St Mary's Catholic Primary School
Updated Oct 2026 · ACARA 2025Mackay South, Queensland 4740 · Mackay LGA
#246 of 804 primary schools in QLD
#2157 of 4,908 nationally
About St Mary's Catholic Primary School
St Mary's Catholic Primary School is a catholic primary school located in Mackay South, Queensland (4740), within the Mackay local government area. It caters for students from Prep to 6 and in 2025 enrolled 384 students (214 girls and 170 boys). The school is affiliated with Catholic Education Queensland.
St Mary's Catholic Primary School has an ICSEA value of 1050, indicating above-average socio-educational advantage. That places it in the 68th percentile of Australian schools. 19% of students come from the top socio-educational quarter and 10% from the bottom quarter.
The school employs 33 teachers (23.1 full-time equivalent) and 19 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 Mary's Catholic Primary School scores 57.1 out of 100, placing it in the top 50% of primary schools nationally and 246th of 804 primary schools in QLD (1st of 31 in the Mackay area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1050
- Students in the top advantage quarter (15%)19% 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 +2%)
- ICSEA trend (5 years) (10%)+3 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 Catholic Primary School's 384 students are spread across year levels in 2025.
Enrolment trend
How enrolments at St Mary's Catholic Primary School have changed over the past decade.
Free academic assessment
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Schools near St Mary's Catholic Primary School
Closest schools by straight-line distance, with their Success Index.
Mackay State High School
South Mackay · Government high school · 7-12
1,254 students · ICSEA 936 · 796 m away
Kutta Mulla Gorinna Special Assistance School
Mackay · Independent special · 7-12
75 students · ICSEA 811 · 829 m away
Mackay Central State School
Mackay · Government primary · Prep-6
216 students · ICSEA 908 · 982 m away
Victoria Park State School
East Mackay · Government primary · Prep-6
602 students · ICSEA 927 · 1.2 km away
St Patrick's College
Mackay · Catholic high school · 7-12
1,394 students · ICSEA 1009 · 1.7 km away
Mackay West State School
West Mackay · Government primary · Prep-6
770 students · ICSEA 980 · 2.4 km away
St Francis Xavier Catholic Primary School
Mackay West · Catholic primary · Prep-6
569 students · ICSEA 1031 · 2.5 km away
Catherine McAuley College
Mackay · Catholic high school · 7-10
606 students · ICSEA 1026 · 2.7 km away
St Joseph's Catholic Primary School
North Mackay · Catholic primary · Prep-6
349 students · ICSEA 1016 · 3.5 km away
Mackay North State School
North Mackay · Government primary · Prep-6
401 students · ICSEA 933 · 3.6 km away
Similar schools
Catholic primary schools in QLD with a comparable ICSEA.
St Saviour's Primary School
Toowoomba · Catholic primary · Prep-6
486 students · ICSEA 1048
St Benedict's Catholic Primary School
Yeppoon · Catholic primary · Prep-6
370 students · ICSEA 1052
Our Lady of the Sacred Heart Catholic Primary School
Darra · Catholic primary · Prep-6
508 students · ICSEA 1054
St Matthew's School
Cornubia · Catholic primary · Prep-6
561 students · ICSEA 1055
St Joseph's Primary School
Nambour · Catholic primary · Prep-6
341 students · ICSEA 1045
Star of the Sea School
Merrimac · Catholic primary · Prep-6
236 students · ICSEA 1045
Frequently asked questions
Is St Mary's Catholic Primary School a public or private school?
St Mary's Catholic Primary School is a Catholic school, which makes it a non-government (private) school affiliated with Catholic Education Queensland.
What year levels does St Mary's Catholic Primary School offer?
St Mary's Catholic Primary School offers Prep to 6. It is classified by ACARA as a primary school.
How many students attend St Mary's Catholic Primary School?
In 2025, St Mary's Catholic Primary School had 384 enrolled students (214 girls, 170 boys), a change of 2% over five years.
What is the ICSEA of St Mary's Catholic Primary School?
St Mary's Catholic Primary School has an ICSEA (Index of Community Socio-Educational Advantage) of 1050. The national average is 1000, so this indicates above-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does St Mary's Catholic Primary School rank in QLD?
St Mary's Catholic Primary School ranks 246th of 804 primary schools in Queensland on the Success Index (57.1/100), and 2157th of 4,908 nationally.
What is the student-to-teacher ratio at St Mary's Catholic Primary School?
St Mary's 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 Mary's Catholic Primary School each year?
In 2025, St Mary's Catholic Primary School had 51 students in Prep and 60 in Year 6.
Is St Mary's Catholic Primary School co-ed?
Yes. St Mary's Catholic Primary School is a co-educational school enrolling both girls and boys.
What other schools are near St Mary's Catholic Primary School?
There are 10 other schools within 15 km of St Mary's 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 Mary's Catholic Primary School?
The closest Success Tutoring centre is Success Tutoring North Lakes, about 780 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.