Central Coast Grammar School vs Erina High School
A head-to-head comparison of two schools in New South Wales, 2.3 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Central Coast Grammar School
Erina Heights · Independent combined · K-12
1,561 students · ICSEA 1155
Erina High School
Erina · Government high school · 7-12
781 students · ICSEA 996
| Measure | Central Coast Grammar School Erina Heights NSW | Erina High School Erina NSW |
|---|---|---|
| Success Index | 77 Top 25% | 49 Lower 50% |
| State rank (type) | #54 of 314 | #286 of 539 |
| National rank (type) | #148 of 1,259 | #769 of 1,472 |
| Sector | Independent | Government |
| Type | Combined | Secondary |
| Year range | K-12 | 7-12 |
| Students | 1,561 | 781 |
| Girls / boys | 759 / 802 | 389 / 392 |
| Foundation intake | 87 | – |
| Year 7 cohort | 170 | 148 |
| Year 12 cohort | 118 | 71 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +20% | +8% |
| ICSEA Average 1000 | 1155 | 996 |
| ICSEA percentile | 96th | 45th |
| Top SEA quarter | 62% | 10% |
| Bottom SEA quarter | 2% | 32% |
| Students per teacher | 11.6 | 13.2 |
| Teaching staff (FTE) | 134.8 | 59.1 |
| Non-teaching staff (FTE) | 58.6 | 14.7 |
| Language background other than English | 16% | 12% |
| Indigenous students | 2% | 8% |
| Suburb | Erina Heights 2260 | Erina 2250 |
| Council area | Central Coast (NSW) | Central Coast (NSW) |
| Remoteness | Major Cities | Major Cities |
| Website | www.ccgs.nsw.edu.au | erina-h.schools.nsw.gov.au |
The verdict
- •Central Coast Grammar School scores higher on the Success Index (77.3 vs 48.5).
- •Central Coast Grammar School has the higher ICSEA (1155 vs 996), indicating a more advantaged community.
- •Central Coast Grammar School has fewer students per teacher (11.6 vs 13.2).
- •Central Coast Grammar School is the larger school with 1,561 students compared with 781.
- •Central Coast Grammar School has grown faster over five years (20% vs 8%).
- •Central Coast Grammar School is a independent school while Erina High School is a government 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 Central Coast Grammar School better than Erina High School?
On the Success Index, Central Coast Grammar School ranks higher (77.3 vs 48.5 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 Central Coast Grammar School and Erina High School?
About 2.3 km in a straight line, between Erina Heights and Erina in New South Wales.
Which has the better student-to-teacher ratio?
Central Coast Grammar School has 11.6 students per full-time-equivalent teacher and Erina High School has 13.2.
How do Central Coast Grammar School and Erina High School rank in NSW?
Central Coast Grammar School is 54th of 314 and Erina High School is 286th of 539 among combined schools in New South Wales on the 2025 Success Index.