St Mary's Primary School
Updated Oct 2026 · ACARA 2025Crookwell, New South Wales 2583 · Upper Lachlan LGA
#898 of 1,619 primary schools in NSW
#2764 of 4,908 nationally
About St Mary's Primary School
St Mary's Primary School is a catholic primary school located in Crookwell, New South Wales (2583), within the Upper Lachlan local government area. It caters for students from K to 6 and in 2025 enrolled 144 students (65 girls and 79 boys). The school is affiliated with Catholic Schools NSW.
St Mary's Primary School has an ICSEA value of 1005, indicating a socio-educational profile close to the national average of 1000. That places it in the 49th percentile of Australian schools. 11% of students come from the top socio-educational quarter and 28% from the bottom quarter.
The school employs 14 teachers (12.4 full-time equivalent) and 6 non-teaching staff, giving a student-to-teacher ratio of about 11.6 to 1. Enrolments have grown by 3% over the past five years.
On the Success Index, St Mary's Primary School scores 49.1 out of 100, placing it in the top 50% of primary schools nationally and 898th of 1,619 primary schools in NSW (2nd of 3 in the Upper Lachlan area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1005
- Students in the top advantage quarter (15%)11% of students
- Teacher resourcing (students per teacher) (15%)11.6 students per teacher
- Enrolment growth vs local area (5 years) (10%)+3% enrolments since 2020 (area median +6%)
- ICSEA trend (5 years) (10%)-13 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 Mary's Primary School's 144 students are spread across year levels in 2025.
Enrolment trend
How enrolments at St Mary's Primary School have changed over the past decade.
Free academic assessment
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Schools near St Mary's Primary School
Closest schools by straight-line distance, with their Success Index.
Similar schools
Catholic primary schools in NSW with a comparable ICSEA.
Trinity Catholic Primary School
Murrumburrah · Catholic primary · K-6
29 students · ICSEA 1005
Chisholm Catholic Primary School
Bligh Park · Catholic primary · K-6
411 students · ICSEA 1005
St Brendan's Catholic Primary School
Lake Munmorah · Catholic primary · K-6
431 students · ICSEA 1005
Holy Family Primary School
Granville East · Catholic primary · K-6
235 students · ICSEA 1004
St Jerome's Catholic Primary School
Punchbowl · Catholic primary · K-6
175 students · ICSEA 1004
St Joseph's Catholic Primary School Gilgandra
Gilgandra · Catholic primary · K-6
148 students · ICSEA 1006
Frequently asked questions
Is St Mary's Primary School a public or private school?
St Mary's Primary School is a Catholic school, which makes it a non-government (private) school affiliated with Catholic Schools NSW.
What year levels does St Mary's Primary School offer?
St Mary's Primary School offers K to 6. It is classified by ACARA as a primary school.
How many students attend St Mary's Primary School?
In 2025, St Mary's Primary School had 144 enrolled students (65 girls, 79 boys), a change of 3% over five years.
What is the ICSEA of St Mary's Primary School?
St Mary's Primary School has an ICSEA (Index of Community Socio-Educational Advantage) of 1005. 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 Mary's Primary School rank in NSW?
St Mary's Primary School ranks 898th of 1,619 primary schools in New South Wales on the Success Index (49.1/100), and 2764th of 4,908 nationally.
What is the student-to-teacher ratio at St Mary's Primary School?
St Mary's Primary School has about 11.6 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How many students start Kindergarten at St Mary's Primary School each year?
In 2025, St Mary's Primary School had 21 students in Kindergarten and 17 in Year 6.
Is St Mary's Primary School co-ed?
Yes. St Mary's Primary School is a co-educational school enrolling both girls and boys.
What other schools are near St Mary's Primary School?
There are 3 other schools within 15 km of St Mary's 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 Mary's Primary School?
The closest Success Tutoring centre is Success Tutoring Dickson, about 93 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.