Northern Beaches Secondary College Balgowlah Boys Campus vs Seaforth Public School
A head-to-head comparison of two schools in New South Wales, 468 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Northern Beaches Secondary College Balgowlah Boys Campus
Balgowlah · Government high school · 7-12
1,100 students · ICSEA 1115
Seaforth Public School
Seaforth · Government primary · K-6
394 students · ICSEA 1165
| Measure | Northern Beaches Secondary College Balgowlah Boys Campus Balgowlah NSW | Seaforth Public School Seaforth NSW |
|---|---|---|
| Success Index | 70 Top 25% | 75 Top 10% |
| State rank (type) | #114 of 539 | #134 of 1,619 |
| National rank (type) | #293 of 1,472 | #511 of 4,908 |
| Sector | Government | Government |
| Type | Secondary | Primary |
| Year range | 7-12 | K-6 |
| Students | 1,100 | 394 |
| Girls / boys | 0 / 1,100 | 208 / 186 |
| Foundation intake | – | 62 |
| Year 7 cohort | 175 | – |
| Year 12 cohort | 173 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -4% | -23% |
| ICSEA Average 1000 | 1115 | 1165 |
| ICSEA percentile | 88th | 97th |
| Top SEA quarter | 46% | 67% |
| Bottom SEA quarter | 4% | 2% |
| Students per teacher | 14.4 | 18.9 |
| Teaching staff (FTE) | 76.6 | 20.9 |
| Non-teaching staff (FTE) | 14.0 | 3.8 |
| Language background other than English | 26% | 16% |
| Indigenous students | 1% | 0% |
| Suburb | Balgowlah 2093 | Seaforth 2092 |
| Council area | Northern Beaches | Northern Beaches |
| Remoteness | Major Cities | Major Cities |
| Website | nbscbalgb-h.schools.nsw.gov.au | seaforth-p.schools.nsw.gov.au |
The verdict
- •Seaforth Public School scores higher on the Success Index (75.3 vs 69.8).
- •Seaforth Public School has the higher ICSEA (1165 vs 1115), indicating a more advantaged community.
- •Northern Beaches Secondary College Balgowlah Boys Campus has fewer students per teacher (14.4 vs 18.9).
- •Northern Beaches Secondary College Balgowlah Boys Campus is the larger school with 1,100 students compared with 394.
- •Northern Beaches Secondary College Balgowlah Boys Campus has grown faster over five years (-4% vs -23%).
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 Northern Beaches Secondary College Balgowlah Boys Campus better than Seaforth Public School?
On the Success Index, Seaforth Public School ranks higher (75.3 vs 69.8 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 Northern Beaches Secondary College Balgowlah Boys Campus and Seaforth Public School?
About 468 m in a straight line, between Balgowlah and Seaforth in New South Wales.
Which has the better student-to-teacher ratio?
Northern Beaches Secondary College Balgowlah Boys Campus has 14.4 students per full-time-equivalent teacher and Seaforth Public School has 18.9.
How do Northern Beaches Secondary College Balgowlah Boys Campus and Seaforth Public School rank in NSW?
Northern Beaches Secondary College Balgowlah Boys Campus is 114th of 539 and Seaforth Public School is 134th of 1,619 among secondary schools in New South Wales on the 2025 Success Index.