Independent Catholic girls' secondary school (Y7–12) in Perth CBD; 910 students.
NAPLAN averaging +44 above national year-level averages and growth above the national median; the result is an A- overall.
Mercedes College is also known as Mercedes Perth.
Mercedes College has an overall SchoolRank score of 78/100, rated "Good". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 68/100, indicating moderate performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1122, well above the national average of 1,000. Notably, the school shows strong student growth over time (78/100), meaning students tend to improve well regardless of their starting point.
In 2025 NAPLAN testing at Mercedes College, Year 7 students averaged 573 across the tested NAPLAN domains, above the national average of 540 for that year level, and Year 9 students averaged 624, 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.
Mercedes College is a medium-sized independent secondary school with approximately 910 students. It offers education for years 7-12. As a independent school, enrolment typically involves an application process. Contact the school directly for enrolment criteria, waiting lists, and open day information.
Mercedes College has a student-to-teacher ratio of 11.9:1. This is below the national average of approximately 14:1, meaning students generally receive more individual attention. Support staff make up 32% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 92%, which is strong.
The Year 12 completion rate is 100%.
Mercedes College is located in Perth, WA, classified as a major cities school. With an ICSEA of 1122 (90th 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.