Lyneham High School
Updated Oct 2026 · ACARA 2025Lyneham, Australian Capital Territory 2602 · Unincorporated ACT LGA
About Lyneham High School
Lyneham High School is a public high school located in Lyneham, Australian Capital Territory (2602), within the Unincorporated ACT local government area. It caters for students from 7 to 10 and in 2025 enrolled 1,034 students (470 girls and 564 boys).
Lyneham High School has an ICSEA value of 1132, indicating very high socio-educational advantage. That places it in the 92nd percentile of Australian schools. 57% of students come from the top socio-educational quarter and 7% from the bottom quarter.
The school employs 82 teachers (76.8 full-time equivalent) and 32 non-teaching staff, giving a student-to-teacher ratio of about 13.5 to 1. Enrolments have fallen by 4% over the past five years.
On the Success Index, Lyneham High School scores 69.9 out of 100, placing it in the top 25% of secondary schools nationally and 16th of 27 secondary schools in ACT (16th of 27 in the Unincorporated ACT area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1132
- Students in the top advantage quarter (15%)57% of students
- Teacher resourcing (students per teacher) (15%)13.5 students per teacher
- Enrolment growth vs local area (5 years) (10%)-4% enrolments since 2020 (area median +8%)
- ICSEA trend (5 years) (10%)-8 ICSEA points since 2020
The Success Index summarises the academic environment of a school community using official ACARA data. It is not a measure of teaching quality or student results. Read the methodology.
Student profile
Distribution of students across socio-educational advantage (SEA) quarters, plus community characteristics.
Enrolments by year level
How Lyneham High School's 1,034 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Lyneham High School have changed over the past decade.
Free academic assessment
Is your child on track at Lyneham High School?
Rankings tell you about a school community. A free Success Tutoring assessment tells you about your child: exactly where they are in English and Maths, where the gaps are, and a plan to close them. Small-group, Australian-curriculum tutoring with no lock-in contracts.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Your nearest centre: Success Tutoring Dickson
Schools near Lyneham High School
Closest schools by straight-line distance, with their Success Index.
Brindabella Christian College
Lyneham · Independent combined · K-12
929 students · ICSEA 1154 · 446 m away
Lyneham Primary School
Lyneham · Government primary · K-6
498 students · ICSEA 1135 · 525 m away
Daramalan College
Dickson · Independent high school · 7-12
1,498 students · ICSEA 1127 · 741 m away
St Joseph's Primary School
O'Connor · Catholic primary · K-6
334 students · ICSEA 1130 · 891 m away
Emmaus Christian School
Dickson · Independent combined · K-10
590 students · ICSEA 1138 · 1.1 km away
O'Connor Cooperative School
O'Connor · Government primary · K-2
60 students · ICSEA 1141 · 1.4 km away
North Ainslie Primary School
Ainslie · Government primary · K-6
527 students · ICSEA 1145 · 1.5 km away
Turner School
Turner · Government primary · K-6
318 students · ICSEA 1141 · 1.5 km away
Merici College
Braddon · Catholic high school · 7-12
992 students · ICSEA 1138 · 1.7 km away
Dickson College
Dickson · Government high school · 7-12
899 students · ICSEA 1101 · 2.2 km away
Similar schools
Government secondary schools in ACT with a comparable ICSEA.
Alfred Deakin High School
Deakin · Government high school · 7-10
881 students · ICSEA 1132
Narrabundah College
Narrabundah · Government high school · 11-12
977 students · ICSEA 1131
Campbell High School
Campbell · Government high school · 7-10
420 students · ICSEA 1120
Dickson College
Dickson · Government high school · 7-12
899 students · ICSEA 1101
Canberra High School
Macquarie · Government high school · 7-10
898 students · ICSEA 1100
The Canberra College
Phillip · Government high school · 11-12
1,174 students · ICSEA 1087
Frequently asked questions
Is Lyneham High School a public or private school?
Lyneham High School is a public (government) school run by the Australian Capital Territory education department.
What year levels does Lyneham High School offer?
Lyneham High School offers 7 to 10. It is classified by ACARA as a secondary school.
How many students attend Lyneham High School?
In 2025, Lyneham High School had 1,034 enrolled students (470 girls, 564 boys), a change of -4% over five years.
What is the ICSEA of Lyneham High School?
Lyneham High School has an ICSEA (Index of Community Socio-Educational Advantage) of 1132. The national average is 1000, so this indicates very high socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does Lyneham High School rank in ACT?
Lyneham High School ranks 16th of 27 secondary schools in Australian Capital Territory on the Success Index (69.9/100), and 291st of 1,472 nationally.
What is the student-to-teacher ratio at Lyneham High School?
Lyneham High School has about 13.5 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Lyneham High School?
In 2025, Lyneham High School had 251 students in Year 7.
Is Lyneham High School co-ed?
Yes. Lyneham High School is a co-educational school enrolling both girls and boys.
What other schools are near Lyneham High School?
There are 10 other schools within 15 km of Lyneham High School in our database. Scroll up to the "Nearby schools" section to compare them by Success Index, ICSEA and enrolments, or use the Compare tool.
Where can I get tutoring near Lyneham High School?
The closest Success Tutoring centre is Success Tutoring Dickson, about 1.3 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.