Gladstone State High School
Updated Oct 2026 · ACARA 2025West Gladstone, Queensland 4680 · Gladstone LGA
#256 of 269 high schools in QLD
#1427 of 1,472 nationally
About Gladstone State High School
Gladstone State High School is a public high school located in West Gladstone, Queensland (4680), within the Gladstone local government area. It caters for students from 7 to 12 and in 2025 enrolled 1,239 students (600 girls and 639 boys).
Gladstone State High School has an ICSEA value of 938, indicating below-average socio-educational advantage. That places it in the 21st percentile of Australian schools. 4% of students come from the top socio-educational quarter and 51% from the bottom quarter.
The school employs 104 teachers (95.3 full-time equivalent) and 68 non-teaching staff, giving a student-to-teacher ratio of about 12.9 to 1. Enrolments have fallen by 20% over the past five years.
On the Success Index, Gladstone State High School scores 18.4 out of 100, placing it in the lower 50% of secondary schools nationally and 256th of 269 secondary schools in QLD (6th of 6 in the Gladstone area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 938
- Students in the top advantage quarter (15%)4% of students
- Teacher resourcing (students per teacher) (15%)12.9 students per teacher
- Enrolment growth vs local area (5 years) (10%)-20% enrolments since 2020 (area median +10%)
- ICSEA trend (5 years) (10%)-26 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 Gladstone State High School's 1,239 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Gladstone State High School have changed over the past decade.
Free academic assessment
Is your child on track at Gladstone State High School?
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Schools near Gladstone State High School
Closest schools by straight-line distance, with their Success Index.
Rosella Park School
West Gladstone · Government special · Prep-12
87 students · ICSEA 942 · 384 m away
Star of the Sea Catholic Primary School
Gladstone · Catholic primary · Prep-6
339 students · ICSEA 1044 · 844 m away
Gladstone West State School
West Gladstone · Government primary · Prep-6
642 students · ICSEA 938 · 913 m away
Gladstone Central State School
Gladstone Central · Government primary · Prep-6
356 students · ICSEA 989 · 1.3 km away
Chanel College
Gladstone · Catholic high school · 7-12
854 students · ICSEA 1031 · 1.9 km away
Gladstone South State School
South Gladstone · Government primary · Prep-6
458 students · ICSEA 897 · 2.2 km away
Trinity College
Gladstone · Independent combined · Prep-12
607 students · ICSEA 1034 · 2.2 km away
Kin Kora State School
Kin Kora · Government primary · Prep-6
783 students · ICSEA 929 · 3.0 km away
Toolooa State High School
South Gladstone · Government high school · 7-12
1,165 students · ICSEA 950 · 3.1 km away
St John the Baptist Catholic Primary School
Gladstone · Catholic primary · Prep-6
649 students · ICSEA 1023 · 4.2 km away
Similar schools
Government secondary schools in QLD with a comparable ICSEA.
Mossman State High School
Mossman · Government high school · 7-12
553 students · ICSEA 938
Bremer State High School
Ipswich · Government high school · 7-12
2,020 students · ICSEA 938
Morayfield State High School
Morayfield · Government high school · 7-12
1,654 students · ICSEA 939
Mackay State High School
South Mackay · Government high school · 7-12
1,254 students · ICSEA 936
Dakabin State High School
Dakabin · Government high school · 7-12
980 students · ICSEA 940
Tullawong State High School
Caboolture · Government high school · 7-12
897 students · ICSEA 936
Frequently asked questions
Is Gladstone State High School a public or private school?
Gladstone State High School is a public (government) school run by the Queensland education department.
What year levels does Gladstone State High School offer?
Gladstone State High School offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Gladstone State High School?
In 2025, Gladstone State High School had 1,239 enrolled students (600 girls, 639 boys), a change of -20% over five years.
What is the ICSEA of Gladstone State High School?
Gladstone State High School has an ICSEA (Index of Community Socio-Educational Advantage) of 938. The national average is 1000, so this indicates below-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does Gladstone State High School rank in QLD?
Gladstone State High School ranks 256th of 269 secondary schools in Queensland on the Success Index (18.4/100), and 1427th of 1,472 nationally.
What is the student-to-teacher ratio at Gladstone State High School?
Gladstone State High School has about 12.9 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Gladstone State High School?
In 2025, Gladstone State High School had 228 students in Year 7 and 184 in Year 12.
Is Gladstone State High School co-ed?
Yes. Gladstone State High School is a co-educational school enrolling both girls and boys.
What other schools are near Gladstone State High School?
There are 10 other schools within 15 km of Gladstone State 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 Gladstone State High School?
The closest Success Tutoring centre is Success Tutoring North Lakes, about 416 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.