18-Year Profile (2008–2025)
Historical profile data for Dianella Secondary College from 2008 to 2025. ICSEA has risen by 20 points over this period. Total enrolment has declined by 50 students.
ICSEA 2008925
ICSEA 2025945+20
Enrolment 2008625
Enrolment 2025575-50
Key Metrics Over Time
Total Enrolments
575
↓
ICSEA Score
945
↑
ICSEA Percentile
23th
↑
Student:Teacher Ratio
13.8:1
↑
Indigenous Students
6.0%
↓
LBOTE Students
72.0%
↑
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
Bottom79%
Lower14%
Upper5%
Top2%
2017
Bottom54%
Lower27%
Upper16%
Top4%
2025
Bottom54%
Lower26%
Upper15%
Top6%
Top Quarter trend (2008–2025)
↑
Source: ACARA School Profile 2008–2025
Year-by-Year Data
YearEnrolmentsICSEAST RatioIndigenousLBOTE
202557594513.8:16%72%
202454593912.3:16%69%
202353194312.6:16%68%
202253792312.1:16%66%
202155892812.2:16%66%
202055093413.8:16%64%
201951793112.8:16%66%
201851192413.1:16%66%
201750893311.9:16%66%
201652192012:17%67%
201560793013.5:18%64%
201453593012.1:17%61%
201354692411.3:17%51%
201252993711.7:17%55%
201151592611.5:18%44%
201057093012:19%37%
200961192512.4:19%38%
200862592512.4:19%37%
Source: ACARA School Profile 2008–2025