John Monash Science School vs Westall Secondary College
A head-to-head comparison of two secondary schools in Victoria, 3.0 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
John Monash Science School
Clayton · Government high school · 10-12
656 students · ICSEA 1127
Westall Secondary College
Clayton South · Government high school · 7-12
710 students · ICSEA 966
| Measure | John Monash Science School Clayton VIC | Westall Secondary College Clayton South VIC |
|---|---|---|
| Success Index | 83 Top 5% | 50 Lower 50% |
| State rank (type) | #19 of 348 | #218 of 348 |
| National rank (type) | #37 of 1,472 | #753 of 1,472 |
| Sector | Government | Government |
| Type | Secondary | Secondary |
| Year range | 10-12 | 7-12 |
| Students | 656 | 710 |
| Girls / boys | 308 / 348 | 328 / 382 |
| Foundation intake | – | – |
| Year 7 cohort | – | 103 |
| Year 12 cohort | 230 | 120 |
| VCE median study score VCAA, latest year | 35 | 24 |
| VCE study scores 40+ | 22% | 3.1% |
| 5-year enrolment growth | -1% | +18% |
| ICSEA Average 1000 | 1127 | 966 |
| ICSEA percentile | 91th | 32th |
| Top SEA quarter | 52% | 9% |
| Bottom SEA quarter | 3% | 49% |
| Students per teacher | 11.9 | 10.0 |
| Teaching staff (FTE) | 54.9 | 70.7 |
| Non-teaching staff (FTE) | 38.8 | 29.8 |
| Language background other than English | 73% | 86% |
| Indigenous students | 0% | 1% |
| Suburb | Clayton 3168 | Clayton South 3169 |
| Council area | Monash | Kingston (Vic.) |
| Remoteness | Major Cities | Major Cities |
| Website | www.jmss.vic.edu.au/ | www.westallsc.vic.edu.au |
The verdict
- •John Monash Science School scores higher on the Success Index (82.8 vs 49.5).
- •John Monash Science School has the higher ICSEA (1127 vs 966), indicating a more advantaged community.
- •Westall Secondary College has fewer students per teacher (10.0 vs 11.9).
- •Westall Secondary College is the larger school with 710 students compared with 656.
- •Westall Secondary College has grown faster over five years (18% vs -1%).
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 John Monash Science School better than Westall Secondary College?
On the Success Index, John Monash Science School ranks higher (82.8 vs 49.5 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 John Monash Science School and Westall Secondary College?
About 3.0 km in a straight line, between Clayton and Clayton South in Victoria.
Which has the better student-to-teacher ratio?
John Monash Science School has 11.9 students per full-time-equivalent teacher and Westall Secondary College has 10.0.
How do John Monash Science School and Westall Secondary College rank in VIC?
John Monash Science School is 19th of 348 and Westall Secondary College is 218th of 348 among secondary schools in Victoria on the 2025 Success Index.