18-Year Profile (2008–2025)
Historical profile data for Our Lady of Sion College from 2008 to 2025. ICSEA has fallen by 10 points over this period. Total enrolment has grown by 192 students.
ICSEA 20081121
ICSEA 20251111-10
Enrolment 2008738
Enrolment 2025930+192
Key Metrics Over Time
Total Enrolments
930
↑
ICSEA Score
1111
↓
ICSEA Percentile
87th
↓
Student:Teacher Ratio
11.6:1
↓
Indigenous Students
0.0%
→
LBOTE Students
8.0%
↓
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
Bottom1%
Lower4%
Upper25%
Top70%
2017
Bottom5%
Lower20%
Upper34%
Top42%
2025
Bottom4%
Lower17%
Upper38%
Top42%
Top Quarter trend (2008–2025)
↓
Source: ACARA School Profile 2008–2025
Year-by-Year Data
YearEnrolmentsICSEAST RatioIndigenousLBOTE
2025930111111.6:10%8%
2024914110211.3:10%7%
2023942110112.5:11%6%
2022949109813:10%6%
2021977110413.8:10%8%
2020974110413.8:10%11%
2019964110514:10%13%
2018940109813.8:10%15%
2017932109813.7:10%16%
2016928110013.9:10%16%
2015899110113.7:10%15%
2014889109913.8:10%13%
2013835109813.6:10%11%
2012783107712.9:10%8%
2011757108012.3:10%10%
2010751107512.5:10%13%
2009757112112.4:10%13%
2008738112112:10%14%
Source: ACARA School Profile 2008–2025