J J Cahill Memorial High School vs Richmond High School
A head-to-head comparison of two secondary schools in New South Wales, 56 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
J J Cahill Memorial High School
Mascot · Government high school · 7-12
298 students · ICSEA 987
Richmond High School
Richmond · Government high school · 7-12
750 students · ICSEA 987
| Measure | J J Cahill Memorial High School Mascot NSW | Richmond High School Richmond NSW |
|---|---|---|
| Success Index | 53 Top 50% | 60 Top 50% |
| State rank (type) | #259 of 539 | #205 of 539 |
| National rank (type) | #678 of 1,472 | #516 of 1,472 |
| Sector | Government | Government |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 298 | 750 |
| Girls / boys | 128 / 170 | 362 / 388 |
| Foundation intake | – | – |
| Year 7 cohort | 54 | 163 |
| Year 12 cohort | 38 | 45 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -7% | +21% |
| ICSEA Average 1000 | 987 | 987 |
| ICSEA percentile | 41th | 41th |
| Top SEA quarter | 9% | 16% |
| Bottom SEA quarter | 39% | 37% |
| Students per teacher | 7.6 | 11.1 |
| Teaching staff (FTE) | 39.3 | 67.7 |
| Non-teaching staff (FTE) | 11.6 | 18.7 |
| Language background other than English | 66% | 30% |
| Indigenous students | 7% | 16% |
| Suburb | Mascot 2020 | Richmond 2753 |
| Council area | Bayside (NSW) | Hawkesbury |
| Remoteness | Major Cities | Major Cities |
| Website | jjcahill-h.schools.nsw.gov.au | richmond-h.schools.nsw.gov.au |
The verdict
- •Richmond High School scores higher on the Success Index (59.9 vs 52.9).
- •J J Cahill Memorial High School has fewer students per teacher (7.6 vs 11.1).
- •Richmond High School is the larger school with 750 students compared with 298.
- •Richmond High School has grown faster over five years (21% vs -7%).
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 J J Cahill Memorial High School better than Richmond High School?
On the Success Index, Richmond High School ranks higher (59.9 vs 52.9 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 J J Cahill Memorial High School and Richmond High School?
About 56 km in a straight line, between Mascot and Richmond in New South Wales.
Which has the better student-to-teacher ratio?
J J Cahill Memorial High School has 7.6 students per full-time-equivalent teacher and Richmond High School has 11.1.
How do J J Cahill Memorial High School and Richmond High School rank in NSW?
J J Cahill Memorial High School is 259th of 539 and Richmond High School is 205th of 539 among secondary schools in New South Wales on the 2025 Success Index.