Seaton High School is a government secondary serving Seaton as a progressive, inquiry-led community.
NAPLAN 18 points below national year-level averages; the result is a B- overall.
Seaton High School is a government secondary serving Seaton as a progressive, inquiry-led community. It operates specialist entry programs at Year 7 in entrepreneurship, drawing students who want to develop business thinking alongside mainstream learning. The school emphasises a tight-knit culture and suits families who value hands-on, exploratory learning and want their child to engage with enterprise skills early.
Seaton High School is also known as Seaton HS and SHS Seaton.
Seaton High School draws students from the Seaton High School (and 1 more zone).
Seaton High School has an overall SchoolRank score of 45/100, rated "Average". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 48/100, indicating developing performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1001, close to the national average of 1,000.
In 2025 NAPLAN testing at Seaton High School, Year 7 students averaged 524 across the tested NAPLAN domains, below the national average of 540 for that year level, and Year 9 students averaged 549, below the national average of 569 for that year level. 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.
Seaton High School is a medium-sized government secondary school with approximately 917 students. It offers education for years U, 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.
Seaton 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 51/100 on SchoolRank, which compares educational outcomes relative to cost, government schools typically score well on this measure.
Seaton High School 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 33% 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 99%.
Seaton High School is located in Seaton, SA, classified as a major cities school. With an ICSEA of 1001 (47th 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.