Catholic secondary girls' school, 930 students, Box Hill VIC, strong academic focus.
NAPLAN averaging +36 above national year-level averages and a median ATAR of 77.0; the result is a B overall.
Median ATAR 77.0 ranks #75 of 522 Victoria schools. Within Victoria Catholic schools, ranks #12 of 91.
Our Lady of Sion College has an overall SchoolRank score of 67.1/100, rated "Good". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 66/100, indicating moderate performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1111, well above the national average of 1,000.
In 2025 NAPLAN testing at Our Lady of Sion College, Year 7 students averaged 582 across the tested NAPLAN domains, well above the national average of 540 for that year level, and Year 9 students averaged 599, above the national average of 569 for that year level. Relative to national year-level averages, the school's strongest domain is Writing. National averages are specific to each year level, because NAPLAN scores are scaled so older year levels score higher, a school-wide average can't be compared with a single national figure.
Our Lady of Sion College is a medium-sized catholic secondary school with approximately 930 students. It offers education for years 7-12. As a catholic school, enrolment typically involves an application process. Contact the school directly for enrolment criteria, waiting lists, and open day information.
Our Lady of Sion College has a student-to-teacher ratio of 11.6:1. This is below the national average of approximately 14:1, meaning students generally receive more individual attention. Support staff make up 33% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 92%, which is strong.
Our Lady of Sion College has a median ATAR of 77.0.
Our Lady of Sion College is located in Box Hill, VIC, classified as a major cities school. With an ICSEA of 1111 (87th percentile), the school community's socio-educational advantage is above average, families tend to have higher education and income levels. ICSEA measures the educational advantage of a school's community, not the school's quality, a lower ICSEA school with strong academic scores may indicate particularly effective teaching.