Osborne Primary School — Trends (2008–2025) — Mount Martha, VIC

18-Year Profile (2008–2025)

Historical profile data for Osborne Primary School from 2008 to 2025. ICSEA has risen by 50 points over this period. Total enrolment has grown by 19 students.

ICSEA 20081021

ICSEA 20251071+50

Enrolment 2008619

Enrolment 2025638+19

Key Metrics Over Time

Total Enrolments

638

↑

2008–2025+19 (3.1%)

ICSEA Score

1071

↑

2008–2025+50 (4.9%)

ICSEA Percentile

76th

↑

2008–2025+16th (26.7%)

Student:Teacher Ratio

15.6:1

↓

2008–2025-2.6:1 (-14.3%)

Indigenous Students

1.0%

↑

2008–2025+1.0% (Infinity%)

LBOTE Students

6.0%

↓

2008–2025-3.0% (-33.3%)

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

Bottom3%

Lower10%

Upper60%

Top27%

2017

Bottom16%

Lower30%

Upper31%

Top24%

2025

Bottom12%

Lower29%

Upper32%

Top27%

Top Quarter trend (2008–2025)

→

Source: ACARA School Profile 2008–2025

Year-by-Year Data

YearEnrolmentsICSEAST RatioIndigenousLBOTE

2025638107115.6:11%6%

2024608107214.5:11%4%

2023610106715.8:11%4%

2022618106314.1:11%5%

2021647106315.6:11%4%

2020655106317.4:11%5%

2019634105916.6:11%4%

2018617104617:11%2%

2017637104817.2:11%3%

2016625103117.2:11%3%

2015596102518.8:10%2%

2014598102117.1:11%2%

2013604101417.5:11%1%

2012614101717.5:11%2%

2011627102717.4:11%6%

2010627102617.9:11%9%

2009608102117.4:11%9%

2008619102118.2:10%9%

Source: ACARA School Profile 2008–2025