Birrong Boys High School vs Sefton Infants School
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.
Birrong Boys High School
Birrong · Government high school · 7-12
366 students · ICSEA 937
Sefton Infants School
Sefton · Government primary · P-2
93 students · ICSEA 1027
| Measure | Birrong Boys High School Birrong NSW | Sefton Infants School Sefton NSW |
|---|---|---|
| Success Index | 39 Lower 50% | 57 Top 50% |
| State rank (type) | #346 of 539 | #707 of 1,619 |
| National rank (type) | #985 of 1,472 | #2162 of 4,908 |
| Sector | Government | Government |
| Type | Secondary | Primary |
| Year range | 7-12 | P-2 |
| Students | 366 | 93 |
| Girls / boys | 0 / 366 | 39 / 54 |
| Foundation intake | – | 38 |
| Year 7 cohort | 63 | – |
| Year 12 cohort | 34 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -2% | -16% |
| ICSEA Average 1000 | 937 | 1027 |
| ICSEA percentile | 20th | 59th |
| Top SEA quarter | 3% | 18% |
| Bottom SEA quarter | 62% | 25% |
| Students per teacher | 8.9 | 8.8 |
| Teaching staff (FTE) | 41.2 | 10.6 |
| Non-teaching staff (FTE) | 10.4 | 2.9 |
| Language background other than English | 95% | 92% |
| Indigenous students | 1% | 1% |
| Suburb | Birrong 2143 | Sefton 2162 |
| Council area | Canterbury-Bankstown | Canterbury-Bankstown |
| Remoteness | Major Cities | Major Cities |
| Website | birrongboy-h.schools.nsw.gov.au | seftoninf-p.schools.nsw.gov.au |
The verdict
- •Sefton Infants School scores higher on the Success Index (57.0 vs 38.5).
- •Sefton Infants School has the higher ICSEA (1027 vs 937), indicating a more advantaged community.
- •Birrong Boys High School is the larger school with 366 students compared with 93.
- •Birrong Boys High School has grown faster over five years (-2% vs -16%).
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 Bankstown
Frequently asked questions
Is Birrong Boys High School better than Sefton Infants School?
On the Success Index, Sefton Infants School ranks higher (57.0 vs 38.5 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 Birrong Boys High School and Sefton Infants School?
About 1.5 km in a straight line, between Birrong and Sefton in New South Wales.
Which has the better student-to-teacher ratio?
Birrong Boys High School has 8.9 students per full-time-equivalent teacher and Sefton Infants School has 8.8.
How do Birrong Boys High School and Sefton Infants School rank in NSW?
Birrong Boys High School is 346th of 539 and Sefton Infants School is 707th of 1,619 among secondary schools in New South Wales on the 2025 Success Index.