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Trinity College South

IndependentCombinedR-10
Evanston South, SA 5116 · Major Cities
Students957enrolled
Ratio1:15.5student:teacher
SEIFA3/10advantage decile
Staffing
76
teaching staff
FTE Teaching61.6
Non-Teaching107
Student:Teacher15.5:1
Students957
Trinity
OverviewEnrolmentStaffCommunityAttendanceAttainmentTrendsSimilarNearby

Key Workforce Metrics

Trinity College South has 183 staff members (90.8 FTE), including 76 teachers and 107 non-teaching staff.

Student:Teacher Ratio
15.5:1-1.5
Above national avg
Teaching Staff
76+6.1 FTE
61.6 FTE
Non-Teaching Staff
107
29.2 FTE
Total Staff
183
50% part-time

Staffing Ratio Comparison

How Trinity College South's student-to-teacher ratio compares to state and national averages. A lower ratio generally means more individual attention per student.

Trinity
15.5:1
SA Average
12.6:1
National Average
12.3:1

With a ratio of 15.5:1, this school's ratio is higher than the SA average (12.6:1) and the national average (12.3:1).

Workforce Composition

Classroom Teachers
76
61.6 FTE
Non-Teaching Staff
107
29.2 FTE
Total Workforce
183
90.8 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.

42.150.659.267.8Nat avg49.552.150.153.851.453.656.750.955.561.617.1:116:116.1:114.7:115.3:115.4:115.9:118.7:117:115.5:116171819202122232425
FTE Teaching StaffStudent:Teacher RatioNational Avg Ratio
Source: ACARA School Profile (2016–2025)

Staffing History

YearFTE TeachersTotal EnrolmentsStudent:TeacherChange
202561.695715.5:1-1.5
202455.594617:1-1.7
202350.995018.7:1+2.8
202256.789915.9:1+0.5
202153.682815.4:1+0.1
202051.478615.3:1+0.6
201953.879314.7:1-1.4
201850.180716.1:1+0.1
201752.183516:1-1.1
201649.584817.1:1—