Elonera Montessori School vs Southern Cross Baptist Church Christian School
A head-to-head comparison of two combined schools in New South Wales, 40 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Elonera Montessori School
Mount Ousley · Independent combined · K-12
187 students · ICSEA 1108
Southern Cross Baptist Church Christian School
Engadine · Independent combined · K-12
42 students · ICSEA 1108
| Measure | Elonera Montessori School Mount Ousley NSW | Southern Cross Baptist Church Christian School Engadine NSW |
|---|---|---|
| Success Index | 69 Top 25% | 69 Top 25% |
| State rank (type) | #98 of 314 | – |
| National rank (type) | #289 of 1,259 | – |
| Sector | Independent | Independent |
| Type | Combined | Combined |
| Year range | K-12 | K-12 |
| Students | 187 | 42 |
| Girls / boys | 86 / 101 | 26 / 16 |
| Foundation intake | 16 | 2 |
| Year 7 cohort | 17 | 3 |
| Year 12 cohort | 5 | 5 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +26% | +27% |
| ICSEA Average 1000 | 1108 | 1108 |
| ICSEA percentile | 86th | 86th |
| Top SEA quarter | 44% | 35% |
| Bottom SEA quarter | 4% | 2% |
| Students per teacher | 9.8 | 10.5 |
| Teaching staff (FTE) | 19.1 | 4.0 |
| Non-teaching staff (FTE) | 18.8 | 1.7 |
| Language background other than English | 14% | 45% |
| Indigenous students | 3% | 0% |
| Suburb | Mount Ousley 2519 | Engadine 2233 |
| Council area | Wollongong | Sutherland |
| Remoteness | Major Cities | Major Cities |
| Website | www.eloneramontessori.com.au | www.scbc.org.au/christian-school.aspx |
The verdict
- •Both schools have almost identical Success Index scores (68.8 vs 69.0).
- •Elonera Montessori School has fewer students per teacher (9.8 vs 10.5).
- •Elonera Montessori School is the larger school with 187 students compared with 42.
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 Elonera Montessori School better than Southern Cross Baptist Church Christian School?
The two schools are very close on the Success Index. Differences in sector, size, year range and distance from home will matter more than the score.
How far apart are Elonera Montessori School and Southern Cross Baptist Church Christian School?
About 40 km in a straight line, between Mount Ousley and Engadine in New South Wales.
Which has the better student-to-teacher ratio?
Elonera Montessori School has 9.8 students per full-time-equivalent teacher and Southern Cross Baptist Church Christian School has 10.5.
How do Elonera Montessori School and Southern Cross Baptist Church Christian School rank in NSW?
Elonera Montessori School is 98th of 314 and Southern Cross Baptist Church Christian School is unranked among combined schools in New South Wales on the 2025 Success Index.