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Public schoolHigh school Years 10-12Co-edOuter Regional

Casuarina Senior College

Updated Oct 2026 · ACARA 2025Moil, Northern Territory 0810 · Darwin LGA

23.3/ 100
Success Index
Lower 50%

#19 of 23 high schools in NT
#1347 of 1,472 nationally

How is this calculated?
Students
690
-23% over 5 years
ICSEA
949
24th percentile nationally
Students per teacher
14.4
47.9 FTE teachers
Year range
10-12

About Casuarina Senior College

Casuarina Senior College is a public high school located in Moil, Northern Territory (0810), within the Darwin local government area. It caters for students from 10 to 12 and in 2025 enrolled 690 students (354 girls and 336 boys).

Casuarina Senior College has an ICSEA value of 949, indicating below-average socio-educational advantage. That places it in the 24th percentile of Australian schools. 12% of students come from the top socio-educational quarter and 37% from the bottom quarter.

The school employs 50 teachers (47.9 full-time equivalent) and 29 non-teaching staff, giving a student-to-teacher ratio of about 14.4 to 1. Enrolments have fallen by 23% over the past five years.

On the Success Index, Casuarina Senior College scores 23.3 out of 100, placing it in the lower 50% of secondary schools nationally and 19th of 23 secondary schools in NT (11th of 12 in the Darwin area).

Success Index breakdown

Each component is a percentile against schools of the same type across Australia.

  • Socio-educational advantage (ICSEA) (50%)ICSEA 949
  • Students in the top advantage quarter (15%)12% of students
  • Teacher resourcing (students per teacher) (15%)14.4 students per teacher
  • Enrolment growth vs local area (5 years) (10%)-23% enrolments since 2020 (area median +4%)
  • ICSEA trend (5 years) (10%)-19 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.

Casuarina Senior College
Bottom quarterLower middleUpper middleTop quarter
Girls
354
Boys
336
Language background other than English
44%
Indigenous students
27%

Enrolments by year level

How Casuarina Senior College's 690 students are spread across year levels in 2025.

Year 12 cohort
188

Enrolment trend

How enrolments at Casuarina Senior College have changed over the past decade.

6218009792015: 915 students2016: 898 students2017: 932 students2018: 930 students2019: 904 students2020: 897 students2021: 859 students2022: 761 students2023: 742 students2024: 718 students2025: 690 students201520172019202120232025
Total enrolments by year. Source: ACARA school profile data.

Free academic assessment

Is your child on track at Casuarina Senior College?

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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  • English & Maths from Kindergarten to Year 12
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Schools near Casuarina Senior College

Closest schools by straight-line distance, with their Success Index.

Similar schools

Government secondary schools in NT with a comparable ICSEA.

Frequently asked questions

Is Casuarina Senior College a public or private school?

Casuarina Senior College is a public (government) school run by the Northern Territory education department.

What year levels does Casuarina Senior College offer?

Casuarina Senior College offers 10 to 12. It is classified by ACARA as a secondary school.

How many students attend Casuarina Senior College?

In 2025, Casuarina Senior College had 690 enrolled students (354 girls, 336 boys), a change of -23% over five years.

What is the ICSEA of Casuarina Senior College?

Casuarina Senior College has an ICSEA (Index of Community Socio-Educational Advantage) of 949. The national average is 1000, so this indicates below-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.

How does Casuarina Senior College rank in NT?

Casuarina Senior College ranks 19th of 23 secondary schools in Northern Territory on the Success Index (23.3/100), and 1347th of 1,472 nationally.

What is the student-to-teacher ratio at Casuarina Senior College?

Casuarina Senior College has about 14.4 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.

Is Casuarina Senior College co-ed?

Yes. Casuarina Senior College is a co-educational school enrolling both girls and boys.

What other schools are near Casuarina Senior College?

There are 10 other schools within 15 km of Casuarina Senior 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 Casuarina Senior College?

The closest Success Tutoring centre is Success Tutoring Windsor Gardens, about 2620 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.