Enrolment Summary
Trinity College has 954 students enrolled across 6 year levels as of 2025. Total enrolment decreased by 9 students (-0.9%) from 2024.
Total Students954
Secondary954
YoY Change (2024→2025)-9
Enrolment by Year Level — 2025
Year 7174+2
Year 8165-9
Year 9160+8
Year 10148-11
Year 11152-12
Year 12155+13
20252024
Source: ACARA Enrolments by Grade (2025)
Total Enrolment Over Time
Trinity College enrolment from 2016 to 2025.
Source: ACARA School Profile (2016–2025)
Gender Balance
Currently 468 girls (49%) and 486 boys (51%).
49%51%
GirlsBoys
Source: ACARA School Profile (2016–2025)
Gender Breakdown by Year
YearGirlsBoysTotalGirls %
202546848695449%
202446350096348%
202348146194251%
202246943890752%
202146244490651%
202042544086549%
201939341781049%
201840141481549%
201742540182651%
201648644893452%
Year-on-Year Comparison
Year Level20242025Change
Year 7172174+2
Year 8174165-9
Year 9152160+8
Year 10159148-11
Year 11164152-12
Year 12142155+13
Total963954-9
Source: ACARA Enrolments by Grade (2024–2025)