Avondale School vs Lakes Grammar - An Anglican School
A head-to-head comparison of two combined schools in New South Wales, 20 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Avondale School
Cooranbong · Independent combined · K-12
977 students · ICSEA 1055
Lakes Grammar - An Anglican School
Warnervale · Independent combined · K-12
796 students · ICSEA 1054
| Measure | Avondale School Cooranbong NSW | Lakes Grammar - An Anglican School Warnervale NSW |
|---|---|---|
| Success Index | 48 Top 50% | 47 Lower 50% |
| State rank (type) | #216 of 314 | #223 of 314 |
| National rank (type) | #685 of 1,259 | #714 of 1,259 |
| Sector | Independent | Independent |
| Type | Combined | Combined |
| Year range | K-12 | K-12 |
| Students | 977 | 796 |
| Girls / boys | 513 / 464 | 424 / 372 |
| Foundation intake | 61 | 53 |
| Year 7 cohort | 98 | 50 |
| Year 12 cohort | 53 | 40 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +14% | -11% |
| ICSEA Average 1000 | 1055 | 1054 |
| ICSEA percentile | 70th | 70th |
| Top SEA quarter | 23% | 25% |
| Bottom SEA quarter | 13% | 14% |
| Students per teacher | 14.5 | 12.5 |
| Teaching staff (FTE) | 67.2 | 63.6 |
| Non-teaching staff (FTE) | 44.8 | 22.3 |
| Language background other than English | 12% | 17% |
| Indigenous students | 5% | 7% |
| Suburb | Cooranbong 2265 | Warnervale 2259 |
| Council area | Lake Macquarie | Central Coast (NSW) |
| Remoteness | Major Cities | Major Cities |
| Website | www.avondaleschool.nsw.edu.au/ | www.lakes.nsw.edu.au |
The verdict
- •Avondale School scores higher on the Success Index (48.3 vs 47.3).
- •Avondale School has the higher ICSEA (1055 vs 1054), indicating a more advantaged community.
- •Lakes Grammar - An Anglican School has fewer students per teacher (12.5 vs 14.5).
- •Avondale School is the larger school with 977 students compared with 796.
- •Avondale School has grown faster over five years (14% vs -11%).
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 Avondale School better than Lakes Grammar - An Anglican School?
On the Success Index, Avondale School ranks higher (48.3 vs 47.3 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 Avondale School and Lakes Grammar - An Anglican School?
About 20 km in a straight line, between Cooranbong and Warnervale in New South Wales.
Which has the better student-to-teacher ratio?
Avondale School has 14.5 students per full-time-equivalent teacher and Lakes Grammar - An Anglican School has 12.5.
How do Avondale School and Lakes Grammar - An Anglican School rank in NSW?
Avondale School is 216th of 314 and Lakes Grammar - An Anglican School is 223rd of 314 among combined schools in New South Wales on the 2025 Success Index.