Lalor Secondary College vs St John XXIII Primary School
A head-to-head comparison of two schools in Victoria, 1.1 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Lalor Secondary College
Lalor · Government high school · 7-12
1,110 students · ICSEA 964
St John XXIII Primary School
Thomastown · Catholic primary · Prep-6
228 students · ICSEA 1035
| Measure | Lalor Secondary College Lalor VIC | St John XXIII Primary School Thomastown VIC |
|---|---|---|
| Success Index | 43 Lower 50% | 60 Top 50% |
| State rank (type) | #256 of 348 | #661 of 1,290 |
| National rank (type) | #895 of 1,472 | #1953 of 4,908 |
| Sector | Government | Catholic |
| Type | Secondary | Primary |
| Year range | 7-12 | Prep-6 |
| Students | 1,110 | 228 |
| Girls / boys | 541 / 569 | 106 / 122 |
| Foundation intake | – | 37 |
| Year 7 cohort | 188 | – |
| Year 12 cohort | 165 | – |
| VCE median study score VCAA, latest year | 25 | – |
| VCE study scores 40+ | 1.4% | – |
| 5-year enrolment growth | 0% | -8% |
| ICSEA Average 1000 | 964 | 1035 |
| ICSEA percentile | 31th | 62th |
| Top SEA quarter | 4% | 15% |
| Bottom SEA quarter | 49% | 21% |
| Students per teacher | 11.0 | 12.1 |
| Teaching staff (FTE) | 100.5 | 18.9 |
| Non-teaching staff (FTE) | 25.4 | 8.0 |
| Language background other than English | 77% | 66% |
| Indigenous students | 1% | 0% |
| Suburb | Lalor 3075 | Thomastown 3074 |
| Council area | Whittlesea | Whittlesea |
| Remoteness | Major Cities | Major Cities |
| Website | www.lalorsc.vic.edu.au/ | www.sjthomastowneast.catholic.edu.au |
The verdict
- •St John XXIII Primary School scores higher on the Success Index (59.7 vs 42.5).
- •St John XXIII Primary School has the higher ICSEA (1035 vs 964), indicating a more advantaged community.
- •Lalor Secondary College has fewer students per teacher (11.0 vs 12.1).
- •Lalor Secondary College is the larger school with 1,110 students compared with 228.
- •Lalor Secondary College has grown faster over five years (0% vs -8%).
- •Lalor Secondary College is a government school while St John XXIII Primary School is a catholic school, so fees and enrolment rules differ.
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 Lalor Secondary College better than St John XXIII Primary School?
On the Success Index, St John XXIII Primary School ranks higher (59.7 vs 42.5 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 Lalor Secondary College and St John XXIII Primary School?
About 1.1 km in a straight line, between Lalor and Thomastown in Victoria.
Which has the better student-to-teacher ratio?
Lalor Secondary College has 11.0 students per full-time-equivalent teacher and St John XXIII Primary School has 12.1.
How do Lalor Secondary College and St John XXIII Primary School rank in VIC?
Lalor Secondary College is 256th of 348 and St John XXIII Primary School is 661st of 1,290 among secondary schools in Victoria on the 2025 Success Index.