Key Workforce Metrics
Trinity College Gawler River has 189 staff members (93.5 FTE), including 74 teachers and 115 non-teaching staff.
Student:Teacher Ratio
16.3:1-1
Above national avg
Teaching Staff
74+4.4 FTE
59.5 FTE
Non-Teaching Staff
115
34.0 FTE
Total Staff
189
51% part-time
Staffing Ratio Comparison
How Trinity College Gawler River's student-to-teacher ratio compares to state and national averages. A lower ratio generally means more individual attention per student.
16.3:1
12.6:1
12.3:1
With a ratio of 16.3:1, this school's ratio is higher than the SA average (12.6:1) and the national average (12.3:1).
Workforce Composition
Classroom Teachers
74
59.5 FTE
Non-Teaching Staff
115
34.0 FTE
Total Workforce
189
93.5 FTE
FTE (full-time equivalent)Headcount (incl. part-time)
Source: ACARA School Profile (2025)
Staffing Trends — 2016–2025
Teaching staff levels and student-to-teacher ratio over time.
FTE Teaching StaffStudent:Teacher RatioNational Avg Ratio
Source: ACARA School Profile (2016–2025)
Staffing History
YearFTE TeachersTotal EnrolmentsStudent:TeacherChange
202559.597016.3:1-1
202455.195217.3:1-0.8
202351.492918.1:1+1.2
202254.591916.9:1-0.9
202150.089117.8:1+0.6
202049.385017.2:1+0.4
201948.381216.8:1-0.4
201845.177617.2:1-0.1
201743.875817.3:1+0.4
201643.173016.9:1—