Conservatorium High School vs Sydney Girls High School
A head-to-head comparison of two secondary schools in New South Wales, 3.5 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Conservatorium High School
Sydney · Government high school · 7-12
156 students · ICSEA 1194
Sydney Girls High School
Surry Hills · Government high school · 7-12
929 students · ICSEA 1193
| Measure | Conservatorium High School Sydney NSW | Sydney Girls High School Surry Hills NSW |
|---|---|---|
| Success Index | 86 Top 5% | 72 Top 25% |
| State rank (type) | #5 of 539 | #87 of 539 |
| National rank (type) | #8 of 1,472 | #240 of 1,472 |
| Sector | Government | Government |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 156 | 929 |
| Girls / boys | 81 / 75 | 929 / 0 |
| Foundation intake | – | – |
| Year 7 cohort | 24 | 150 |
| Year 12 cohort | 40 | 167 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +2% | +1% |
| ICSEA Average 1000 | 1194 | 1193 |
| ICSEA percentile | 99th | 99th |
| Top SEA quarter | 72% | 71% |
| Bottom SEA quarter | 0% | 2% |
| Students per teacher | 7.7 | 14.7 |
| Teaching staff (FTE) | 20.0 | 63.3 |
| Non-teaching staff (FTE) | 5.8 | 12.4 |
| Language background other than English | 82% | 91% |
| Indigenous students | 0% | 0% |
| Suburb | Sydney 2000 | Surry Hills 2010 |
| Council area | Sydney | Sydney |
| Remoteness | Major Cities | Major Cities |
| Website | conservat-h.schools.nsw.gov.au | sydneygirl-h.schools.nsw.gov.au |
The verdict
- •Conservatorium High School scores higher on the Success Index (86.3 vs 71.8).
- •Conservatorium High School has the higher ICSEA (1194 vs 1193), indicating a more advantaged community.
- •Conservatorium High School has fewer students per teacher (7.7 vs 14.7).
- •Sydney Girls High School is the larger school with 929 students compared with 156.
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 Lane Cove
Frequently asked questions
Is Conservatorium High School better than Sydney Girls High School?
On the Success Index, Conservatorium High School ranks higher (86.3 vs 71.8 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 Conservatorium High School and Sydney Girls High School?
About 3.5 km in a straight line, between Sydney and Surry Hills in New South Wales.
Which has the better student-to-teacher ratio?
Conservatorium High School has 7.7 students per full-time-equivalent teacher and Sydney Girls High School has 14.7.
How do Conservatorium High School and Sydney Girls High School rank in NSW?
Conservatorium High School is 5th of 539 and Sydney Girls High School is 87th of 539 among secondary schools in New South Wales on the 2025 Success Index.