St Mary's Cathedral College is a catholic combined school in Sydney, New South Wales, with 937 reported enrolments, a student-teacher ratio of 13.0:1, and an ICSEA percentile of 90.
Quick school snapshot
School model
St Mary's Cathedral College is listed as Catholic and Combined, with a reported year range of K-12.
Enrolment size
The school reports 937 total enrolments, including 127 girls and 810 boys where available.
ICSEA context
The ICSEA value is 1,125, with percentile 90 in the current dataset.
Gender profile
The gender type is Co-educational, with a reported mix of 13.6% girls and 86.4% boys.
Staff ratio
The student-teacher ratio is 13.0:1, based on 72.3 FTE teaching staff where available.
Local area
The campus is in Sydney, New South Wales, within Sydney.
Profile signals
The main student and context indicators are shown visually so the profile reads like a school intelligence page, not a spreadsheet.
St Mary's Cathedral College is listed as a catholic combined school in Sydney, New South Wales. The profile reports 937 total enrolments, an ICSEA value of 1,125, and a student-teacher ratio of 13.0:1 where available. The reported year range is K-12, and the campus sits within Sydney local government area.
Enrolment
937
reported total enrolments
127 girls
810 boys
St Mary's Cathedral College reports 937 total enrolments, including 127 girls and 810 boys. The reported enrolment mix is 13.6% girls and 86.4% boys.
Socio-educational
90
percentile where available
ICSEA
1,125
St Mary's Cathedral College sits at the 90 ICSEA percentile in the reported dataset.
SEA quarters
Bottom
4%
Lower-middle
15%
Upper-middle
32%
Top
49%
The socio-educational distribution lists 4% in the bottom quarter, 15% in the lower-middle quarter, 32% in the upper-middle quarter, and 49% in the top quarter.
Staff
Teaching staff
75
FTE teaching
72.3
Non-teaching
24
Student-teacher
13.0:1
The profile reports 75 teaching staff and 24 non-teaching staff, with a student-teacher ratio of 13.0:1.
Location
Location context combines suburb, postcode, administrative areas and a direct maps link where data is available.
Governance
Official school and governing body links are included when the dataset provides them.
Community
Student community indicators are reported as percentages where available.
Nearby
Similar schools are selected from the same suburb first, then from the same local government area where needed.
Sydney, NSW 2000
Same suburb
Sydney, NSW 2000
Same suburb
Sydney, NSW 2000
Same suburb
Sydney, NSW 2000
Same suburb
Sydney, NSW 2000
Same suburb
Sydney, NSW 2000
Same suburb
FAQ
St Mary's Cathedral College has 937 reported total enrolments. The student profile lists 127 girls and 810 boys where gender enrolment fields are available.
St Mary's Cathedral College is listed as a Catholic school with school type Combined. The reported year range is K-12.
St Mary's Cathedral College is located in Sydney, NSW 2000. The local government area is Sydney.
The ICSEA value for St Mary's Cathedral College is 1,125 and the ICSEA percentile is 90. If either value is missing in the source data, it is shown as Not available rather than zero.
St Mary's Cathedral College is listed as Co-educational. The reported gender mix is 13.6% girls and 86.4% boys where percentage fields are available.
Data note
This page uses structured 2025 Australian school profile data. Some values may be unavailable where they are not reported in the source dataset. Profile pages are designed to make enrolment, ICSEA, location and school context easier to compare.
