St Thomas the Apostle Catholic Primary School
Updated Oct 2026 · ACARA 2025Cranbourne East, Victoria 3977 · Casey LGA
#520 of 1,290 primary schools in VIC
#1434 of 4,908 nationally
About St Thomas the Apostle Catholic Primary School
St Thomas the Apostle Catholic Primary School is a catholic primary school located in Cranbourne East, Victoria (3977), within the Casey local government area. It caters for students from Prep to 6 and in 2025 enrolled 711 students (367 girls and 344 boys). The school is affiliated with Victorian Catholic Education Authority.
St Thomas the Apostle Catholic Primary School has an ICSEA value of 1073, indicating above-average socio-educational advantage. That places it in the 76th percentile of Australian schools. 26% of students come from the top socio-educational quarter and 10% from the bottom quarter.
The school employs 49 teachers (42.9 full-time equivalent) and 29 non-teaching staff, giving a student-to-teacher ratio of about 16.6 to 1. Enrolments have remained steady over the past five years.
On the Success Index, St Thomas the Apostle Catholic Primary School scores 65.4 out of 100, placing it in the top 25% of primary schools nationally and 520th of 1,290 primary schools in VIC (11th of 65 in the Casey area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1073
- Students in the top advantage quarter (15%)26% of students
- Teacher resourcing (students per teacher) (15%)16.6 students per teacher
- Enrolment growth vs local area (5 years) (10%)+2% enrolments since 2020 (area median -8%)
- ICSEA trend (5 years) (10%)+7 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 St Thomas the Apostle Catholic Primary School's 711 students are spread across year levels in 2025.
Enrolment trend
How enrolments at St Thomas the Apostle Catholic Primary School have changed over the past decade.
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Schools near St Thomas the Apostle Catholic Primary School
Closest schools by straight-line distance, with their Success Index.
Wilandra Rise Primary School
Clyde North · Government primary · Prep-6
1,139 students · ICSEA 987 · 918 m away
Cranbourne East Primary School
Cranbourne East · Government primary · Prep-6
999 students · ICSEA 1006 · 1.5 km away
Clyde Creek Primary School
Clyde · Government primary · U, Prep-6
761 students · ICSEA 1031 · 1.5 km away
Cranbourne East Secondary College
Cranbourne East · Government high school · 7-12
2,110 students · ICSEA 983 · 1.5 km away
Casey Fields Primary School
Cranbourne East · Government primary · Prep-6
1,043 students · ICSEA 1027 · 1.7 km away
Ramlegh Park Primary School
Clyde North · Government primary · Prep-6
1,385 students · ICSEA 1038 · 1.8 km away
Marnebek School
Cranbourne East · Government special · U
482 students · ICSEA 984 · 1.9 km away
Clyde Primary School
Clyde · Government primary · Prep-6
518 students · ICSEA 1003 · 2.0 km away
Casey Grammar School
Cranbourne East · Independent combined · Prep-12
1,127 students · ICSEA 1099 · 2.2 km away
Clyde Secondary College
Clyde · Government high school · 7-10
1,096 students · ICSEA 1013 · 2.4 km away
Similar schools
Catholic primary schools in VIC with a comparable ICSEA.
St Francis of Assisi School
Mill Park · Catholic primary · Prep-6
1,260 students · ICSEA 1073
St Thomas More's School
Hadfield · Catholic primary · Prep-6
366 students · ICSEA 1074
St Martin de Porres School
Avondale Heights · Catholic primary · Prep-6
279 students · ICSEA 1074
St Andrew's School
Clayton South · Catholic primary · Prep-6
319 students · ICSEA 1074
St Mary of the Cross Catholic Primary School
Point Cook · Catholic primary · Prep-6
318 students · ICSEA 1074
St Francis Xavier School
Ballarat East · Catholic primary · Prep-6
482 students · ICSEA 1071
Frequently asked questions
Is St Thomas the Apostle Catholic Primary School a public or private school?
St Thomas the Apostle Catholic Primary School is a Catholic school, which makes it a non-government (private) school affiliated with Victorian Catholic Education Authority.
What year levels does St Thomas the Apostle Catholic Primary School offer?
St Thomas the Apostle Catholic Primary School offers Prep to 6. It is classified by ACARA as a primary school.
How many students attend St Thomas the Apostle Catholic Primary School?
In 2025, St Thomas the Apostle Catholic Primary School had 711 enrolled students (367 girls, 344 boys), a change of 2% over five years.
What is the ICSEA of St Thomas the Apostle Catholic Primary School?
St Thomas the Apostle Catholic Primary School has an ICSEA (Index of Community Socio-Educational Advantage) of 1073. The national average is 1000, so this indicates above-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does St Thomas the Apostle Catholic Primary School rank in VIC?
St Thomas the Apostle Catholic Primary School ranks 520th of 1,290 primary schools in Victoria on the Success Index (65.4/100), and 1434th of 4,908 nationally.
What is the student-to-teacher ratio at St Thomas the Apostle Catholic Primary School?
St Thomas the Apostle Catholic Primary School has about 16.6 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How many students start Prep at St Thomas the Apostle Catholic Primary School each year?
In 2025, St Thomas the Apostle Catholic Primary School had 96 students in Prep and 92 in Year 6.
Is St Thomas the Apostle Catholic Primary School co-ed?
Yes. St Thomas the Apostle Catholic Primary School is a co-educational school enrolling both girls and boys.
What other schools are near St Thomas the Apostle Catholic Primary School?
There are 10 other schools within 15 km of St Thomas the Apostle Catholic Primary 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 St Thomas the Apostle Catholic Primary School?
The closest Success Tutoring centre is Success Tutoring Springvale, about 23 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.