St Andrew's Cathedral School is an independent, co-ed school rooted in pastoral care and structured tradition.
NAPLAN well above the national average at every tested year level and growth above the national median; the result is an A overall.
St Andrew's Cathedral School is an independent, co-ed school rooted in pastoral care and structured tradition. It offers the International Baccalaureate, a Service Learning programme, and Innovation and Enterprise curriculum alongside strong performing arts and outdoor education. The school runs a Cathedral choristers programme and identifies gifted students through dedicated programmes. Learning support is available through a dedicated unit. It suits families wanting a values-based education with clear structure, access to music and performing arts, and engagement beyond the classroom.
St Andrew's Cathedral School is also known as SACS and SACS Sydney.
3 HSC Top Achievers — #57 of 240 New South Wales schools.
St Andrew's Cathedral School has an overall SchoolRank score of 82.9/100, rated "Excellent". This score is calculated from academic results, student growth, wellbeing, programs, and value for money. Academically, the school grades A (Excellent) against other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1189 (99th percentile; the national average is 1,000). Notably, student growth grades A− (Excellent).
In 2025 NAPLAN testing at St Andrew's Cathedral School, Year 3 students averaged 489 across the tested NAPLAN domains, well above the national average of 407 for that year level, and Year 5 students averaged 560, well above the national average of 490 for that year level, and Year 7 students averaged 609, well above the national average of 540 for that year level, and Year 9 students averaged 644, well above the national average of 569 for that year level. Relative to national year-level averages, the school's strongest domain is Grammar. 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.
St Andrew's Cathedral School is a large Independent combined school with approximately 1,436 students. It offers education for years K-12. As an Independent school, enrolment typically involves an application process. Contact the school directly for enrolment criteria, waiting lists, and open day information.
St Andrew's Cathedral School has approximate annual tuition fees of $34,610. Actual fees may vary by year level, and additional costs for uniforms, camps, and extracurricular activities typically apply. The school grades B (Average) for value for money, which weighs academic results against the cost of attendance.
St Andrew's Cathedral School has a student-to-teacher ratio of 9.3:1. This is well below the national average of approximately 14:1, meaning students generally receive more individual attention. Support staff make up 38% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 94%, which is excellent.
The top ATAR was 97.00. In the 2025 HSC, 4 students at St Andrew's Cathedral School were all-round achievers, with results in the top band across 10 or more units. The school had 3 top achiever places across 2025 HSC courses.
St Andrew's Cathedral School is located in Sydney, NSW, in a major city. Its ICSEA is 1189 (99th percentile; the national average is 1,000). ICSEA measures the advantage of a school's community, from its parents' education and occupation, not the school's quality. A school with a lower ICSEA and strong academic results may be teaching particularly effectively.