Santa Maria College is an independent girls school in Attadale with roots in Mercy education and a values-led curriculum centred on hospitality, compassion, justice, service and excellence.
NAPLAN averaging +35 above national year-level averages, solid student growth, and a median ATAR of 87.8; the result is a B overall.
Santa Maria College is an independent girls school in Attadale with roots in Mercy education and a values-led curriculum centred on hospitality, compassion, justice, service and excellence. The school is known for its boarding program and structured leadership pathways. Built on a pastoral approach, it creates a tight-knit community culture with a traditional framework. The campus sits on the Swan River, and the school emphasises social innovation and community service alongside formal learning. Suited to girls seeking a values-driven education within a supportive, deliberately structured environment.
Santa Maria College has an overall SchoolRank score of 65.2/100, rated "Good". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 67/100, indicating moderate performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1133, well above the national average of 1,000. Notably, the school shows strong student growth over time (64/100), meaning students tend to improve well regardless of their starting point.
In 2025 NAPLAN testing at Santa Maria College, Year 5 students averaged 520 across the tested NAPLAN domains, above the national average of 490 for that year level, and Year 7 students averaged 575, above the national average of 540 for that year level, and Year 9 students averaged 609, well 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.
Santa Maria College is a large independent combined school with approximately 1,334 students. It offers education for years 5-12. As a independent school, enrolment typically involves an application process. Contact the school directly for enrolment criteria, waiting lists, and open day information.
Santa Maria College has a student-to-teacher ratio of 12.2:1. This is below the national average of approximately 14:1, meaning students generally receive more individual attention. Support staff make up 28% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 93%, which is strong.
Santa Maria College has a median ATAR of 87.8. The Year 12 completion rate is 99%.
Santa Maria College is located in Attadale, WA, classified as a major cities school. With an ICSEA of 1133 (92th 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.