Tennant Creek High School
Updated Oct 2026 · ACARA 2025Tennant Creek, Northern Territory 0860 · Barkly LGA
About Tennant Creek High School
Tennant Creek High School is a public high school located in Tennant Creek, Northern Territory (0860), within the Barkly local government area. It caters for students from 7 to 12 and in 2025 enrolled 142 students (75 girls and 67 boys).
Tennant Creek High School has an ICSEA value of 754, indicating a community facing significant socio-educational disadvantage. That places it in the 2nd percentile of Australian schools. 5% of students come from the top socio-educational quarter and 69% from the bottom quarter.
The school employs 20 teachers (19.1 full-time equivalent) and 9 non-teaching staff, giving a student-to-teacher ratio of about 7.4 to 1. Enrolments have fallen by 28% over the past five years.
On the Success Index, Tennant Creek High School scores 24.5 out of 100, placing it in the lower 50% of secondary schools nationally and 17th of 23 secondary schools in NT.
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 754
- Students in the top advantage quarter (15%)5% of students
- Teacher resourcing (students per teacher) (15%)7.4 students per teacher
- Enrolment growth vs local area (5 years) (10%)-28% enrolments since 2020
- ICSEA trend (5 years) (10%)+17 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 Tennant Creek High School's 142 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Tennant Creek High School have changed over the past decade.
Free academic assessment
Is your child on track at Tennant Creek 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.
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Schools near Tennant Creek High School
Closest schools by straight-line distance, with their Success Index.
Similar schools
Government secondary schools in NT with a comparable ICSEA.
Top End School of Flexible Learning
Malak · Government high school · 5-12
123 students · ICSEA 789
Katherine High School
Katherine East · Government high school · 7-12
468 students · ICSEA 797
Centralian Middle School
Alice Springs · Government high school · 7-9
338 students · ICSEA 816
Northern Territory School of Distance Education
The Gardens · Government high school · 9-12
252 students · ICSEA 837
Sanderson High School
Malak · Government high school · 7-9
328 students · ICSEA 863
Centralian Senior College
Alice Springs · Government high school · 10-12
351 students · ICSEA 879
Frequently asked questions
Is Tennant Creek High School a public or private school?
Tennant Creek High School is a public (government) school run by the Northern Territory education department.
What year levels does Tennant Creek High School offer?
Tennant Creek High School offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Tennant Creek High School?
In 2025, Tennant Creek High School had 142 enrolled students (75 girls, 67 boys), a change of -28% over five years.
What is the ICSEA of Tennant Creek High School?
Tennant Creek High School has an ICSEA (Index of Community Socio-Educational Advantage) of 754. The national average is 1000, so this indicates a community facing significant socio-educational disadvantage. ICSEA reflects the school community, not teaching quality.
How does Tennant Creek High School rank in NT?
Tennant Creek High School ranks 17th of 23 secondary schools in Northern Territory on the Success Index (24.5/100), and 1325th of 1,472 nationally.
What is the student-to-teacher ratio at Tennant Creek High School?
Tennant Creek High School has about 7.4 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Tennant Creek High School?
In 2025, Tennant Creek High School had 19 students in Year 7 and 13 in Year 12.
Is Tennant Creek High School co-ed?
Yes. Tennant Creek High School is a co-educational school enrolling both girls and boys.
What other schools are near Tennant Creek High School?
There are 1 other schools within 15 km of Tennant Creek 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 Tennant Creek High School?
The closest Success Tutoring centre is Success Tutoring Windsor Gardens, about 1748 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.