Government co-ed secondary (Years 7–12) in Secret Harbour, WA; 1879 students.
NAPLAN 13 points below national year-level averages and solid student growth; the result is a B overall.
Comet Bay College is also known as CBC Secret Harbour.
Comet Bay College has an overall SchoolRank score of 50.5/100, 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 1004, close to the national average of 1,000. Notably, the school shows strong student growth over time (65/100), meaning students tend to improve well regardless of their starting point.
In 2025 NAPLAN testing at Comet Bay College, Year 7 students averaged 521 across the tested NAPLAN domains, below the national average of 540 for that year level, and Year 9 students averaged 561, in line with 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.
Comet Bay College is a large government secondary school with approximately 1,879 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.
Comet Bay College is not a selective school as a whole, but it runs a test-entry GATE Academic program alongside its regular intake. Entry is through the Academic Selective Entrance Test (ASET). The main entry point is Year 7. Applications go through the official state process, and entry cutoff marks are not published.
Comet Bay College 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.
Comet Bay College has a student-to-teacher ratio of 15.4:1. This is around the national average of approximately 14:1, meaning class sizes are typical for Australian schools. Support staff make up 34% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 82%, which is below the national benchmark.
The Year 12 completion rate is 67%.
Comet Bay College is located in Secret Harbour, WA, classified as a major cities school. With an ICSEA of 1004 (49th 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.