St Joseph's School
Updated Oct 2026 · ACARA 2025Boulder, Western Australia 6432 · Kalgoorlie-Boulder LGA
#304 of 583 primary schools in WA
#2747 of 4,908 nationally
About St Joseph's School
St Joseph's School is a catholic primary school located in Boulder, Western Australia (6432), within the Kalgoorlie-Boulder local government area. It caters for students from PP to 6 and in 2025 enrolled 193 students (105 girls and 88 boys). The school is affiliated with Catholic Education Western Australia.
St Joseph's School has an ICSEA value of 994, indicating a socio-educational profile close to the national average of 1000. That places it in the 44th percentile of Australian schools. 8% of students come from the top socio-educational quarter and 32% from the bottom quarter.
The school employs 15 teachers (14.2 full-time equivalent) and 22 non-teaching staff, giving a student-to-teacher ratio of about 13.6 to 1. Enrolments have grown by 14% over the past five years.
On the Success Index, St Joseph's School scores 49.3 out of 100, placing it in the top 50% of primary schools nationally and 304th of 583 primary schools in WA (2nd of 9 in the Kalgoorlie-Boulder area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 994
- Students in the top advantage quarter (15%)8% of students
- Teacher resourcing (students per teacher) (15%)13.6 students per teacher
- Enrolment growth vs local area (5 years) (10%)+14% enrolments since 2020 (area median +5%)
- ICSEA trend (5 years) (10%)+23 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 Joseph's School's 193 students are spread across year levels in 2025.
Enrolment trend
How enrolments at St Joseph's School have changed over the past decade.
Free academic assessment
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Schools near St Joseph's School
Closest schools by straight-line distance, with their Success Index.
Kalgoorlie School Of The Air
Boulder · Government primary · K-6
68 students · ICSEA 1029 · 843 m away
Boulder Primary School
Boulder · Government primary · K-6
263 students · ICSEA 869 · 1.0 km away
O'Connor Education Support Centre
Boulder · Government special · K-6
52 students · ICSEA 920 · 1.3 km away
O'Connor Primary School
Kalgoorlie · Government primary · K-6
761 students · ICSEA 922 · 1.3 km away
Goldfields Baptist College
Somerville · Independent combined · PP-11
239 students · ICSEA 1017 · 1.5 km away
Kalgoorlie-Boulder Community High School
Kalgoorlie · Government high school · 7-10
854 students · ICSEA 890 · 1.6 km away
Eastern Goldfields Education Support Centre
Kalgoorlie · Government special · 7-12
47 students · ICSEA 879 · 1.6 km away
South Kalgoorlie Primary School
Kalgoorlie · Government primary · K-6
350 students · ICSEA 909 · 2.2 km away
John Paul College
Kalgoorlie · Catholic high school · 7-12
699 students · ICSEA 1010 · 3.2 km away
Eastern Goldfields College
Kalgoorlie · Government high school · 11-12
485 students · ICSEA 954 · 3.5 km away
Similar schools
Catholic primary schools in WA with a comparable ICSEA.
St Joseph's Catholic Primary School
Pinjarra · Catholic primary · PP-6
190 students · ICSEA 994
St Munchin's Catholic School
Gosnells · Catholic primary · PP-6
388 students · ICSEA 995
St Brigid's School
Collie · Catholic primary · PP-6
178 students · ICSEA 996
Our Lady of Mercy Primary School
Girrawheen · Catholic primary · PP-6
334 students · ICSEA 997
St Lawrence's Primary School
Geraldton · Catholic primary · PP-6
563 students · ICSEA 990
St Bernard's School
Kojonup · Catholic primary · PP-6
64 students · ICSEA 988
Frequently asked questions
Is St Joseph's School a public or private school?
St Joseph's School is a Catholic school, which makes it a non-government (private) school affiliated with Catholic Education Western Australia.
What year levels does St Joseph's School offer?
St Joseph's School offers PP to 6. It is classified by ACARA as a primary school.
How many students attend St Joseph's School?
In 2025, St Joseph's School had 193 enrolled students (105 girls, 88 boys), a change of 14% over five years.
What is the ICSEA of St Joseph's School?
St Joseph's School has an ICSEA (Index of Community Socio-Educational Advantage) of 994. 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 St Joseph's School rank in WA?
St Joseph's School ranks 304th of 583 primary schools in Western Australia on the Success Index (49.3/100), and 2747th of 4,908 nationally.
What is the student-to-teacher ratio at St Joseph's School?
St Joseph's School has about 13.6 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How many students start Pre-primary at St Joseph's School each year?
In 2025, St Joseph's School had 33 students in Pre-primary and 30 in Year 6.
Is St Joseph's School co-ed?
Yes. St Joseph's School is a co-educational school enrolling both girls and boys.
What other schools are near St Joseph's School?
There are 10 other schools within 15 km of St Joseph's 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 Joseph's School?
The closest Success Tutoring centre is Success Tutoring Ellenbrook, about 534 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.