Overview
Trinity Grammar School is a independent combined school in Summer Hill, New South Wales, serving K-12. The school has 2,296 enrolled students. Its ICSEA value is 1168 (well above average). The student-to-teacher ratio is 9:1. The school is located in a SEIFA IRSD decile 10 area.
Source: ACARA School Profile 2025 (2025)
Key Facts
SectorIndependent
School TypeCombined
Year RangeK-12
Governing BodyIndependent Schools NSW
Postcode2130
RemotenessMajor Cities
ACARA ID43710
Student Background
Total Enrolments2,296
Indigenous Students0%
Language Background Other Than English61%
English Background39%
Socio-Educational Advantage Distribution
Source: ACARA School Profile (2025)
Enrolment by Year Level
2,296 students across 13 year levels (2025)
One year before Yr 181
Yr 182
Yr 286
Yr 3112
Yr 4119
Yr 5149
Yr 6149
Yr 7273
Source: ACARA Enrolments by Grade (2025)
Staffing
Teaching Staff266 (254.7 FTE)
Non-Teaching Staff188 (146.7 FTE)
Total Staff454
Student:Teacher Ratio9:1
Source: ACARA School Profile (2025)