St Catherine of Siena Catholic Primary School
Updated Oct 2026 · ACARA 2025Armstrong Creek, Victoria 3217 · Greater Geelong LGA
#296 of 1,290 primary schools in VIC
#651 of 4,908 nationally
About St Catherine of Siena Catholic Primary School
St Catherine of Siena Catholic Primary School is a catholic primary school located in Armstrong Creek, Victoria (3217), within the Greater Geelong local government area. It caters for students from Prep to 6 and in 2025 enrolled 504 students (281 girls and 223 boys). The school is affiliated with Victorian Catholic Education Authority.
St Catherine of Siena Catholic Primary School has an ICSEA value of 1070, indicating above-average socio-educational advantage. That places it in the 75th percentile of Australian schools. 24% of students come from the top socio-educational quarter and 10% from the bottom quarter.
The school employs 43 teachers (40.1 full-time equivalent) and 22 non-teaching staff, giving a student-to-teacher ratio of about 12.6 to 1. Enrolments have grown by 276% over the past five years.
On the Success Index, St Catherine of Siena Catholic Primary School scores 73.8 out of 100, placing it in the top 25% of primary schools nationally and 296th of 1,290 primary schools in VIC (9th of 54 in the Greater Geelong area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1070
- Students in the top advantage quarter (15%)24% of students
- Teacher resourcing (students per teacher) (15%)12.6 students per teacher
- Enrolment growth vs local area (5 years) (10%)+276% enrolments since 2020 (area median +4%)
- ICSEA trend (5 years) (10%)+0 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 Catherine of Siena Catholic Primary School's 504 students are spread across year levels in 2025.
Enrolment trend
How enrolments at St Catherine of Siena Catholic Primary School have changed over the past decade.
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Schools near St Catherine of Siena Catholic Primary School
Closest schools by straight-line distance, with their Success Index.
Armstrong Creek School
Armstrong Creek · Government combined · U, Prep-6
905 students · ICSEA 1023 · 1.1 km away
Oberon High School
Armstrong Creek · Government high school · 7-12
1,074 students · ICSEA 1023 · 1.1 km away
Iona College Geelong
Charlemont · Catholic high school · 7-12
1,332 students · ICSEA 1078 · 2.5 km away
Geelong Lutheran College
Armstrong Creek · Independent combined · Prep-12
1,317 students · ICSEA 1101 · 2.8 km away
Mirripoa Primary School
Mount Duneed · Government primary · Prep-6
638 students · ICSEA 1058 · 3.9 km away
Mount Duneed Regional Primary School
Mount Duneed · Government primary · Prep-6
362 students · ICSEA 1045 · 4.2 km away
Grovedale College
Grovedale · Government high school · 7-12
693 students · ICSEA 996 · 4.9 km away
Grovedale West Primary School
Grovedale · Government primary · Prep-6
324 students · ICSEA 1026 · 5.0 km away
Grovedale Primary School
Grovedale · Government primary · Prep-6
343 students · ICSEA 1009 · 5.1 km away
Nazareth School
Grovedale · Catholic primary · Prep-6
367 students · ICSEA 1076 · 5.4 km away
Similar schools
Catholic primary schools in VIC with a comparable ICSEA.
St Patrick's School
Port Fairy · Catholic primary · Prep-6
180 students · ICSEA 1070
Our Lady of the Immaculate Conception School
Sunshine · Catholic primary · Prep-6
317 students · ICSEA 1070
St Anne's School
Seaford · Catholic primary · Prep-6
186 students · ICSEA 1070
Trinity Catholic Primary School
Narre Warren South · Catholic primary · Prep-6
507 students · ICSEA 1070
St Francis Xavier School
Ballarat East · Catholic primary · Prep-6
482 students · ICSEA 1071
St Bernadette's Catholic Primary School
The Basin · Catholic primary · Prep-6
255 students · ICSEA 1069
Frequently asked questions
Is St Catherine of Siena Catholic Primary School a public or private school?
St Catherine of Siena 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 Catherine of Siena Catholic Primary School offer?
St Catherine of Siena Catholic Primary School offers Prep to 6. It is classified by ACARA as a primary school.
How many students attend St Catherine of Siena Catholic Primary School?
In 2025, St Catherine of Siena Catholic Primary School had 504 enrolled students (281 girls, 223 boys), a change of 276% over five years.
What is the ICSEA of St Catherine of Siena Catholic Primary School?
St Catherine of Siena Catholic Primary School has an ICSEA (Index of Community Socio-Educational Advantage) of 1070. The national average is 1000, so this indicates above-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does St Catherine of Siena Catholic Primary School rank in VIC?
St Catherine of Siena Catholic Primary School ranks 296th of 1,290 primary schools in Victoria on the Success Index (73.8/100), and 651st of 4,908 nationally.
What is the student-to-teacher ratio at St Catherine of Siena Catholic Primary School?
St Catherine of Siena Catholic Primary School has about 12.6 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How many students start Prep at St Catherine of Siena Catholic Primary School each year?
In 2025, St Catherine of Siena Catholic Primary School had 89 students in Prep and 35 in Year 6.
Is St Catherine of Siena Catholic Primary School co-ed?
Yes. St Catherine of Siena Catholic Primary School is a co-educational school enrolling both girls and boys.
What other schools are near St Catherine of Siena Catholic Primary School?
There are 10 other schools within 15 km of St Catherine of Siena 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 Catherine of Siena Catholic Primary School?
The closest Success Tutoring centre is Success Tutoring Torquay, about 8.7 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.