Holy Trinity School — Trends (2008–2025) — Wantirna South, VIC

18-Year Profile (2008–2025)

Historical profile data for Holy Trinity School from 2008 to 2025. ICSEA has risen by 9 points over this period. Total enrolment has declined by 76 students.

ICSEA 20081074

ICSEA 20251083+9

Enrolment 2008286

Enrolment 2025210-76

Key Metrics Over Time

Total Enrolments

210

↓

2008–2025-76 (-26.6%)

ICSEA Score

1083

↑

2008–2025+9 (0.8%)

ICSEA Percentile

79th

↓

2008–2025-2th (-2.5%)

Student:Teacher Ratio

12.9:1

↓

2008–2025-4.6:1 (-26.3%)

Indigenous Students

0.0%

→

2008–20250.0% (NaN%)

LBOTE Students

33.0%

↑

2008–2025+1.0% (3.1%)

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

Bottom11%

Lower21%

Upper51%

Top18%

2017

Bottom8%

Lower24%

Upper34%

Top34%

2025

Bottom10%

Lower23%

Upper36%

Top31%

Top Quarter trend (2008–2025)

↑

Source: ACARA School Profile 2008–2025

Year-by-Year Data

YearEnrolmentsICSEAST RatioIndigenousLBOTE

2025210108312.9:10%33%

2024259108113.1:10%28%

2023266107813.2:10%23%

2022285108413.1:10%19%

2021294107413.2:10%16%

2020299107413.5:10%15%

2019303107314.1:10%12%

2018295106714.8:10%12%

2017283107615.1:10%14%

2016280108015.5:10%15%

2015268107114.8:10%17%

2014266106914.9:10%21%

2013262106616:10%27%

2012254104916:10%32%

2011251105715.3:10%36%

2010261105615.9:10%37%

2009260107416.4:10%35%

2008286107417.5:10%32%

Source: ACARA School Profile 2008–2025