Trinity Catholic College is a selective co-ed Catholic secondary in Auburn with dual campuses, including a dedicated middle school site.
NAPLAN in line with national year-level averages; the result is a B- overall.
Trinity Catholic College is a selective co-ed Catholic secondary in Auburn with dual campuses, including a dedicated middle school site. The school balances academic extension with a strong pastoral foundation and traditional, structured approach. Selective entry and extension classes support gifted learners, while the middle school campus provides a tailored environment for younger adolescents. Suited to families seeking a Catholic education with clear values emphasis and organised learning pathways.
Trinity Catholic College has an overall SchoolRank score of 56.3/100, rated "Average". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 57/100, indicating moderate performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1016, above the national average of 1,000.
In 2025 NAPLAN testing at Trinity Catholic College, Year 7 students averaged 549 across the tested NAPLAN domains, in line with the national average of 540 for that year level, and Year 9 students averaged 576, in line with 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.
Trinity Catholic College is a large catholic secondary school with approximately 1,313 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.
Trinity Catholic College has approximate annual tuition fees of $3,699. Actual fees may vary by year level, and additional costs for uniforms, camps, and extracurricular activities typically apply. The school's value score is 53/100, which measures academic outcomes relative to the cost of attendance.
Trinity Catholic College has a student-to-teacher ratio of 12.7:1. This is below the national average of approximately 14:1, meaning students generally receive more individual attention. Support staff make up 22% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 93%, which is strong.
Trinity Catholic College is located in Auburn, NSW, classified as a major cities school. With an ICSEA of 1016 (54th percentile), the school community's socio-educational advantage is around the national average. 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.