St Marys Senior High School is a government secondary school in St Marys, New South Wales, with 926 reported enrolments, a student-teacher ratio of 13.7:1, and an ICSEA percentile of 69.
Quick school snapshot
School model
St Marys Senior High School is listed as Government and Secondary, with a reported year range of 11-12.
Enrolment size
The school reports 926 total enrolments, including 564 girls and 362 boys where available.
ICSEA context
The ICSEA value is 1,052, with percentile 69 in the current dataset.
Gender profile
The gender type is Co-educational, with a reported mix of 60.9% girls and 39.1% boys.
Staff ratio
The student-teacher ratio is 13.7:1, based on 67.6 FTE teaching staff where available.
Local area
The campus is in St Marys, New South Wales, within Penrith.
Profile signals
The main student and context indicators are shown visually so the profile reads like a school intelligence page, not a spreadsheet.
St Marys Senior High School is listed as a government secondary school in St Marys, New South Wales. The profile reports 926 total enrolments, an ICSEA value of 1,052, and a student-teacher ratio of 13.7:1 where available. The reported year range is 11-12, and the campus sits within Penrith local government area.
Enrolment
926
reported total enrolments
564 girls
362 boys
St Marys Senior High School reports 926 total enrolments, including 564 girls and 362 boys. The reported enrolment mix is 60.9% girls and 39.1% boys.
Socio-educational
69
percentile where available
ICSEA
1,052
St Marys Senior High School sits at the 69 ICSEA percentile in the reported dataset.
SEA quarters
Bottom
17%
Lower-middle
27%
Upper-middle
34%
Top
22%
The socio-educational distribution lists 17% in the bottom quarter, 27% in the lower-middle quarter, 34% in the upper-middle quarter, and 22% in the top quarter.
Staff
Teaching staff
66
FTE teaching
67.6
Non-teaching
15
Student-teacher
13.7:1
The profile reports 66 teaching staff and 15 non-teaching staff, with a student-teacher ratio of 13.7:1.
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.
St Marys, NSW 2760
Same suburb
St Marys, NSW 2760
Same suburb
St Marys, NSW 2760
Same suburb
St Marys, NSW 2760
Same suburb
St Marys, NSW 2760
Same suburb
St Marys, NSW 2760
Same suburb
FAQ
St Marys Senior High School has 926 reported total enrolments. The student profile lists 564 girls and 362 boys where gender enrolment fields are available.
St Marys Senior High School is listed as a Government school with school type Secondary. The reported year range is 11-12.
St Marys Senior High School is located in St Marys, NSW 2760. The local government area is Penrith.
The ICSEA value for St Marys Senior High School is 1,052 and the ICSEA percentile is 69. If either value is missing in the source data, it is shown as Not available rather than zero.
St Marys Senior High School is listed as Co-educational. The reported gender mix is 60.9% girls and 39.1% 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.
