Non-teaching staff (FTE) | 14.0 | 6.6 |
| Language background other than English | 43% | 27% |
| Indigenous students | 0% | 1% |
| Suburb | Mosman 2088 | Mosman 2088 |
| Council area | Mosman | Mosman |
| Remoteness | Major Cities | Major Cities |
| Website | mosman-h.schools.nsw.gov.au | shmosman.syd.catholic.edu.au |
The verdict
- •Sacred Heart Catholic Primary School scores higher on the Success Index (83.8 vs 72.7).
- •Sacred Heart Catholic Primary School has the higher ICSEA (1189 vs 1126), indicating a more advantaged community.
- •Mosman High School has fewer students per teacher (14.4 vs 16.7).
- •Mosman High School is the larger school with 1,087 students compared with 373.
- •Mosman High School has grown faster over five years (2% vs -3%).
- •Mosman High School is a government school while Sacred Heart 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.
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Frequently asked questions
Is Mosman High School better than Sacred Heart Catholic Primary School?
On the Success Index, Sacred Heart Catholic Primary School ranks higher (83.8 vs 72.7 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 Mosman High School and Sacred Heart Catholic Primary School?
About 870 m in a straight line, between Mosman and Mosman in New South Wales.
Which has the better student-to-teacher ratio?
Mosman High School has 14.4 students per full-time-equivalent teacher and Sacred Heart Catholic Primary School has 16.7.
How do Mosman High School and Sacred Heart Catholic Primary School rank in NSW?
Mosman High School is 78th of 539 and Sacred Heart Catholic Primary School is 15th of 1,619 among secondary schools in New South Wales on the 2025 Success Index.