Enrolment Summary
Trinity College has 607 students enrolled across 13 year levels as of 2025. Total enrolment increased by 22 students (3.8%) from 2024.
Total Students607
Primary353
Secondary254
YoY Change (2024→2025)+22
Enrolment by Year Level — 2025
Pre-Year 156+9
Year 144-6
Year 250+3
Year 348-2
Year 457+10
Year 548-2
Year 650+7
Year 747-6
Year 853+7
Year 946+8
Year 1037+1
Year 1135-7
Year 1236—
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 314 girls (52%) and 293 boys (48%).
52%48%
GirlsBoys
Source: ACARA School Profile (2016–2025)
Gender Breakdown by Year
YearGirlsBoysTotalGirls %
202531429360752%
202430328258552%
202330528559052%
202230427257653%
202127527755250%
202024925550449%
201922325247547%
201823225849047%
201720323643946%
201617620237847%
Year-on-Year Comparison
Year Level20242025Change
Pre-Y14756+9
Year 15044-6
Year 24750+3
Year 35048-2
Year 44757+10
Year 55048-2
Year 64350+7
Year 75347-6
Year 84653+7
Year 93846+8
Year 103637+1
Year 114235-7
Year 123636—
Total585607+22
Source: ACARA Enrolments by Grade (2024–2025)