Trinity College Senior — Trends (2008–2025) — Evanston South, SA

18-Year Profile (2008–2025)

Historical profile data for Trinity College Senior from 2008 to 2025. ICSEA has fallen by 17 points over this period. Total enrolment has grown by 135 students.

ICSEA 20081042

ICSEA 20251025-17

Enrolment 2008534

Enrolment 2025669+135

Key Metrics Over Time

Total Enrolments

669

↑

2008–2025+135 (25.3%)

ICSEA Score

1025

↓

2010–2025-17 (-1.6%)

ICSEA Percentile

58th

↓

2010–2025-11th (-15.9%)

Student:Teacher Ratio

11.4:1

↓

2008–2025-1.2:1 (-9.5%)

Indigenous Students

2.0%

↑

2008–2025+1.0% (100.0%)

LBOTE Students

21.0%

↑

2020–2025+3.0% (16.7%)

Source: ACARA School Profile 2008–2025

Community Composition Shift

How the school's socio-educational advantage distribution has shifted over time. Each bar shows the % of students in each SEA quarter.

2008

No data

2017

No data

2025

Bottom24%

Lower35%

Upper27%

Top13%

Top Quarter trend (2008–2025)

↓

Source: ACARA School Profile 2008–2025

Year-by-Year Data

YearEnrolmentsICSEAST RatioIndigenousLBOTE

2025669102511.4:12%21%

2024641103211.5:11%20%

2023552103212.7:12%15%

2022546102610.7:13%15%

2021591103712.3:12%17%

2020566103811.7:12%18%

2019544—11.7:12%—

2018588—12.5:11%—

2017619—13.5:12%—

2016623—13:11%—

2015617—12.6:11%—

2014622—12.9:11%—

2013604—12.8:10%—

2012576—12.6:11%—

2011546—12.3:11%—

2010548104212.4:11%—

2009553—12.4:11%—

2008534—12.6:11%—

Source: ACARA School Profile 2008–2025