Mosman High School vs SCECGS Redlands
A head-to-head comparison of two schools in New South Wales, 1.5 km 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
SCECGS Redlands
Cremorne · Independent combined · K-12
1,680 students · ICSEA 1190
| Measure | Mosman High School Mosman NSW | SCECGS Redlands Cremorne NSW |
|---|---|---|
| Success Index | 73 Top 25% | 81 Top 10% |
| State rank (type) | #78 of 539 | #41 of 314 |
| National rank (type) | #215 of 1,472 | #100 of 1,259 |
| Sector | Government | Independent |
| Type | Secondary | Combined |
| Year range | 7-12 | K-12 |
| Students | 1,087 | 1,680 |
| Girls / boys | 514 / 573 | 845 / 835 |
| Foundation intake | – | 73 |
| Year 7 cohort | 183 | 174 |
| Year 12 cohort | 171 | 158 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +2% | +4% |
| ICSEA Average 1000 | 1126 | 1190 |
| ICSEA percentile | 91th | 99th |
| Top SEA quarter | 50% | 77% |
| Bottom SEA quarter | 3% | 0% |
| Students per teacher | 14.4 | 10.3 |
| Teaching staff (FTE) | 75.3 | 163.8 |
| Non-teaching staff (FTE) | 14.0 | 118.2 |
| Language background other than English | 43% | 18% |
| Indigenous students | 0% | 0% |
| Suburb | Mosman 2088 | Cremorne 2090 |
| Council area | Mosman | North Sydney |
| Remoteness | Major Cities | Major Cities |
| Website | mosman-h.schools.nsw.gov.au | www.redlands.nsw.edu.au/ |
The verdict
- •SCECGS Redlands scores higher on the Success Index (80.6 vs 72.7).
- •SCECGS Redlands has the higher ICSEA (1190 vs 1126), indicating a more advantaged community.
- •SCECGS Redlands has fewer students per teacher (10.3 vs 14.4).
- •SCECGS Redlands is the larger school with 1,680 students compared with 1,087.
- •Mosman High School is a government school while SCECGS Redlands is an independent 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 SCECGS Redlands?
On the Success Index, SCECGS Redlands ranks higher (80.6 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 SCECGS Redlands?
About 1.5 km in a straight line, between Mosman and Cremorne 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 SCECGS Redlands has 10.3.
How do Mosman High School and SCECGS Redlands rank in NSW?
Mosman High School is 78th of 539 and SCECGS Redlands is 41st of 314 among secondary schools in New South Wales on the 2025 Success Index.