11-Year Profile (2015–2025)
Historical profile data for Alta-1 College from 2015 to 2025. ICSEA has fallen by 12 points over this period. Total enrolment has grown by 119 students.
ICSEA 2015968
ICSEA 2025956-12
Enrolment 201513
Enrolment 2025132+119
Key Metrics Over Time
Total Enrolments
132
↑
ICSEA Score
956
↓
ICSEA Percentile
27th
↓
Student:Teacher Ratio
11.2:1
↓
Indigenous Students
14.0%
↑
LBOTE Students
0.0%
→
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.
2015
No data2020
Bottom40%
Lower43%
Upper12%
Top5%
2025
Bottom46%
Lower34%
Upper16%
Top4%
Top Quarter trend (2015–2025)
↓
Source: ACARA School Profile 2008–2025
Year-by-Year Data
YearEnrolmentsICSEAST RatioIndigenousLBOTE
202513295611.2:114%0%
20247994310:118%0%
20237692810.6:122%0%
20227894911.1:114%0%
20217295912:117%0%
20207396816.6:110%0%
201958—15.3:19%—
201846—15.3:117%—
201732—16:125%—
201629—20.7:114%0%
201513—13:18%—
Source: ACARA School Profile 2008–2025