Sefton High School vs Sydney Distance Education High School
A head-to-head comparison of two secondary schools in New South Wales, 20 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Sefton High School
Sefton · Government high school · 7-12
1,121 students · ICSEA 1033
Sydney Distance Education High School
Woolloomooloo · Government high school · 7-12
615 students · ICSEA 1032
| Measure | Sefton High School Sefton NSW | Sydney Distance Education High School Woolloomooloo NSW |
|---|---|---|
| Success Index | 57 Top 50% | 68 Top 25% |
| State rank (type) | #226 of 539 | #128 of 539 |
| National rank (type) | #579 of 1,472 | #317 of 1,472 |
| Sector | Government | Government |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 1,121 | 615 |
| Girls / boys | 541 / 580 | 370 / 245 |
| Foundation intake | – | – |
| Year 7 cohort | 183 | 7 |
| Year 12 cohort | 180 | 107 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +5% | +6% |
| ICSEA Average 1000 | 1033 | 1032 |
| ICSEA percentile | 61th | 61th |
| Top SEA quarter | 21% | 27% |
| Bottom SEA quarter | 29% | 24% |
| Students per teacher | 14.8 | 3.4 |
| Teaching staff (FTE) | 76.0 | 166.0 |
| Non-teaching staff (FTE) | 14.0 | 25.3 |
| Language background other than English | 94% | 18% |
| Indigenous students | 0% | 12% |
| Suburb | Sefton 2162 | Woolloomooloo 2011 |
| Council area | Canterbury-Bankstown | Sydney |
| Remoteness | Major Cities | Major Cities |
| Website | sefton-h.schools.nsw.gov.au | sydneyh-d.schools.nsw.gov.au |
The verdict
- •Sydney Distance Education High School scores higher on the Success Index (68.4 vs 57.2).
- •Sefton High School has the higher ICSEA (1033 vs 1032), indicating a more advantaged community.
- •Sydney Distance Education High School has fewer students per teacher (3.4 vs 14.8).
- •Sefton High School is the larger school with 1,121 students compared with 615.
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 Sefton High School better than Sydney Distance Education High School?
On the Success Index, Sydney Distance Education High School ranks higher (68.4 vs 57.2 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 Sefton High School and Sydney Distance Education High School?
About 20 km in a straight line, between Sefton and Woolloomooloo in New South Wales.
Which has the better student-to-teacher ratio?
Sefton High School has 14.8 students per full-time-equivalent teacher and Sydney Distance Education High School has 3.4.
How do Sefton High School and Sydney Distance Education High School rank in NSW?
Sefton High School is 226th of 539 and Sydney Distance Education High School is 128th of 539 among secondary schools in New South Wales on the 2025 Success Index.