Government co-ed secondary (Yr 7–12) in Jannali, NSW; 925 students.
NAPLAN in line with national year-level averages; the result is a B- overall.
The Jannali High School is also known as JHS Jannali and The Jannali HS.
1 HSC Top Achievers — #129 of 240 New South Wales schools.
The Jannali High School draws students from the The Jannali HS (and 1 more zone).
The Jannali High School has an overall SchoolRank score of 46.7/100, rated "Average". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 54/100, indicating moderate performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1051, well above the national average of 1,000.
In 2025 NAPLAN testing at The Jannali High School, Year 7 students averaged 544 across the tested NAPLAN domains, in line with the national average of 540 for that year level, and Year 9 students averaged 570, in line with 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.
The Jannali High School is a medium-sized government secondary school with approximately 925 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.
The Jannali 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 57/100 on SchoolRank, which compares educational outcomes relative to cost, government schools typically score well on this measure.
The Jannali High School has a student-to-teacher ratio of 14.1:1. This is around the national average of approximately 14:1, meaning class sizes are typical for Australian schools. Support staff make up 16% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 83%, which is below the national benchmark.
The Year 12 completion rate is 96%.
The Jannali High School is located in Jannali, NSW, classified as a major cities school. With an ICSEA of 1051 (69th 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.