St Mary's College
Updated Oct 2026 · ACARA 2025Ipswich, Queensland 4305 · Ipswich LGA
About St Mary's College
St Mary's College is a catholic girls' high school located in Ipswich, Queensland (4305), within the Ipswich local government area. It caters for students from 7 to 12 and in 2025 enrolled 730 students. The school is affiliated with Catholic Education Queensland.
St Mary's College has an ICSEA value of 1033, indicating a socio-educational profile close to the national average of 1000. That places it in the 61st percentile of Australian schools. 14% of students come from the top socio-educational quarter and 16% from the bottom quarter.
The school employs 58 teachers (56.5 full-time equivalent) and 37 non-teaching staff, giving a student-to-teacher ratio of about 12.9 to 1. Enrolments have grown by 13% over the past five years.
On the Success Index, St Mary's College scores 57.1 out of 100, placing it in the top 50% of secondary schools nationally and 80th of 269 secondary schools in QLD (2nd of 12 in the Ipswich area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1033
- Students in the top advantage quarter (15%)14% of students
- Teacher resourcing (students per teacher) (15%)12.9 students per teacher
- Enrolment growth vs local area (5 years) (10%)+13% enrolments since 2020 (area median +1%)
- ICSEA trend (5 years) (10%)-6 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 College's 730 students are spread across year levels in 2025.
Enrolment trend
How enrolments at St Mary's College have changed over the past decade.
Free academic assessment
Is your child on track at St Mary's College?
Rankings tell you about a school community. A free Success Tutoring assessment tells you about your child: exactly where they are in English and Maths, where the gaps are, and a plan to close them. Small-group, Australian-curriculum tutoring with no lock-in contracts.
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Schools near St Mary's College
Closest schools by straight-line distance, with their Success Index.
St Edmund's College
Woodend · Catholic combined · 5-12
1,171 students · ICSEA 1049 · 89 m away
St Mary's Primary School
Woodend · Catholic primary · Prep-6
556 students · ICSEA 1041 · 289 m away
Ipswich Grammar School
Ipswich · Independent combined · Prep-12
1,336 students · ICSEA 1114 · 476 m away
The Industry School - Ipswich
North Ipswich · Independent high school · 10-12
208 students · ICSEA 1017 · 642 m away
Blair State School
Sadliers Crossing · Government primary · Prep-6
320 students · ICSEA 952 · 707 m away
Ipswich West Special School
West Ipswich · Government special · Prep-12
135 students · ICSEA 950 · 1.1 km away
Ipswich North State School
North Ipswich · Government primary · Prep-6
206 students · ICSEA 904 · 1.1 km away
Ipswich Special School
Ipswich · Government special · Prep-12
108 students · ICSEA 962 · 1.2 km away
Ipswich Flexible School
Ipswich · Catholic special · 7-12
111 students · ICSEA 892 · 1.3 km away
Ipswich West State School
West Ipswich · Government primary · Prep-6
210 students · ICSEA 947 · 1.3 km away
Similar schools
Catholic secondary schools in QLD with a comparable ICSEA.
Chanel College
Gladstone · Catholic high school · 7-12
854 students · ICSEA 1031
The Cathedral College
Rockhampton · Catholic high school · 7-12
1,357 students · ICSEA 1031
St Patrick's College
Gympie · Catholic high school · 7-12
514 students · ICSEA 1037
Shalom College
Bundaberg · Catholic high school · 7-12
1,558 students · ICSEA 1027
St Columban's College
Caboolture · Catholic high school · 7-12
1,171 students · ICSEA 1026
Catherine McAuley College
Mackay · Catholic high school · 7-10
606 students · ICSEA 1026
Frequently asked questions
Is St Mary's College a public or private school?
St Mary's College is a Catholic school, which makes it a non-government (private) school affiliated with Catholic Education Queensland.
What year levels does St Mary's College offer?
St Mary's College offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend St Mary's College?
In 2025, St Mary's College had 730 enrolled students (730 girls, 0 boys), a change of 13% over five years.
What is the ICSEA of St Mary's College?
St Mary's College has an ICSEA (Index of Community Socio-Educational Advantage) of 1033. 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 College rank in QLD?
St Mary's College ranks 80th of 269 secondary schools in Queensland on the Success Index (57.1/100), and 582nd of 1,472 nationally.
What is the student-to-teacher ratio at St Mary's College?
St Mary's College has about 12.9 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at St Mary's College?
In 2025, St Mary's College had 157 students in Year 7 and 101 in Year 12.
Is St Mary's College co-ed?
No. St Mary's College is a girls' school.
What other schools are near St Mary's College?
There are 10 other schools within 15 km of St Mary's College 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 College?
The closest Success Tutoring centre is Success Tutoring Mount Gravatt East, about 34 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.