Hornsby High School is a government boys school with a strong academic culture and dedicated support for high-potential learners through its Inspire HPGE program.
NAPLAN in line with national year-level averages; the result is a B- overall.
Hornsby High School is a government boys school with a strong academic culture and dedicated support for high-potential learners through its Inspire HPGE program. The school balances intensity with care through comprehensive pastoral systems and registered school counsellors. Music ensembles and sport are well-established strengths, attracting engaged families. An additional learning support unit ensures students across the ability range are catered for. Hornsby suits boys who thrive in a rigorous environment and families valuing both achievement and wellbeing.
Hornsby High School has an overall SchoolRank score of 51.4/100, rated "Average". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 52/100, indicating moderate performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1045, above the national average of 1,000.
In 2025 NAPLAN testing at Hornsby High School, 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 544, below the national average of 569 for that year level. Relative to national year-level averages, the school's strongest domain is Numeracy. 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.
Hornsby High School is a medium-sized government secondary school with approximately 542 students. It offers education for years 7-12. As a government school, enrolment is generally available to students living within the school's designated catchment zone. Families outside the zone may apply for out-of-area placement subject to availability.
Hornsby High School is a government school, so there are no tuition fees. Families may be asked to contribute to voluntary school fees covering materials, excursions, and activities. The school has a value score of 55/100 on SchoolRank, which compares educational outcomes relative to cost, government schools typically score well on this measure.
Hornsby High School has a student-to-teacher ratio of 11.2:1. This is below the national average of approximately 14:1, meaning students generally receive more individual attention. Support staff make up 16% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 89%, which is moderate.
Hornsby High School is located in Asquith, NSW, classified as a major cities school. With an ICSEA of 1045 (66th 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.