Onslow School
Onslow School is a government primary and secondary school for boys and girls, from Kindergarten to Year 12, in Onslow, Western Australia.
What Onslow School is like
It has 166 students (75 girls and 91 boys) and the equivalent of 15.6 full-time teachers, about 11 students for each teacher.
As a government school it is run by the Department of Education Western Australia. Tuition is free for Australian citizens and permanent residents, although schools usually ask for a voluntary contribution and charge for some materials and activities. Many government schools have a local enrolment area (catchment), and students who live inside it are guaranteed a place.
Its ICSEA value is 884, against a national average of 1000. ICSEA describes the educational advantage of the families a school serves, not the quality of the school; read it alongside the school's results on My School.
Onslow School at a glance
- Students
- 166
- 2025
- Girls and boys
- 45% / 55%
- 75 girls, 91 boys
- Teachers
- 15.6
- full-time equivalent
- Students per teacher
- 10.6 to 1
- not the same as class size
- Years
- Kindergarten to Year 12
- Local intake area
- Check an address with Find a public school (WA Government).
Students, staff and years: Source: Australian Curriculum, Assessment and Reporting Authority (ACARA), School Profile 2025. Results are on My School, not here.
NAPLAN results and the school profile
Australian schools are not given inspection grades. Each school’s NAPLAN results, finances, attendance and student background are published by ACARA on My School: Onslow School on My School.
Government schools are reviewed by the Department of Education Western Australia. Ask the school for its most recent annual report, which every Australian school publishes.
How to get a place
Enrol directly with the school. Most government schools have a local enrolment area: if you live inside it your child has a place, and families from outside can apply if there is room. Enrolment for Pre-primary usually opens in the year before your child starts. See our guide to how school enrolment works.
The WA Department of Education explains who can enrol where and what to bring: Enrolling in a WA public school.
Common questions about Onslow School
- Is Onslow School a government, Catholic or independent school?
- Onslow School is a government primary and secondary school in Western Australia. Its governing body is Department of Education Western Australia.
- What years does Onslow School teach?
- Onslow School teaches Kindergarten to Year 12, for boys and girls.
- How many students are enrolled at Onslow School?
- Onslow School had 166 students in 2025, according to ACARA. That is about 10.6 students per full-time-equivalent teacher, which is not the same as class size.
- What is the ICSEA value of Onslow School?
- Onslow School has an ICSEA value of 884, against a national average of 1000. ICSEA describes the educational advantage of the families a school serves, not the quality of the school; read it alongside the school's results on My School.
Private schools nearby
There are no private schools within 20 km.
Other combined schools near Onslow School
No other schools of this type within about 3 km.