Blackheath and Thornburgh College
Updated Oct 2026 · ACARA 2025Charters Towers, Queensland 4820 · Charters Towers LGA
#144 of 275 combined schools in QLD
#708 of 1,259 nationally
About Blackheath and Thornburgh College
Blackheath and Thornburgh College is an independent combined (K–12) school located in Charters Towers, Queensland (4820), within the Charters Towers local government area. It caters for students from Prep to 11 and in 2025 enrolled 379 students (201 girls and 178 boys). The school is affiliated with Independent Schools Queensland.
Blackheath and Thornburgh College has an ICSEA value of 965, indicating a socio-educational profile close to the national average of 1000. That places it in the 31st percentile of Australian schools. 10% of students come from the top socio-educational quarter and 32% from the bottom quarter.
The school employs 40 teachers (38.3 full-time equivalent) and 36 non-teaching staff, giving a student-to-teacher ratio of about 9.9 to 1. Enrolments have grown by 50% over the past five years.
On the Success Index, Blackheath and Thornburgh College scores 47.4 out of 100, placing it in the lower 50% of combined schools nationally and 144th of 275 combined schools in QLD (1st of 4 in the Charters Towers area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 965
- Students in the top advantage quarter (15%)10% of students
- Teacher resourcing (students per teacher) (15%)9.9 students per teacher
- Enrolment growth vs local area (5 years) (10%)+50% enrolments since 2020 (area median +2%)
- ICSEA trend (5 years) (10%)+15 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 Blackheath and Thornburgh College's 379 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Blackheath and Thornburgh College have changed over the past decade.
Free academic assessment
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Schools near Blackheath and Thornburgh College
Closest schools by straight-line distance, with their Success Index.
Charters Towers State High School
Charters Towers City · Government high school · 7-12
303 students · ICSEA 879 · 1.1 km away
Charters Towers Central State School
Charters Towers City · Government primary · Prep-6
113 students · ICSEA 859 · 1.3 km away
Richmond Hill State School
Richmond Hill · Government primary · Prep-6
191 students · ICSEA 854 · 1.3 km away
Columba Catholic College
Charters Towers · Catholic combined · Prep-12
425 students · ICSEA 926 · 2.0 km away
All Souls St Gabriels School
Charters Towers · Independent combined · Prep-12
431 students · ICSEA 952 · 2.3 km away
Charters Towers School of Distance Education
Millchester · Government combined · Prep-12
2,395 students · ICSEA 948 · 2.4 km away
Millchester State School
Millchester · Government primary · Prep-6
132 students · ICSEA 855 · 2.8 km away
Similar schools
Independent combined schools in QLD with a comparable ICSEA.
Kingsley College
Berserker · Independent combined · Prep-12
274 students · ICSEA 966
Hinchinbrook Christian School
Ingham · Independent combined · 1-7
7 students · ICSEA 960
Australian International Islamic College
Durack · Independent combined · Prep-12
1,573 students · ICSEA 971
Warwick Christian College
Warwick · Independent combined · Prep-12
183 students · ICSEA 971
Groves Christian College
Kingston · Independent combined · Prep-12
1,678 students · ICSEA 977
All Souls St Gabriels School
Charters Towers · Independent combined · Prep-12
431 students · ICSEA 952
Frequently asked questions
Is Blackheath and Thornburgh College a public or private school?
Blackheath and Thornburgh College is a Independent school, which makes it a non-government (private) school affiliated with Independent Schools Queensland.
What year levels does Blackheath and Thornburgh College offer?
Blackheath and Thornburgh College offers Prep to 11. It is classified by ACARA as a combined school.
How many students attend Blackheath and Thornburgh College?
In 2025, Blackheath and Thornburgh College had 379 enrolled students (201 girls, 178 boys), a change of 50% over five years.
What is the ICSEA of Blackheath and Thornburgh College?
Blackheath and Thornburgh College has an ICSEA (Index of Community Socio-Educational Advantage) of 965. The national average is 1000, so this indicates a socio-educational profile close to the national average of 1000. ICSEA reflects the school community, not teaching quality.
How does Blackheath and Thornburgh College rank in QLD?
Blackheath and Thornburgh College ranks 144th of 275 combined schools in Queensland on the Success Index (47.4/100), and 708th of 1,259 nationally.
What is the student-to-teacher ratio at Blackheath and Thornburgh College?
Blackheath and Thornburgh College has about 9.9 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Blackheath and Thornburgh College?
In 2025, Blackheath and Thornburgh College had 65 students in Year 7.
Is Blackheath and Thornburgh College co-ed?
Yes. Blackheath and Thornburgh College is a co-educational school enrolling both girls and boys.
What other schools are near Blackheath and Thornburgh College?
There are 7 other schools within 15 km of Blackheath and Thornburgh College 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 Blackheath and Thornburgh College?
The closest Success Tutoring centre is Success Tutoring North Lakes, about 1052 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.