Thornlie Senior High School
Secondary school in Thornlie, WA
About Thornlie Senior High School
Thornlie Senior High School is a government secondary school located in Thornlie, Western Australia. As a WA public school, it provides quality education to the local community, catering to students from 7-12.
With 1125 students enrolled in 2025 and an ICSEA score of 969 (33th percentile), the school serves a community with above-average socio-educational advantage. The student-to-teacher ratio of 14:1 supports quality learning outcomes.
Contact & Location
- Location Thornlie, WA 6108
- Website www.det.wa.edu.au/schoolsonline/overview.do?schoolID=4055
- MySchool View Profile
School Details
- Type Government
- Level Secondary (7-12)
- Gender Co-educational
- Students (2025) 1,125 enrolled
- Teaching Staff 88 (81.5 FTE)
- Non-Teaching Staff 39 (32.6 FTE)
- ICSEAIndex of Community Socio-Educational Advantage – measures the socio-educational background of students. Based on parents' occupation, education, and school location. National average is 1000. 969 (33th percentile)
- Indigenous Students 7%
Student Demographics
Gender
Boys: 587 (52%)
Girls: 538 (48%)
Language Background
LBOTE: 42%Language Background Other Than English – students who speak a language other than English at home.
English only: 11%
ICSEA DistributionIndex of Community Socio-Educational Advantage – shows the distribution of students across socio-educational quarters. Based on parents' occupation, education, and school location. National average is 1000.
Bottom 47%
Lower 30%
Upper 17%
Top 6%